From e179ab42b0cd6a35742c436b827ecb0b10ddfc30 Mon Sep 17 00:00:00 2001
From: "@jehovahsays" <morgansbyers@gmail.com>
Date: Thu, 20 Jun 2024 22:45:25 -0400
Subject: [PATCH] clean and ready for new users to use

---
 action.php                              | 484 ++++++++--------
 css/style.css                           |  51 ++
 en/automation.html                      |   3 -
 en/calculation.html                     |   3 -
 en/closure.html                         |   3 -
 en/cluster.html                         |   3 -
 en/collaboration.html                   |   3 -
 en/compass.html                         |   3 -
 en/core.html                            |   3 -
 en/database.html                        |   3 -
 en/equation.html                        |   3 -
 en/evolve.html                          |   3 -
 en/eyeball.html                         |   3 -
 en/galactic.html                        |   3 -
 en/geometry.html                        |   3 -
 en/handle.html                          |   3 -
 en/index.html                           |   3 +
 en/input.html                           |   3 -
 en/intelligence.html                    |   3 -
 en/knowledge.html                       |   3 -
 en/list.html                            |   3 -
 en/logistics.html                       |   3 -
 en/mind.html                            |   3 -
 en/orbit.html                           |   3 -
 en/polarity.html                        |   3 -
 en/real-time.html                       |   3 -
 en/reproductive.html                    |   3 -
 en/scale.html                           |   3 -
 en/self.html                            |   3 -
 en/source.html                          |   3 -
 en/sphere.html                          |   3 -
 en/verify.html                          |   3 -
 en/vision.html                          |   3 -
 index.html                              |  73 +--
 index.php                               |   6 +-
 js/TagCloud.d.ts                        |  43 ++
 js/TagCloud.js                          | 469 +++++++++++++++
 js/TagCloud.min.js                      |   6 +
 orbital.html                            |  81 +++
 test/channel-messaging-basic/index.html |  43 --
 test/channel-messaging-basic/page2.html |  31 -
 test/springy/2d.html                    | 106 ----
 test/springy/Jun20/springy.html         | 239 --------
 test/springy/Jun20/springy.js           | 735 ------------------------
 test/springy/Jun20/springy.php          |  58 --
 test/springy/Jun20/springyui.js         | 394 -------------
 test/springy/jquery-3.7.1.min.js        |   2 -
 test/springy/logger.txt                 |  30 -
 test/springy/springy.html               |  27 -
 test/springy/springy.js                 | 735 ------------------------
 test/springy/springyui.js               | 394 -------------
 test/tail/tail.txt                      | 287 ---------
 52 files changed, 932 insertions(+), 3455 deletions(-)
 create mode 100644 css/style.css
 delete mode 100644 en/automation.html
 delete mode 100644 en/calculation.html
 delete mode 100644 en/closure.html
 delete mode 100644 en/cluster.html
 delete mode 100644 en/collaboration.html
 delete mode 100644 en/compass.html
 delete mode 100644 en/core.html
 delete mode 100644 en/database.html
 delete mode 100644 en/equation.html
 delete mode 100644 en/evolve.html
 delete mode 100644 en/eyeball.html
 delete mode 100644 en/galactic.html
 delete mode 100644 en/geometry.html
 delete mode 100644 en/handle.html
 create mode 100644 en/index.html
 delete mode 100644 en/input.html
 delete mode 100644 en/intelligence.html
 delete mode 100644 en/knowledge.html
 delete mode 100644 en/list.html
 delete mode 100644 en/logistics.html
 delete mode 100644 en/mind.html
 delete mode 100644 en/orbit.html
 delete mode 100644 en/polarity.html
 delete mode 100644 en/real-time.html
 delete mode 100644 en/reproductive.html
 delete mode 100644 en/scale.html
 delete mode 100644 en/self.html
 delete mode 100644 en/source.html
 delete mode 100644 en/sphere.html
 delete mode 100644 en/verify.html
 delete mode 100644 en/vision.html
 create mode 100644 js/TagCloud.d.ts
 create mode 100644 js/TagCloud.js
 create mode 100644 js/TagCloud.min.js
 create mode 100644 orbital.html
 delete mode 100644 test/channel-messaging-basic/index.html
 delete mode 100644 test/channel-messaging-basic/page2.html
 delete mode 100644 test/springy/2d.html
 delete mode 100644 test/springy/Jun20/springy.html
 delete mode 100644 test/springy/Jun20/springy.js
 delete mode 100644 test/springy/Jun20/springy.php
 delete mode 100755 test/springy/Jun20/springyui.js
 delete mode 100644 test/springy/jquery-3.7.1.min.js
 delete mode 100644 test/springy/logger.txt
 delete mode 100644 test/springy/springy.html
 delete mode 100644 test/springy/springy.js
 delete mode 100755 test/springy/springyui.js
 delete mode 100644 test/tail/tail.txt

diff --git a/action.php b/action.php
index 3c1025f..ffbabb8 100644
--- a/action.php
+++ b/action.php
@@ -10,9 +10,9 @@
 header( 'viewport: width=device-width, initial-scale=1.0' );
 header( 'Accept-Language: en-US,en;q=0.5' );
 header( 'Connection: Keep-alive' );
-header( 'Host: handle' );
-header( 'description: handle' );
-header( 'keywords: handle' );
+header( 'Host: index' );
+header( 'description: index' );
+header( 'keywords: index' );
 header( 'Vary: Accept-Encoding' );
 header( 'Expires: 0' );
 header( 'Referrer-Policy:  same-origin' );
@@ -33,236 +33,252 @@
 			echo "<meta name='viewport' content='width=device-width'><a href='./en/$value.html'>$value</a>";
 			exit;
 			} 			
-	$handle = fopen("./en/" . $value . ".html", "a");
-		fwrite($handle, 
-		"\n" 
-		. "<meta name="
-		. "\""
-		. "viewport"
-		. "\"" 
-		. "content="
-		. "\"" 
-		. "width=device-width"
-		. "\"" 
-		. ">"	
-		. "<title>" 
-		. $value 
-		. "</title>"	
-		. "<script src="
-		. "\""
-		. "../js/jquery-3.7.1.min.js"
-		. "\""
-		. "></script>"
-		. "<script src="
-		. "\"" 
-		. "../js/bootstrap.js"
-		. "\"" 
-		. "></script>"
-		. "<link href="
-		. "\"" 
-		. "../css/bootstrap.css"
-		. "\"" 
-		. "rel="
-		. "\"" 
-		. "stylesheet"
-		. "\"" 
-		. "></link>"
-		. "<nav class="
-		. "\"" 
-		. "navbar navbar-inverse"
-		. "\"" 
-		. ">"
-		. "<div class="
-		. "\"" 
-		. "container-fluid"
-		. "\"" 
-		. ">"
-		. "<div class="
-		. "\"" 
-		. "navbar-header"
-		. "\"" 
-		. ">"
-		. "<button type="
-		. "\"" 
-		. "button"
-		. "\"" 
-		. "class="
-		. "\"" 
-		. "navbar-toggle"
-		. "\"" 
-		. " data-toggle="
-		. "\"" 
-		. "collapse"
-		. "\"" 
-		. "data-target="
-		. "\"" 
-		. "#myNavbar"
-		. "\"" 
-		. ">"
-		. "<span class="
-		. "\"" 
-		. "icon-bar"
-		. "\"" 
-		. "></span>"
-		. "<span class="
-		. "\"" 
-		. "icon-bar"
-		. "\"" 
-		. "></span>"
-		. "<span class="
-		. "\"" 
-		. "icon-bar"
-		. "\"" 
-		. "></span>"
-		. "</button>"
-        . "<a class="
-		. "\""
-		. "navbar-brand"
-		. "\""
-		. "href="
-		. "\""
-		. "./solution.html"
-		. "\""
-		. ">"
-		. $value
-		. "</a>"
-		. "<form "
-		. "class="
-		. "\"" 
-		. "form-group"
-		. "\"" 
-		. "action="
-		. "\"" 
-		. "../action.php"
-		. "\"" 
-		. "method="
-		. "\"" 
-		. "post"
-		. "\"" 
-		. ">"
-		. "<input "
-		. "type="
-		. "\"" 
-		. "text"
-		. "\"" 
-		. "class="
-		. "\"" 
-		. "form-control"
-		. "\"" 
-		. "id="
-		. "\"" 
-		. "secure-form-answer-Human"
-		. "\"" 
-		. "type="
-		. "\"" 
-		. "text"
-		. "\"" 
-		. "name="
-		. "\"" 
-		. "secure-form-answer"
-		. "\"" 
-		. "onkeypress="
-		. "\"" 
-		. "return event.charCode != 32"
-		. "\"" 
-		. "maxlength="
-		. "\"" 
-		. "40"
-		. "\"" 
-		. "autocomplete="
-		. "\"" 
-		. "true"
-		. "\"" 
-		. "autocorrect="
-		. "\"" 
-		. "off"
-		. "\""
-		. "autocapitalize="
-		. "\"" 
-		. "off"
-		. "\"" 
-		. "spellcheck="
-		. "\"" 
-		. "true"
-		. "\"" 
-		. "placeholder="
-		. "\"" 
-		. "what word defines this word"
-		. "\"" 
-		. ">"
-		. "<noscript><label"
-		. "for="
-		. "\"" 
-		. "secure-form-answer-Human"
-		. "\"" 
-		. ">"
-		. "Human"
-		. "</label></noscript></form></div></ul>"
-		. "<ul class="
-		. "\"" 
-		. "nav navbar-nav navbar-right"
-		. "\"" 
-		. ">"
-		. "<div class="
-		. "\"" 
-		. "collapse navbar-collapse"
-		. "\"" 
-		. " id="
-		. "\"" 
-		."myNavbar"
-		. "\"" 
-		.">"
-		. "<center>"
-		. "<button class="
-		. "\"" 
-		. "form-group"
-		. "\"" 
-		. ">"
-		. "</form>"
-		. "<a href="
-		. "\"" 
-		. "../index.html"
-		. "\"" 
-		. ">return to homepage</a>"
-		. "</button>"
-		. "<br><br><a href=" 
-		. "\"" 
-		. "../delete.php?action=delete&filename=./en/" 
-		. $value 
-		. ".html" 
-		. "\"" 
-		. ">delete this page</a>"
-		. "</center>" 
-      	. "\n"
-		. "\r\n");
-		$handle = fopen("./index.html", "a");
-		fwrite($handle, 
-		"<a href=" 
-		. "\"" 
-		. "./en/" 
-		. $value 
-		. ".html" 
-		. "\"" 
-		. "class=" 
-		. "\"" 
-		. "handle" 
-		. "\"" 
-		. "><button>" 
-		. $value 
-		. "</button>" 
-		. "</a>"
-		. "recent edits "
-		. "<a href="
-		. "\""
-		. "./en/"
-		. $value
-		. ".html"
-		. "\""
-		. ">"
-		. $value
-		. "</a></br>" 		
-		. "\r\n");
-		echo "<meta name='viewport' content='width=device-width'>successfully created <a href='./en/$value.html'>$value</a>";
-	}
+			$handle = fopen("./en/" . $value . ".html", "a");
+			fwrite($handle, 
+			"\n" 
+			. "<meta name="
+			. "\""
+			. "viewport"
+			. "\"" 
+			. "content="
+			. "\"" 
+			. "width=device-width"
+			. "\"" 
+			. ">"	
+			. "<title>" 
+			. $value 
+			. "</title>"	
+			. "<script src="
+			. "\""
+			. "../js/jquery-3.7.1.min.js"
+			. "\""
+			. "></script>"
+			. "<script src="
+			. "\"" 
+			. "../js/bootstrap.js"
+			. "\"" 
+			. "></script>"
+			. "<link href="
+			. "\"" 
+			. "../css/bootstrap.css"
+			. "\"" 
+			. "rel="
+			. "\"" 
+			. "stylesheet"
+			. "\"" 
+			. "></link>"
+			. "<nav class="
+			. "\"" 
+			. "navbar navbar-inverse"
+			. "\"" 
+			. ">"
+			. "<div class="
+			. "\"" 
+			. "container-fluid"
+			. "\"" 
+			. ">"
+			. "<div class="
+			. "\"" 
+			. "navbar-header"
+			. "\"" 
+			. ">"
+			. "<button type="
+			. "\"" 
+			. "button"
+			. "\"" 
+			. "class="
+			. "\"" 
+			. "navbar-toggle"
+			. "\"" 
+			. " data-toggle="
+			. "\"" 
+			. "collapse"
+			. "\"" 
+			. "data-target="
+			. "\"" 
+			. "#myNavbar"
+			. "\"" 
+			. ">"
+			. "<span class="
+			. "\"" 
+			. "icon-bar"
+			. "\"" 
+			. "></span>"
+			. "<span class="
+			. "\"" 
+			. "icon-bar"
+			. "\"" 
+			. "></span>"
+			. "<span class="
+			. "\"" 
+			. "icon-bar"
+			. "\"" 
+			. "></span>"
+			. "</button>"
+			. "<a class="
+			. "\""
+			. "navbar-brand"
+			. "\""
+			. "href="
+			. "\""
+			. "./$value.html"
+			. "\""
+			. ">"
+			. $value
+			. "</a>"
+			. "<form "
+			. "class="
+			. "\"" 
+			. "form-group"
+			. "\"" 
+			. "action="
+			. "\"" 
+			. "../action.php"
+			. "\"" 
+			. "method="
+			. "\"" 
+			. "post"
+			. "\"" 
+			. ">"
+			. "<input "
+			. "type="
+			. "\"" 
+			. "text"
+			. "\"" 
+			. "class="
+			. "\"" 
+			. "form-control"
+			. "\"" 
+			. "id="
+			. "\"" 
+			. "secure-form-answer-Human"
+			. "\"" 
+			. "type="
+			. "\"" 
+			. "text"
+			. "\"" 
+			. "name="
+			. "\"" 
+			. "secure-form-answer"
+			. "\"" 	 
+			. "maxlength="
+			. "\"" 
+			. "40"
+			. "\"" 
+			. "autocomplete="
+			. "\"" 
+			. "true"
+			. "\"" 
+			. "autocorrect="
+			. "\"" 
+			. "off"
+			. "\""
+			. "autocapitalize="
+			. "\"" 
+			. "off"
+			. "\"" 
+			. "spellcheck="
+			. "\"" 
+			. "true"
+			. "\"" 
+			. "placeholder="
+			. "\"" 
+			. "what word defines this word"
+			. "\""
+            . "required"			
+			. ">"
+			. "<noscript><label"
+			. "for="
+			. "\"" 
+			. "secure-form-answer-Human"
+			. "\"" 
+			. ">"
+			. "Human"
+			. "</label></noscript></form>"
+			. "<center><article>Keyword definitions go here</article></center>"
+			. "</div></ul>"
+			. "<ul class="
+			. "\"" 
+			. "nav navbar-nav navbar-right"
+			. "\"" 
+			. ">"
+			. "<div class="
+			. "\"" 
+			. "collapse navbar-collapse"
+			. "\"" 
+			. " id="
+			. "\"" 
+			. "myNavbar"
+			. "\"" 
+			. ">"
+			. "<center>"
+			. "<button class="
+			. "\"" 
+			. "form-group"
+			. "\"" 
+			. ">"
+			. "</form>"
+			. "<a href="
+			. "\"" 
+			. "../index.html"
+			. "\"" 
+			. ">return to homepage</a>"
+			. "</button>"
+			. "<br><br><a href=" 
+			. "\"" 
+			. "../delete.php?action=delete&filename=./en/" 
+			. $value 
+			. ".html" 
+			. "\"" 
+			. ">delete this page</a>"
+			. "</center>" 
+			. "\n"
+			. "\r\n");
+			$handle = fopen("./index.html", "a");
+			fwrite($handle, 
+			"<a href=" 
+			. "\"" 
+			. "./en/" 
+			. $value 
+			. ".html" 
+			. "\"" 
+			. "class=" 
+			. "\"" 
+			. "edge" 
+			. "\"" 
+			. "><button>" 
+			. $value 
+			. "</button>" 
+			. "</a>"
+			. "recent edits "
+			. "<a href="
+			. "\""
+			. "./en/"
+			. $value
+			. ".html"
+			. "\""
+			. ">"
+			. $value
+			. "</a></br>" 		
+			. "\r\n");
+			$handle = fopen("./orbital.html", "a");
+			// load the data and delete the line from the array 
+			$lines = file('./orbital.html'); 
+			$last = sizeof($lines) - 1 ; 
+			unset($lines[$last]); 
+			// write the new data to the file 
+			file_put_contents('./orbital.html', $lines); 
+			foreach($_POST as $variable => $value) {
+			$value = str_replace(' ', '_', $value);
+			fwrite($handle, 	
+			"\""
+			. $value 
+			. "\""
+			. ","
+			. "\n"
+			. "];var tc = TagCloud('.content', texts);console.log(tc);</script>");
+			echo "<meta name='viewport' content='width=device-width'>successfully created <a href='./en/$value.html'>$value</a>";
+			}
+		}
 fclose($handle);
 ?>
\ No newline at end of file
diff --git a/css/style.css b/css/style.css
new file mode 100644
index 0000000..e39d37e
--- /dev/null
+++ b/css/style.css
@@ -0,0 +1,51 @@
+html {
+  font-family: sans-serif;
+}
+
+h1,
+h2 {
+  text-align: center;
+}
+
+article {
+  width: 300px;
+  min-height: 50px;
+  margin: 0 auto;
+  padding: 10px;
+  background-image: repeating-linear-gradient(
+      to bottom,
+      transparent 1px,
+      transparent 20px,
+      rgb(0, 0, 150) 21px
+    ),
+    linear-gradient(to bottom right, white, #ccc);
+  border-radius: 20px;
+  box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.7);
+  line-height: 1.5;
+}
+
+ul {
+  list-style-type: none;
+  padding-left: 0;
+  width: 480px;
+  margin: 0 auto;
+  padding-bottom: 30px;
+}
+
+li {
+  float: left;
+  width: 33%;
+}
+
+ul li a {
+  display: block;
+  text-align: center;
+  color: blue;
+  text-decoration: underline;
+  cursor: pointer;
+}
+
+ul li a:hover,
+ul li a:focus {
+  text-decoration: none;
+}
diff --git a/en/automation.html b/en/automation.html
deleted file mode 100644
index fbcc206..0000000
--- a/en/automation.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-<meta name="viewport"content="width=device-width"><title>automation</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">automation</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/automation.html">delete this page</a></center>
-
diff --git a/en/calculation.html b/en/calculation.html
deleted file mode 100644
index da9b8ab..0000000
--- a/en/calculation.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-<meta name="viewport"content="width=device-width"><title>calculation</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">calculation</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/calculation.html">delete this page</a></center>
-
diff --git a/en/closure.html b/en/closure.html
deleted file mode 100644
index 4d9ac61..0000000
--- a/en/closure.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-<meta name="viewport"content="width=device-width"><title>closure</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">closure</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/closure.html">delete this page</a></center>
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diff --git a/en/cluster.html b/en/cluster.html
deleted file mode 100644
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+++ /dev/null
@@ -1,3 +0,0 @@
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-<meta name="viewport"content="width=device-width"><title>cluster</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">cluster</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/cluster.html">delete this page</a></center>
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diff --git a/en/collaboration.html b/en/collaboration.html
deleted file mode 100644
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-<meta name="viewport"content="width=device-width"><title>collaboration</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">collaboration</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/collaboration.html">delete this page</a></center>
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diff --git a/en/compass.html b/en/compass.html
deleted file mode 100644
index 70fae3d..0000000
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+++ /dev/null
@@ -1,3 +0,0 @@
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-<meta name="viewport"content="width=device-width"><title>compass</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">compass</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/compass.html">delete this page</a></center>
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diff --git a/en/core.html b/en/core.html
deleted file mode 100644
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-<meta name="viewport"content="width=device-width"><title>core</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">core</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/core.html">delete this page</a></center>
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diff --git a/en/database.html b/en/database.html
deleted file mode 100644
index 75c9001..0000000
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+++ /dev/null
@@ -1,3 +0,0 @@
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-<meta name="viewport"content="width=device-width"><title>database</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">database</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/database.html">delete this page</a></center>
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diff --git a/en/equation.html b/en/equation.html
deleted file mode 100644
index 6c88efb..0000000
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-<meta name="viewport"content="width=device-width"><title>equation</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">equation</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/equation.html">delete this page</a></center>
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diff --git a/en/evolve.html b/en/evolve.html
deleted file mode 100644
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@@ -1,3 +0,0 @@
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-<meta name="viewport"content="width=device-width"><title>evolve</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">evolve</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/evolve.html">delete this page</a></center>
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diff --git a/en/eyeball.html b/en/eyeball.html
deleted file mode 100644
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--- a/en/eyeball.html
+++ /dev/null
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-<meta name="viewport"content="width=device-width"><title>eyeball</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">eyeball</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/eyeball.html">delete this page</a></center>
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diff --git a/en/galactic.html b/en/galactic.html
deleted file mode 100644
index 25e5922..0000000
--- a/en/galactic.html
+++ /dev/null
@@ -1,3 +0,0 @@
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-<meta name="viewport"content="width=device-width"><title>galactic</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">galactic</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/galactic.html">delete this page</a></center>
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diff --git a/en/geometry.html b/en/geometry.html
deleted file mode 100644
index ef299ad..0000000
--- a/en/geometry.html
+++ /dev/null
@@ -1,3 +0,0 @@
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-<meta name="viewport"content="width=device-width"><title>geometry</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">geometry</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/geometry.html">delete this page</a></center>
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diff --git a/en/handle.html b/en/handle.html
deleted file mode 100644
index 82b8a8c..0000000
--- a/en/handle.html
+++ /dev/null
@@ -1,3 +0,0 @@
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-<meta name="viewport"content="width=device-width"><title>handle</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">handle</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/handle.html">delete this page</a></center>
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diff --git a/en/index.html b/en/index.html
new file mode 100644
index 0000000..d147e55
--- /dev/null
+++ b/en/index.html
@@ -0,0 +1,3 @@
+
+<meta name="viewport"content="width=device-width"><title>index</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./index.html">index</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"required><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form><center><article>Keyword definitions go here</article></center></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/index.html">delete this page</a></center>
+
diff --git a/en/input.html b/en/input.html
deleted file mode 100644
index 7c3956a..0000000
--- a/en/input.html
+++ /dev/null
@@ -1,3 +0,0 @@
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-<meta name="viewport"content="width=device-width"><title>input</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">input</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/input.html">delete this page</a></center>
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diff --git a/en/intelligence.html b/en/intelligence.html
deleted file mode 100644
index 1ccc39d..0000000
--- a/en/intelligence.html
+++ /dev/null
@@ -1,3 +0,0 @@
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-<meta name="viewport"content="width=device-width"><title>intelligence</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">intelligence</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/intelligence.html">delete this page</a></center>
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diff --git a/en/knowledge.html b/en/knowledge.html
deleted file mode 100644
index 172f857..0000000
--- a/en/knowledge.html
+++ /dev/null
@@ -1,3 +0,0 @@
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-<meta name="viewport"content="width=device-width"><title>knowledge</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">knowledge</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/knowledge.html">delete this page</a></center>
-
diff --git a/en/list.html b/en/list.html
deleted file mode 100644
index 8e06a4c..0000000
--- a/en/list.html
+++ /dev/null
@@ -1,3 +0,0 @@
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-<meta name="viewport"content="width=device-width"><title>list</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">list</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/list.html">delete this page</a></center>
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diff --git a/en/logistics.html b/en/logistics.html
deleted file mode 100644
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--- a/en/logistics.html
+++ /dev/null
@@ -1,3 +0,0 @@
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-<meta name="viewport"content="width=device-width"><title>logistics</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">logistics</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/logistics.html">delete this page</a></center>
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diff --git a/en/mind.html b/en/mind.html
deleted file mode 100644
index d049276..0000000
--- a/en/mind.html
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@@ -1,3 +0,0 @@
-
-<meta name="viewport"content="width=device-width"><title>mind</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">mind</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/mind.html">delete this page</a></center>
-
diff --git a/en/orbit.html b/en/orbit.html
deleted file mode 100644
index 7c406ec..0000000
--- a/en/orbit.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-<meta name="viewport"content="width=device-width"><title>orbit</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">orbit</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/orbit.html">delete this page</a></center>
-
diff --git a/en/polarity.html b/en/polarity.html
deleted file mode 100644
index c58ef03..0000000
--- a/en/polarity.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-<meta name="viewport"content="width=device-width"><title>polarity</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">polarity</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/polarity.html">delete this page</a></center>
-
diff --git a/en/real-time.html b/en/real-time.html
deleted file mode 100644
index e3a9d0d..0000000
--- a/en/real-time.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-<meta name="viewport"content="width=device-width"><title>real-time</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">real-time</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/real-time.html">delete this page</a></center>
-
diff --git a/en/reproductive.html b/en/reproductive.html
deleted file mode 100644
index 4427b27..0000000
--- a/en/reproductive.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-<meta name="viewport"content="width=device-width"><title>reproductive</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">reproductive</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/reproductive.html">delete this page</a></center>
-
diff --git a/en/scale.html b/en/scale.html
deleted file mode 100644
index 18f7404..0000000
--- a/en/scale.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-<meta name="viewport"content="width=device-width"><title>scale</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">scale</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/scale.html">delete this page</a></center>
-
diff --git a/en/self.html b/en/self.html
deleted file mode 100644
index 648fb0f..0000000
--- a/en/self.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-<meta name="viewport"content="width=device-width"><title>self</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">self</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/self.html">delete this page</a></center>
-
diff --git a/en/source.html b/en/source.html
deleted file mode 100644
index 0adf295..0000000
--- a/en/source.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-<meta name="viewport"content="width=device-width"><title>source</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">source</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/source.html">delete this page</a></center>
-
diff --git a/en/sphere.html b/en/sphere.html
deleted file mode 100644
index 52e6d6a..0000000
--- a/en/sphere.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-<meta name="viewport"content="width=device-width"><title>sphere</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">sphere</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/sphere.html">delete this page</a></center>
-
diff --git a/en/verify.html b/en/verify.html
deleted file mode 100644
index cfa5e8b..0000000
--- a/en/verify.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-<meta name="viewport"content="width=device-width"><title>verify</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">verify</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/verify.html">delete this page</a></center>
-
diff --git a/en/vision.html b/en/vision.html
deleted file mode 100644
index 4205946..0000000
--- a/en/vision.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-<meta name="viewport"content="width=device-width"><title>vision</title><script src="../js/jquery-3.7.1.min.js"></script><script src="../js/bootstrap.js"></script><link href="../css/bootstrap.css"rel="stylesheet"></link><nav class="navbar navbar-inverse"><div class="container-fluid"><div class="navbar-header"><button type="button"class="navbar-toggle" data-toggle="collapse"data-target="#myNavbar"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></button><a class="navbar-brand"href="./solution.html">vision</a><form class="form-group"action="../action.php"method="post"><input type="text"class="form-control"id="secure-form-answer-Human"type="text"name="secure-form-answer"onkeypress="return event.charCode != 32"maxlength="40"autocomplete="true"autocorrect="off"autocapitalize="off"spellcheck="true"placeholder="what word defines this word"><noscript><labelfor="secure-form-answer-Human">Human</label></noscript></form></div></ul><ul class="nav navbar-nav navbar-right"><div class="collapse navbar-collapse" id="myNavbar"><center><button class="form-group"></form><a href="../index.html">return to homepage</a></button><br><br><a href="../delete.php?action=delete&filename=./en/vision.html">delete this page</a></center>
-
diff --git a/index.html b/index.html
index d4a76b7..917e0bd 100644
--- a/index.html
+++ b/index.html
@@ -33,7 +33,7 @@
 <meta name="theme-color" media="(prefers-color-scheme: light)" content="cyan" />
 <meta name="theme-color" media="(prefers-color-scheme: dark)" content="black" />
 <style>
-list {
+node {
         list-style: none;
         padding: 0;
         margin: 0;
@@ -41,7 +41,7 @@
 	    top: 0;
         left: 0px;			
 }
-.handle {
+.edge {
         margin: 0;
 	    position: fixed;		
 	    top: 0;
@@ -50,7 +50,7 @@
         padding: 15px;
         animation: fadeIn 0.5s ease-in-out;
 } 
-.handle:last-child {        
+.edge:last-child {        
 	    position: fixed;
 	    top: 0;
         left: 0px;
@@ -71,17 +71,19 @@
 <script src="./js/jquery-3.7.1.min.js"></script>
 <script src="./js/bootstrap.js"></script>
 <link href="./css/bootstrap.css" rel="stylesheet"></link>
-<title>handle</title>
+
+<title>index</title>
 </head>
 <body>
+
 <script>
-function handle() {
+function edge() {
 	
-  let input = document.getElementById('list').value;
+  let input = document.getElementById('node').value;
 
   input = input.toLowerCase();
 
-  let x = document.getElementsByClassName('handle');
+  let x = document.getElementsByClassName('edge');
  
   for (i = 0; i < x.length; i++) {
 
@@ -102,7 +104,7 @@
 }
 
 </script>
-	
+
 <nav class="navbar navbar-inverse">
   <div class="container-fluid">
     <div class="navbar-header">	
@@ -112,11 +114,16 @@
         <span class="icon-bar"></span>
       </button>
 	<center>
-	
+
+ <form 
+ class="navbar-form navbar-left" 
+ action="./index.html" 
+method="get">
+<div class="form-group">	
+		
 <input 
-id="list" 
-onkeyup="handle()" 
-onkeydown="return event.key != 'Enter';"
+id="node" 
+onkeyup="edge()" 
 name="search" 
 placeholder="search pages" 
 type="search" 
@@ -127,7 +134,9 @@
 spellcheck="true"		
 class="form-control">     
 </form>	 
-
+<br>
+<center><article>Database of keywords</article></center>
+<iframe src="./orbital.html" height="260" width="260" title="orbital"></iframe>
       <ul class="nav navbar-nav navbar-right">
     <div class="collapse navbar-collapse" id="myNavbar">
     <div class="container">
@@ -137,8 +146,8 @@
 <div class="form-group">	
 
 <input 
-id="list" 
-onkeyup="handle()" 
+id="node" 
+onkeyup="edge()" 
 id="secure-form-answer-Human" 
 type="text" 
 name="secure-form-answer" 
@@ -164,35 +173,5 @@
     </div>		
     </div><!-- /.container -->	
 
-<center>
-<ul id="list">
-<a href="./en/intelligence.html"class="handle"><button>intelligence</button></a>recent edits <a href="./en/intelligence.html">intelligence</a></br>
-<a href="./en/core.html"class="handle"><button>core</button></a>recent edits <a href="./en/core.html">core</a></br>
-<a href="./en/sphere.html"class="handle"><button>sphere</button></a>recent edits <a href="./en/sphere.html">sphere</a></br>
-<a href="./en/eyeball.html"class="handle"><button>eyeball</button></a>recent edits <a href="./en/eyeball.html">eyeball</a></br>
-<a href="./en/orbit.html"class="handle"><button>orbit</button></a>recent edits <a href="./en/orbit.html">orbit</a></br>
-<a href="./en/polarity.html"class="handle"><button>polarity</button></a>recent edits <a href="./en/polarity.html">polarity</a></br>
-<a href="./en/source.html"class="handle"><button>source</button></a>recent edits <a href="./en/source.html">source</a></br>
-<a href="./en/mind.html"class="handle"><button>mind</button></a>recent edits <a href="./en/mind.html">mind</a></br>
-<a href="./en/self.html"class="handle"><button>self</button></a>recent edits <a href="./en/self.html">self</a></br>
-<a href="./en/evolve.html"class="handle"><button>evolve</button></a>recent edits <a href="./en/evolve.html">evolve</a></br>
-<a href="./en/reproductive.html"class="handle"><button>reproductive</button></a>recent edits <a href="./en/reproductive.html">reproductive</a></br>
-<a href="./en/vision.html"class="handle"><button>vision</button></a>recent edits <a href="./en/vision.html">vision</a></br>
-<a href="./en/list.html"class="handle"><button>list</button></a>recent edits <a href="./en/list.html">list</a></br>
-<a href="./en/handle.html"class="handle"><button>handle</button></a>recent edits <a href="./en/handle.html">handle</a></br>
-<a href="./en/database.html"class="handle"><button>database</button></a>recent edits <a href="./en/database.html">database</a></br>
-<a href="./en/scale.html"class="handle"><button>scale</button></a>recent edits <a href="./en/scale.html">scale</a></br>
-<a href="./en/equation.html"class="handle"><button>equation</button></a>recent edits <a href="./en/equation.html">equation</a></br>
-<a href="./en/calculation.html"class="handle"><button>calculation</button></a>recent edits <a href="./en/calculation.html">calculation</a></br>
-<a href="./en/compass.html"class="handle"><button>compass</button></a>recent edits <a href="./en/compass.html">compass</a></br>
-<a href="./en/verify.html"class="handle"><button>verify</button></a>recent edits <a href="./en/verify.html">verify</a></br>
-<a href="./en/real-time.html"class="handle"><button>real-time</button></a>recent edits <a href="./en/real-time.html">real-time</a></br>
-<a href="./en/closure.html"class="handle"><button>closure</button></a>recent edits <a href="./en/closure.html">closure</a></br>
-<a href="./en/logistics.html"class="handle"><button>logistics</button></a>recent edits <a href="./en/logistics.html">logistics</a></br>
-<a href="./en/geometry.html"class="handle"><button>geometry</button></a>recent edits <a href="./en/geometry.html">geometry</a></br>
-<a href="./en/galactic.html"class="handle"><button>galactic</button></a>recent edits <a href="./en/galactic.html">galactic</a></br>
-<a href="./en/cluster.html"class="handle"><button>cluster</button></a>recent edits <a href="./en/cluster.html">cluster</a></br>
-<a href="./en/input.html"class="handle"><button>input</button></a>recent edits <a href="./en/input.html">input</a></br>
-<a href="./en/automation.html"class="handle"><button>automation</button></a>recent edits <a href="./en/automation.html">automation</a></br>
-<a href="./en/collaboration.html"class="handle"><button>collaboration</button></a>recent edits <a href="./en/collaboration.html">collaboration</a></br>
-<a href="./en/knowledge.html"class="handle"><button>knowledge</button></a>recent edits <a href="./en/knowledge.html">knowledge</a></br>
+<ul id="node">
+<a href="./en/index.html"class="edge"><button>index</button></a>recent edits <a href="./en/index.html">index</a></br>
diff --git a/index.php b/index.php
index 32eae68..1795b79 100644
--- a/index.php
+++ b/index.php
@@ -10,9 +10,9 @@
 header( 'viewport: width=device-width, initial-scale=1.0' );
 header( 'Accept-Language: en-US,en;q=0.5' );
 header( 'Connection: Keep-alive' );
-header( 'Host: handle' );
-header( 'description: handle' );
-header( 'keywords: handle' );
+header( 'Host: index' );
+header( 'description: index' );
+header( 'keywords: index' );
 header( 'Vary: Accept-Encoding' );
 header( 'Expires: 0' );
 header( 'Referrer-Policy:  same-origin' );
diff --git a/js/TagCloud.d.ts b/js/TagCloud.d.ts
new file mode 100644
index 0000000..bd50e04
--- /dev/null
+++ b/js/TagCloud.d.ts
@@ -0,0 +1,43 @@
+export interface TagCloud {
+    update(texts: Array<string>): void;
+    pause(): void;
+    resume(): void;
+    destroy(): void;
+}
+
+export interface TagCloudOptions {
+    radius?: number;
+    maxSpeed?: "slow" | "normal" | "fast";
+    initSpeed?: "slow" | "normal" | "fast";
+    deceleration?: number;
+    keep?: boolean;
+    containerClass?: string;
+    itemClass?: string;
+    useContainerInlineStyles?: boolean;
+    useItemInlineStyles?: boolean;
+    useHTML?: boolean;
+}
+
+export default function (
+    container: string,
+    texts: Array<string>,
+    options?: TagCloudOptions
+): TagCloud;
+
+export default function (
+    container: Element,
+    texts: Array<string>,
+    options?: TagCloudOptions
+): TagCloud;
+
+export default function (
+    container: [Element],
+    texts: Array<string>,
+    options?: TagCloudOptions
+): TagCloud;
+
+export default function (
+    container: Array<Element>,
+    texts: Array<string>,
+    options?: TagCloudOptions
+): Array<TagCloud> | TagCloud;
diff --git a/js/TagCloud.js b/js/TagCloud.js
new file mode 100644
index 0000000..0ebcab0
--- /dev/null
+++ b/js/TagCloud.js
@@ -0,0 +1,469 @@
+/*!
+ * TagCloud.js v2.5.0
+ * Copyright (c) 2016-2024 @ Cong Min
+ * MIT License - https://github.com/mcc108/TagCloud
+ */
+(function (global, factory) {
+  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
+  typeof define === 'function' && define.amd ? define(factory) :
+  (global = global || self, global.TagCloud = factory());
+}(this, (function () { 'use strict';
+
+  function ownKeys(e, r) {
+    var t = Object.keys(e);
+    if (Object.getOwnPropertySymbols) {
+      var o = Object.getOwnPropertySymbols(e);
+      r && (o = o.filter(function (r) {
+        return Object.getOwnPropertyDescriptor(e, r).enumerable;
+      })), t.push.apply(t, o);
+    }
+    return t;
+  }
+  function _objectSpread2(e) {
+    for (var r = 1; r < arguments.length; r++) {
+      var t = null != arguments[r] ? arguments[r] : {};
+      r % 2 ? ownKeys(Object(t), !0).forEach(function (r) {
+        _defineProperty(e, r, t[r]);
+      }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) {
+        Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r));
+      });
+    }
+    return e;
+  }
+  function _classCallCheck(instance, Constructor) {
+    if (!(instance instanceof Constructor)) {
+      throw new TypeError("Cannot call a class as a function");
+    }
+  }
+  function _defineProperties(target, props) {
+    for (var i = 0; i < props.length; i++) {
+      var descriptor = props[i];
+      descriptor.enumerable = descriptor.enumerable || false;
+      descriptor.configurable = true;
+      if ("value" in descriptor) descriptor.writable = true;
+      Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor);
+    }
+  }
+  function _createClass(Constructor, protoProps, staticProps) {
+    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
+    if (staticProps) _defineProperties(Constructor, staticProps);
+    Object.defineProperty(Constructor, "prototype", {
+      writable: false
+    });
+    return Constructor;
+  }
+  function _defineProperty(obj, key, value) {
+    key = _toPropertyKey(key);
+    if (key in obj) {
+      Object.defineProperty(obj, key, {
+        value: value,
+        enumerable: true,
+        configurable: true,
+        writable: true
+      });
+    } else {
+      obj[key] = value;
+    }
+    return obj;
+  }
+  function _extends() {
+    _extends = Object.assign ? Object.assign.bind() : function (target) {
+      for (var i = 1; i < arguments.length; i++) {
+        var source = arguments[i];
+        for (var key in source) {
+          if (Object.prototype.hasOwnProperty.call(source, key)) {
+            target[key] = source[key];
+          }
+        }
+      }
+      return target;
+    };
+    return _extends.apply(this, arguments);
+  }
+  function _toPrimitive(input, hint) {
+    if (typeof input !== "object" || input === null) return input;
+    var prim = input[Symbol.toPrimitive];
+    if (prim !== undefined) {
+      var res = prim.call(input, hint || "default");
+      if (typeof res !== "object") return res;
+      throw new TypeError("@@toPrimitive must return a primitive value.");
+    }
+    return (hint === "string" ? String : Number)(input);
+  }
+  function _toPropertyKey(arg) {
+    var key = _toPrimitive(arg, "string");
+    return typeof key === "symbol" ? key : String(key);
+  }
+
+  /**
+   * TagCloud.js (c) 2016-2019 @ Cong Min
+   * MIT License - https://github.com/cong-min/TagCloud
+   */
+  var TagCloud = /*#__PURE__*/function () {
+    /* constructor */
+    function TagCloud() {
+      var container = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : document.body;
+      var texts = arguments.length > 1 ? arguments[1] : undefined;
+      var options = arguments.length > 2 ? arguments[2] : undefined;
+      _classCallCheck(this, TagCloud);
+      var self = this;
+      if (!container || container.nodeType !== 1) return new Error('Incorrect element type');
+
+      // params
+      self.$container = container;
+      self.texts = texts || [];
+      self.config = _objectSpread2(_objectSpread2({}, TagCloud._defaultConfig), options || {});
+
+      // calculate config
+      self.radius = self.config.radius; // rolling radius
+      self.depth = 2 * self.radius; // rolling depth
+      self.size = 1.5 * self.radius; // rolling area size with mouse
+      self.maxSpeed = TagCloud._getMaxSpeed(self.config.maxSpeed); // rolling max speed
+      self.initSpeed = TagCloud._getInitSpeed(self.config.initSpeed); // rolling init speed
+      self.direction = self.config.direction; // rolling init direction
+      self.keep = self.config.keep; // whether to keep rolling after mouse out area
+      self.paused = false; // keep state to pause the animation
+
+      // create element
+      self._createElment();
+      // init
+      self._init();
+      // set elements and instances
+      TagCloud.list.push({
+        el: self.$el,
+        container: container,
+        instance: self
+      });
+    }
+
+    /* static method */
+    // all TagCloud list
+    _createClass(TagCloud, [{
+      key: "_createElment",
+      value: /* instance property method */
+      // create elment
+      function _createElment() {
+        var self = this;
+
+        // create container
+        var $el = document.createElement('div');
+        $el.className = self.config.containerClass;
+        if (self.config.useContainerInlineStyles) {
+          $el.style.position = 'relative';
+          $el.style.width = "".concat(2 * self.radius, "px");
+          $el.style.height = "".concat(2 * self.radius, "px");
+        }
+
+        // create texts
+        self.items = [];
+        self.texts.forEach(function (text, index) {
+          var item = self._createTextItem(text, index);
+          $el.appendChild(item.el);
+          self.items.push(item);
+        });
+        self.$container.appendChild($el);
+        self.$el = $el;
+      }
+
+      // create a text
+    }, {
+      key: "_createTextItem",
+      value: function _createTextItem(text) {
+        var index = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
+        var self = this;
+        var itemEl = document.createElement('span');
+        itemEl.className = self.config.itemClass;
+        if (self.config.useItemInlineStyles) {
+          itemEl.style.willChange = 'transform, opacity, filter';
+          itemEl.style.position = 'absolute';
+          itemEl.style.top = '50%';
+          itemEl.style.left = '50%';
+          itemEl.style.zIndex = index + 1;
+          itemEl.style.filter = 'alpha(opacity=0)';
+          itemEl.style.opacity = 0;
+          var transformOrigin = '50% 50%';
+          itemEl.style.WebkitTransformOrigin = transformOrigin;
+          itemEl.style.MozTransformOrigin = transformOrigin;
+          itemEl.style.OTransformOrigin = transformOrigin;
+          itemEl.style.transformOrigin = transformOrigin;
+          var transform = 'translate3d(-50%, -50%, 0) scale(1)';
+          itemEl.style.WebkitTransform = transform;
+          itemEl.style.MozTransform = transform;
+          itemEl.style.OTransform = transform;
+          itemEl.style.transform = transform;
+        }
+        if (self.config.useHTML) {
+          itemEl.innerHTML = text;
+        } else {
+          itemEl.innerText = text;
+        }
+        return _objectSpread2({
+          el: itemEl
+        }, self._computePosition(index));
+      }
+
+      // calculate appropriate place
+    }, {
+      key: "_computePosition",
+      value: function _computePosition(index) {
+        var random = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
+        var self = this;
+        var textsLength = self.texts.length;
+        // if random `true`, It means that a random appropriate place is generated, and the position will be independent of `index`
+        if (random) index = Math.floor(Math.random() * (textsLength + 1));
+        var phi = Math.acos(-1 + (2 * index + 1) / textsLength);
+        var theta = Math.sqrt((textsLength + 1) * Math.PI) * phi;
+        return {
+          x: self.size * Math.cos(theta) * Math.sin(phi) / 2,
+          y: self.size * Math.sin(theta) * Math.sin(phi) / 2,
+          z: self.size * Math.cos(phi) / 2
+        };
+      }
+    }, {
+      key: "_requestInterval",
+      value: function _requestInterval(fn, delay) {
+        var requestAnimFrame = (function () {
+          return window.requestAnimationFrame;
+        } || function (callback, element) {
+          window.setTimeout(callback, 1000 / 60);
+        })();
+        var start = new Date().getTime();
+        var handle = {};
+        function loop() {
+          handle.value = requestAnimFrame(loop);
+          var current = new Date().getTime(),
+            delta = current - start;
+          if (delta >= delay) {
+            fn.call();
+            start = new Date().getTime();
+          }
+        }
+        handle.value = requestAnimFrame(loop);
+        return handle;
+      }
+
+      // init
+    }, {
+      key: "_init",
+      value: function _init() {
+        var self = this;
+        self.active = false; // whether the mouse is activated
+
+        self.mouseX0 = self.initSpeed * Math.sin(self.direction * (Math.PI / 180)); // init distance between the mouse and rolling center x axis
+        self.mouseY0 = -self.initSpeed * Math.cos(self.direction * (Math.PI / 180)); // init distance between the mouse and rolling center y axis
+
+        self.mouseX = self.mouseX0; // current distance between the mouse and rolling center x axis
+        self.mouseY = self.mouseY0; // current distance between the mouse and rolling center y axis
+
+        var isTouchDevice = window.matchMedia('(hover: hover)');
+        if (!isTouchDevice || isTouchDevice.matches) {
+          // mouseover
+          TagCloud._on(self.$el, 'mouseover', function () {
+            self.active = true;
+          });
+          // mouseout
+          TagCloud._on(self.$el, 'mouseout', function () {
+            self.active = false;
+          });
+          // mousemove
+          TagCloud._on(self.keep ? window : self.$el, 'mousemove', function (ev) {
+            ev = ev || window.event;
+            var rect = self.$el.getBoundingClientRect();
+            self.mouseX = (ev.clientX - (rect.left + rect.width / 2)) / 5;
+            self.mouseY = (ev.clientY - (rect.top + rect.height / 2)) / 5;
+          });
+        }
+
+        // update state regularly
+        self._next(); // init update state
+        self.interval = self._requestInterval(function () {
+          self._next.call(self);
+        }, 10);
+      }
+
+      // calculate the next state
+    }, {
+      key: "_next",
+      value: function _next() {
+        var self = this;
+        if (self.paused) {
+          return;
+        }
+
+        // if keep `false`, pause rolling after moving mouse out area
+        if (!self.keep && !self.active) {
+          self.mouseX = Math.abs(self.mouseX - self.mouseX0) < 1 ? self.mouseX0 : (self.mouseX + self.mouseX0) / 2; // reset distance between the mouse and rolling center x axis
+          self.mouseY = Math.abs(self.mouseY - self.mouseY0) < 1 ? self.mouseY0 : (self.mouseY + self.mouseY0) / 2; // reset distance between the mouse and rolling center y axis
+        }
+
+        var a = -(Math.min(Math.max(-self.mouseY, -self.size), self.size) / self.radius) * self.maxSpeed;
+        var b = Math.min(Math.max(-self.mouseX, -self.size), self.size) / self.radius * self.maxSpeed;
+
+        // inverse direction if enabled
+        if (self.config.reverseDirection) {
+          a = -a;
+          b = -b;
+        }
+        if (Math.abs(a) <= 0.01 && Math.abs(b) <= 0.01) return; // pause
+
+        // calculate offset
+        var l = Math.PI / 180;
+        var sc = [Math.sin(a * l), Math.cos(a * l), Math.sin(b * l), Math.cos(b * l)];
+        self.items.forEach(function (item) {
+          var rx1 = item.x;
+          var ry1 = item.y * sc[1] + item.z * -sc[0];
+          var rz1 = item.y * sc[0] + item.z * sc[1];
+          var rx2 = rx1 * sc[3] + rz1 * sc[2];
+          var ry2 = ry1;
+          var rz2 = rz1 * sc[3] - rx1 * sc[2];
+          var per = 2 * self.depth / (2 * self.depth + rz2); // todo
+
+          item.x = rx2;
+          item.y = ry2;
+          item.z = rz2;
+          item.scale = per.toFixed(3);
+          var alpha = per * per - 0.25;
+          alpha = (alpha > 1 ? 1 : alpha).toFixed(3);
+          var itemEl = item.el;
+          var left = (item.x - itemEl.offsetWidth / 2).toFixed(2);
+          var top = (item.y - itemEl.offsetHeight / 2).toFixed(2);
+          var transform = "translate3d(".concat(left, "px, ").concat(top, "px, 0) scale(").concat(item.scale, ")");
+          itemEl.style.WebkitTransform = transform;
+          itemEl.style.MozTransform = transform;
+          itemEl.style.OTransform = transform;
+          itemEl.style.transform = transform;
+          itemEl.style.filter = "alpha(opacity=".concat(100 * alpha, ")");
+          itemEl.style.opacity = alpha;
+        });
+      }
+
+      /* export instance properties and methods */
+      // update
+    }, {
+      key: "update",
+      value: function update(texts) {
+        var self = this;
+        // params
+        self.texts = texts || [];
+        // judging and processing items based on texts
+        self.texts.forEach(function (text, index) {
+          var item = self.items[index];
+          if (!item) {
+            // if not had, then create
+            item = self._createTextItem(text, index);
+            _extends(item, self._computePosition(index, true)); // random place
+            self.$el.appendChild(item.el);
+            self.items.push(item);
+          }
+          // if had, replace text
+          if (self.config.useHTML) {
+            item.el.innerHTML = text;
+          } else {
+            item.el.innerText = text;
+          }
+        });
+        // remove redundant self.items
+        var textsLength = self.texts.length;
+        var itemsLength = self.items.length;
+        if (textsLength < itemsLength) {
+          var removeList = self.items.splice(textsLength, itemsLength - textsLength);
+          removeList.forEach(function (item) {
+            self.$el.removeChild(item.el);
+          });
+        }
+      }
+
+      // destroy
+    }, {
+      key: "destroy",
+      value: function destroy() {
+        var self = this;
+        self.interval = null;
+        // clear in TagCloud.list
+        var index = TagCloud.list.findIndex(function (e) {
+          return e.el === self.$el;
+        });
+        if (index !== -1) TagCloud.list.splice(index, 1);
+        // clear element
+        if (self.$container && self.$el) {
+          self.$container.removeChild(self.$el);
+        }
+      }
+    }, {
+      key: "pause",
+      value: function pause() {
+        var self = this;
+        self.paused = true;
+      }
+    }, {
+      key: "resume",
+      value: function resume() {
+        var self = this;
+        self.paused = false;
+      }
+    }], [{
+      key: "_on",
+      value:
+      // event listener
+      function _on(el, ev, handler, cap) {
+        if (el.addEventListener) {
+          el.addEventListener(ev, handler, cap);
+        } else if (el.attachEvent) {
+          el.attachEvent("on".concat(ev), handler);
+        } else {
+          el["on".concat(ev)] = handler;
+        }
+      }
+    }]);
+    return TagCloud;
+  }();
+  TagCloud.list = [];
+  // default config
+  TagCloud._defaultConfig = {
+    radius: 100,
+    // rolling radius, unit `px`
+    maxSpeed: 'normal',
+    // rolling max speed, optional: `slow`, `normal`(default), `fast`
+    initSpeed: 'normal',
+    // rolling init speed, optional: `slow`, `normal`(default), `fast`
+    direction: 135,
+    // rolling init direction, unit clockwise `deg`, optional: `0`(top) , `90`(left), `135`(right-bottom)(default)...
+    keep: true,
+    // whether to keep rolling after mouse out area, optional: `false`, `true`(default)(decelerate to rolling init speed, and keep rolling with mouse)
+    reverseDirection: false,
+    useContainerInlineStyles: true,
+    useItemInlineStyles: true,
+    containerClass: 'tagcloud',
+    itemClass: 'tagcloud--item',
+    useHTML: false
+  };
+  // speed value
+  TagCloud._getMaxSpeed = function (name) {
+    return {
+      slow: 0.5,
+      normal: 1,
+      fast: 2
+    }[name] || 1;
+  };
+  TagCloud._getInitSpeed = function (name) {
+    return {
+      slow: 16,
+      normal: 32,
+      fast: 80
+    }[name] || 32;
+  };
+  var index = (function (els, texts, options) {
+    if (typeof els === 'string') els = document.querySelectorAll(els);
+    if (!els.forEach) els = [els];
+    var instances = [];
+    els.forEach(function (el) {
+      if (el) {
+        instances.push(new TagCloud(el, texts, options));
+      }
+    });
+    return instances.length <= 1 ? instances[0] : instances;
+  });
+
+  return index;
+
+})));
diff --git a/js/TagCloud.min.js b/js/TagCloud.min.js
new file mode 100644
index 0000000..d3dd3de
--- /dev/null
+++ b/js/TagCloud.min.js
@@ -0,0 +1,6 @@
+/*!
+ * TagCloud.js v2.5.0
+ * Copyright (c) 2016-2024 @ Cong Min
+ * MIT License - https://github.com/mcc108/TagCloud
+ */
+!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):(e=e||self).TagCloud=t()}(this,function(){"use strict";function t(t,e){var n,i=Object.keys(t);return Object.getOwnPropertySymbols&&(n=Object.getOwnPropertySymbols(t),e&&(n=n.filter(function(e){return Object.getOwnPropertyDescriptor(t,e).enumerable})),i.push.apply(i,n)),i}function a(i){for(var e=1;e<arguments.length;e++){var o=null!=arguments[e]?arguments[e]:{};e%2?t(Object(o),!0).forEach(function(e){var t,n;t=i,n=o[e=e],(e=r(e))in t?Object.defineProperty(t,e,{value:n,enumerable:!0,configurable:!0,writable:!0}):t[e]=n}):Object.getOwnPropertyDescriptors?Object.defineProperties(i,Object.getOwnPropertyDescriptors(o)):t(Object(o)).forEach(function(e){Object.defineProperty(i,e,Object.getOwnPropertyDescriptor(o,e))})}return i}function i(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,r(i.key),i)}}function o(){return(o=Object.assign?Object.assign.bind():function(e){for(var t=1;t<arguments.length;t++){var n,i=arguments[t];for(n in i)Object.prototype.hasOwnProperty.call(i,n)&&(e[n]=i[n])}return e}).apply(this,arguments)}function r(e){e=function(e,t){if("object"!=typeof e||null===e)return e;var n=e[Symbol.toPrimitive];if(void 0===n)return("string"===t?String:Number)(e);if("object"!=typeof(n=n.call(e,t||"default")))return n;throw new TypeError("@@toPrimitive must return a primitive value.")}(e,"string");return"symbol"==typeof e?e:String(e)}var s=function(){function r(){var e=0<arguments.length&&void 0!==arguments[0]?arguments[0]:document.body,t=1<arguments.length?arguments[1]:void 0,n=2<arguments.length?arguments[2]:void 0,i=this,o=r;if(!(i instanceof o))throw new TypeError("Cannot call a class as a function");i=this;if(!e||1!==e.nodeType)return new Error("Incorrect element type");i.$container=e,i.texts=t||[],i.config=a(a({},r._defaultConfig),n||{}),i.radius=i.config.radius,i.depth=2*i.radius,i.size=1.5*i.radius,i.maxSpeed=r._getMaxSpeed(i.config.maxSpeed),i.initSpeed=r._getInitSpeed(i.config.initSpeed),i.direction=i.config.direction,i.keep=i.config.keep,i.paused=!1,i._createElment(),i._init(),r.list.push({el:i.$el,container:e,instance:i})}var e,t,n;return e=r,n=[{key:"_on",value:function(e,t,n,i){e.addEventListener?e.addEventListener(t,n,i):e.attachEvent?e.attachEvent("on".concat(t),n):e["on".concat(t)]=n}}],(t=[{key:"_createElment",value:function(){var n=this,i=document.createElement("div");i.className=n.config.containerClass,n.config.useContainerInlineStyles&&(i.style.position="relative",i.style.width="".concat(2*n.radius,"px"),i.style.height="".concat(2*n.radius,"px")),n.items=[],n.texts.forEach(function(e,t){e=n._createTextItem(e,t);i.appendChild(e.el),n.items.push(e)}),n.$container.appendChild(i),n.$el=i}},{key:"_createTextItem",value:function(e){var t,n=1<arguments.length&&void 0!==arguments[1]?arguments[1]:0,i=document.createElement("span");return i.className=this.config.itemClass,this.config.useItemInlineStyles&&(i.style.willChange="transform, opacity, filter",i.style.position="absolute",i.style.top="50%",i.style.left="50%",i.style.zIndex=n+1,i.style.filter="alpha(opacity=0)",i.style.opacity=0,i.style.WebkitTransformOrigin=t="50% 50%",i.style.MozTransformOrigin=t,i.style.OTransformOrigin=t,i.style.transformOrigin=t,i.style.WebkitTransform=t="translate3d(-50%, -50%, 0) scale(1)",i.style.MozTransform=t,i.style.OTransform=t,i.style.transform=t),this.config.useHTML?i.innerHTML=e:i.innerText=e,a({el:i},this._computePosition(n))}},{key:"_computePosition",value:function(e){var t=this.texts.length,e=(1<arguments.length&&void 0!==arguments[1]&&arguments[1]&&(e=Math.floor(Math.random()*(t+1))),Math.acos((2*e+1)/t-1)),t=Math.sqrt((t+1)*Math.PI)*e;return{x:this.size*Math.cos(t)*Math.sin(e)/2,y:this.size*Math.sin(t)*Math.sin(e)/2,z:this.size*Math.cos(e)/2}}},{key:"_requestInterval",value:function(n,i){var o=window.requestAnimationFrame,r=(new Date).getTime(),a={};return a.value=o(function e(){a.value=o(e);var t=(new Date).getTime();i<=t-r&&(n.call(),r=(new Date).getTime())}),a}},{key:"_init",value:function(){var n=this,e=(n.active=!1,n.mouseX0=n.initSpeed*Math.sin(n.direction*(Math.PI/180)),n.mouseY0=-n.initSpeed*Math.cos(n.direction*(Math.PI/180)),n.mouseX=n.mouseX0,n.mouseY=n.mouseY0,window.matchMedia("(hover: hover)"));e&&!e.matches||(r._on(n.$el,"mouseover",function(){n.active=!0}),r._on(n.$el,"mouseout",function(){n.active=!1}),r._on(n.keep?window:n.$el,"mousemove",function(e){e=e||window.event;var t=n.$el.getBoundingClientRect();n.mouseX=(e.clientX-(t.left+t.width/2))/5,n.mouseY=(e.clientY-(t.top+t.height/2))/5})),n._next(),n.interval=n._requestInterval(function(){n._next.call(n)},10)}},{key:"_next",value:function(){var e,t,n,a,s=this;s.paused||(s.keep||s.active||(s.mouseX=Math.abs(s.mouseX-s.mouseX0)<1?s.mouseX0:(s.mouseX+s.mouseX0)/2,s.mouseY=Math.abs(s.mouseY-s.mouseY0)<1?s.mouseY0:(s.mouseY+s.mouseY0)/2),e=-(Math.min(Math.max(-s.mouseY,-s.size),s.size)/s.radius)*s.maxSpeed,t=Math.min(Math.max(-s.mouseX,-s.size),s.size)/s.radius*s.maxSpeed,s.config.reverseDirection&&(e=-e,t=-t),Math.abs(e)<=.01&&Math.abs(t)<=.01)||(n=Math.PI/180,a=[Math.sin(e*n),Math.cos(e*n),Math.sin(t*n),Math.cos(t*n)],s.items.forEach(function(e){var t=e.x,n=e.y*a[1]+e.z*-a[0],i=e.y*a[0]+e.z*a[1],o=i*a[3]-t*a[2],r=2*s.depth/(2*s.depth+o);e.x=t*a[3]+i*a[2],e.y=n,e.z=o,e.scale=r.toFixed(3);t=(1<(t=r*r-.25)?1:t).toFixed(3),i=e.el,n=(e.x-i.offsetWidth/2).toFixed(2),o=(e.y-i.offsetHeight/2).toFixed(2),r="translate3d(".concat(n,"px, ").concat(o,"px, 0) scale(").concat(e.scale,")");i.style.WebkitTransform=r,i.style.MozTransform=r,i.style.OTransform=r,i.style.transform=r,i.style.filter="alpha(opacity=".concat(100*t,")"),i.style.opacity=t}))}},{key:"update",value:function(e){var i=this,e=(i.texts=e||[],i.texts.forEach(function(e,t){var n=i.items[t];n||(o(n=i._createTextItem(e,t),i._computePosition(t,!0)),i.$el.appendChild(n.el),i.items.push(n)),i.config.useHTML?n.el.innerHTML=e:n.el.innerText=e}),i.texts.length),t=i.items.length;e<t&&i.items.splice(e,t-e).forEach(function(e){i.$el.removeChild(e.el)})}},{key:"destroy",value:function(){var t=this,e=(t.interval=null,r.list.findIndex(function(e){return e.el===t.$el}));-1!==e&&r.list.splice(e,1),t.$container&&t.$el&&t.$container.removeChild(t.$el)}},{key:"pause",value:function(){this.paused=!0}},{key:"resume",value:function(){this.paused=!1}}])&&i(e.prototype,t),n&&i(e,n),Object.defineProperty(e,"prototype",{writable:!1}),r}();s.list=[],s._defaultConfig={radius:100,maxSpeed:"normal",initSpeed:"normal",direction:135,keep:!0,reverseDirection:!1,useContainerInlineStyles:!0,useItemInlineStyles:!0,containerClass:"tagcloud",itemClass:"tagcloud--item",useHTML:!1},s._getMaxSpeed=function(e){return{slow:.5,normal:1,fast:2}[e]||1},s._getInitSpeed=function(e){return{slow:16,normal:32,fast:80}[e]||32};return function(e,t,n){(e="string"==typeof e?document.querySelectorAll(e):e).forEach||(e=[e]);var i=[];return e.forEach(function(e){e&&i.push(new s(e,t,n))}),i.length<=1?i[0]:i}});
diff --git a/orbital.html b/orbital.html
new file mode 100644
index 0000000..fba9f74
--- /dev/null
+++ b/orbital.html
@@ -0,0 +1,81 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <meta charset="utf-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
+    <meta name="viewport" content="width=device-width,initial-scale=1">
+    <title>obital</title>
+    <style>
+        body {
+            font-family: sans-serif;
+            text-align: center;
+        }
+
+        .light {
+            background: #666;
+            color: #fff;
+        }
+
+        .content .tagcloud {
+            display: inline-block;
+            margin: 20px;
+        }
+
+        ul {
+            display: inline-block;
+        }
+
+        a {
+            color: #0366d6;
+            text-decoration: none;
+        }
+
+        a:hover {
+            text-decoration: underline;
+        }
+    </style>
+    <!-- custom style -->
+    <style>
+        .tagcloud {
+            font-size: 16px;
+        }
+
+        .tagcloud--item {
+            padding: 2px 4px;
+            background-color: transparent;
+            border: 1px solid transparent;
+            cursor: pointer;
+        }
+
+        .tagcloud--item:hover {
+            background-color: rgba(0, 0, 0, .1);
+            border: 1px solid #333;
+            -webkit-border-radius: 2px;
+            -moz-border-radius: 2px;
+            border-radius: 2px;
+            opacity: 1 !important;
+            z-index: 100 !important;
+        }
+
+        .light .tagcloud--item {
+            color: #fff;
+        }
+
+        .light .tagcloud--item:hover {
+            background-color: rgba(255, 255, 255, .1);
+            border: 1px solid #fff;
+        }
+    </style>
+</head>
+<body>
+    <div class="content">
+        <!-- content -->
+   
+    <script type="text/javascript" src="./js/TagCloud.js"></script>
+</body>
+</html>
+    <script>
+        var texts = [
+
+"index",
+];var tc = TagCloud('.content', texts);console.log(tc);</script>
\ No newline at end of file
diff --git a/test/channel-messaging-basic/index.html b/test/channel-messaging-basic/index.html
deleted file mode 100644
index 0e17c2c..0000000
--- a/test/channel-messaging-basic/index.html
+++ /dev/null
@@ -1,43 +0,0 @@
-<!DOCTYPE html>
-<html lang="en-US">
-  <head>
-    <meta charset="utf-8" />
-    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
-    <meta name="viewport" content="width=device-width" />
-    <title>Channel messaging demo</title>
-    <style>
-      iframe {
-        border-radius: 1em;
-      }
-    </style>
-  </head>
-  <body>
-    <h1>Channel messaging demo</h1>
-    <p class="output">Index.html para (I will be overwritten)</p>
-    <iframe src="./page2.html" width="480" height="320"></iframe>
-    <script>
-      const channel = new MessageChannel();
-      const output = document.querySelector(".output");
-      const iframe = document.querySelector("iframe");
-
-      // Wait for the iframe to load
-      iframe.addEventListener("load", onLoad);
-
-      function onLoad() {
-        // Listen for messages on port1
-        channel.port1.onmessage = onMessage;
-        // Transfer port2 to the iframe
-        iframe.contentWindow.postMessage(
-          "A message from the index.html page!",
-          "*",
-          [channel.port2]
-        );
-      }
-
-      // Handle messages received on port1
-      function onMessage(e) {
-        output.innerText = e.data;
-      }
-    </script>
-  </body>
-</html>
diff --git a/test/channel-messaging-basic/page2.html b/test/channel-messaging-basic/page2.html
deleted file mode 100644
index 2cc36da..0000000
--- a/test/channel-messaging-basic/page2.html
+++ /dev/null
@@ -1,31 +0,0 @@
-<!DOCTYPE html>
-<html lang="en-US">
-  <head>
-    <meta charset="utf-8" />
-    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
-    <meta name="viewport" content="width=device-width" />
-    <title>Page 2</title>
-    <style>
-      body {
-        background-color: aliceblue;
-        font-family: monospace;
-      }
-    </style>
-  </head>
-  <body>
-    <p class="output">page2.html (iframe body)</p>
-    <script>
-      const output = document.querySelector(".output");
-
-      window.addEventListener("message", onMessage);
-
-      function onMessage(e) {
-        if (!e.ports.length) return;
-
-        output.innerText = e.data;
-        // Use the transferred port to post a message to the main frame
-        e.ports[0].postMessage("A message from the iframe in page2.html");
-      }
-    </script>
-  </body>
-</html>
diff --git a/test/springy/2d.html b/test/springy/2d.html
deleted file mode 100644
index 606cee5..0000000
--- a/test/springy/2d.html
+++ /dev/null
@@ -1,106 +0,0 @@
-<!DOCTYPE 
-html>
-<html 
-lang="en">
-<head>
-<meta 
-charset="utf-8">
-<title>
-handle
-</title>
-<meta 
-name="viewport" 
-content="width=device-width"/>
-<style>
-/* mobile */
-canvas {
-    border:1px solid #d3d3d3;
-    background-color: #f1f1f1;
-	
-}
-</style>
-<link 
-rel="stylesheet" 
-type="text/css" 
-href="./server/files/main.css">
-</head>
-<body>
-<body onload="startGame()">
-<script>
-
-var myGamePiece;
-
-function startGame() {
-    myGamePiece = new component(30, 30, "red", 10, 120);
-    myGameArea.start();
-}
-
-var myGameArea = {
-    canvas : document.createElement("canvas"),
-    start : function() {
-        this.canvas.width = 320;
-        this.canvas.height = 200;
-        this.context = this.canvas.getContext("2d");
-        document.body.insertBefore(this.canvas, document.body.childNodes[0]);
-        this.interval = setInterval(updateGameArea, 20);
-    },
-    clear : function() {
-        this.context.clearRect(0, 0, this.canvas.width, this.canvas.height);
-    }
-}
-
-function component(width, height, color, x, y) {
-    this.width = width;
-    this.height = height;
-    this.speedX = 0;
-    this.speedY = 0;
-    this.x = x;
-    this.y = y;    
-    this.update = function() {
-        ctx = myGameArea.context;
-        ctx.fillStyle = color;
-        ctx.fillRect(this.x, this.y, this.width, this.height);
-    }
-    this.newPos = function() {
-        this.x += this.speedX;
-        this.y += this.speedY;        
-    }    
-}
-
-function updateGameArea() {
-    myGameArea.clear();
-    myGamePiece.newPos();    
-    myGamePiece.update();
-}
-
-function moveup() {
-    myGamePiece.speedY -= 1; 
-}
-
-function movedown() {
-    myGamePiece.speedY += 1; 
-}
-
-function moveleft() {
-    myGamePiece.speedX -= 1; 
-}
-
-function moveright() {
-    myGamePiece.speedX += 1; 
-}
-</script>
-<a 
-href="./index.html" 
-class="handle">
-start game
-</a>
-<div style="text-align:center;width:320px;">
-  <button onclick="moveup()">UP</button><br><br>
-  <button onclick="moveleft()">LEFT</button>
-  <button onclick="moveright()">RIGHT</button><br><br>
-  <button onclick="movedown()">DOWN</button>
-</div>
-<center>
-<br>
-<br>
-<ul id="list">
\ No newline at end of file
diff --git a/test/springy/Jun20/springy.html b/test/springy/Jun20/springy.html
deleted file mode 100644
index dd3febe..0000000
--- a/test/springy/Jun20/springy.html
+++ /dev/null
@@ -1,239 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-<head>
-<meta charset="charset=UTF-8">
-<meta http-equiv="X-UA-Compatible" content="IE=Edge;chrome=1">
-<meta name="apple-mobile-web-app-capable" content="yes">
-<meta name="viewport" content="user-scalable=yes, initial-scale=1.0, maximum-scale=1.0, width=device-width" />
-<meta http-equiv="Cache-Control" content="private, no-store, no-cache, must-revalidate, proxy-revalidate, max-age=0" />
-<meta http-equiv="Pragma" content="no-cache" />
-<meta http-equiv="Expires" content="0" />
-<meta http-equiv="Clear-Site-Data" content="*">
-<meta http-equiv="X-Frame-Options" content="DENY">
-<meta http-epuiv="X-XSS-Protection" content="1; mode=block">
-<meta http-equiv="X-Content-Type-Options" content="nosniff">
-<meta http-equiv="Referer" content="same-origin">
-<meta http-equiv="Content-Type" content="text/html">
-<meta http-equiv="Connection" content="Keep-alive">
-<meta http-equiv="Referrer-Policy" content="no-referrer">
-<meta http-equiv="Permissions-Policy" content="geolocation=(), camera=(), microphone=()">
-<meta http-equiv="Content-Security-Policy" content="
-default-src 'self' http: https:;
-script-src 'self' 'unsafe-inline' 'unsafe-eval' http: https:;
-style-src 'self' 'unsafe-inline' http: https:;
-img-src data: http: https:;
-font-src 'self' http: https:;
-connect-src http: https:;
-frame-src 'self' http: https:;"/>
-<meta name="theme-color" media="(prefers-color-scheme: light)" content="cyan" />
-<meta name="theme-color" media="(prefers-color-scheme: dark)" content="black" />
-<link rel="icon" type="image/png" href="./files/favicon.ico">
-<link rel="shortcut icon" href="./files/favicon.ico" media="(prefers-color-scheme: dark)"/>
-<link rel="shortcut icon" href="./files/favicon.ico" media="(prefers-color-scheme: light)" />
-<meta name="theme-color" media="(prefers-color-scheme: light)" content="cyan" />
-<meta name="theme-color" media="(prefers-color-scheme: dark)" content="black" />
-<style>
-list {
-        list-style: none;
-        padding: 0;
-        margin: 0;
-		position: fixed;
-	    top: 0;
-        left: 0px;			
-}
-.handle {
-        margin: 0;
-	    position: fixed;		
-	    top: 0;
-        left: 0px;
-        font-size: 1.0em;
-        padding: 15px;
-        animation: fadeIn 0.5s ease-in-out;
-} 
-.handle:last-child {        
-	    position: fixed;
-	    top: 0;
-        left: 0px;
-        border-bottom: none;
-}
-nodes {
-        list-style: none;
-        padding: 0;
-        margin: 0;
-		position: fixed;
-	    top: 0;
-        left: 0px;			
-}
-edges {
-        margin: 0;
-	    position: fixed;		
-	    top: 0;
-        left: 0px;
-        font-size: 1.0em;
-        padding: 15px;
-        animation: fadeIn 0.5s ease-in-out;
-} 
-edges:last-child {        
-	    position: fixed;
-	    top: 0;
-        left: 0px;
-        border-bottom: none;
-}
-
-@keyframes fadeIn {
-   from {
-        opacity: 0;
-        transform: translateY(-10px);
-}
-   to   {
-        opacity: 1;
-        transform: translateY(0);
-}
-  }
-}
-</style>
-
-<script src="./js/jquery-3.7.1.min.js"></script>
-<script src="./js/bootstrap.js"></script>
-<link href="./css/bootstrap.css" rel="stylesheet"></link>
-
-<title>handle</title>
-</head>
-<body>
-<script src="./springy.js"></script>
-<script src="./springyui.js"></script>
-
-<script>
-function handle() {
-	
-  let input = document.getElementById('list').value;
-
-  input = input.toLowerCase();
-
-  let x = document.getElementsByClassName('handle');
- 
-  for (i = 0; i < x.length; i++) {
-
-    if (!x[i].innerHTML.toLowerCase().includes(input)) {
-
-      x[i].style.display = "none";
-
-    }
-
-    else {
-
-      x[i].style.display = "list-item";
-
-    }
-
-  }
-  
-}
-
-</script>
-	
-<nav class="navbar navbar-inverse">
-  <div class="container-fluid">
-    <div class="navbar-header">	
-      <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#myNavbar">
-        <span class="icon-bar"></span>
-        <span class="icon-bar"></span>
-        <span class="icon-bar"></span>
-      </button>
-	<center>
-
- <form class="navbar-form navbar-left" action="./index.html" 
-method="get">
-<div class="form-group">		
-<input
-value=""
-onkeyup="handle()" 
-aria-label="Search" 
-id="list" 
-name="search" 
-placeholder="search pages" 
-type="search" 
-maxlength="30" 
-autocomplete="true" 
-autocorrect="on" 
-autocapitalize="off" 
-spellcheck="true"		
-class="form-control">     
-</form>	 
-
-      <ul class="nav navbar-nav navbar-right">
-    <div class="collapse navbar-collapse" id="myNavbar">
-    <div class="container">
- 
- <form class="navbar-form navbar-left" action="./action.php" 
-method="post">
-<div class="form-group">	
-
-<input 
-id="secure-form-answer-Human" 
-type="search" 
-name="secure-form-answer" 
-class="form-control"
-maxlength="30" 
-autocomplete="true" 
-autocorrect="off" 
-autocapitalize="off" 
-spellcheck="true" 
-placeholder="create pages"
-required>
-<noscript>
-<label 
-for="secure-form-answer-Human">
-Human
-</label>
-</noscript>
-    </div>	
-</form> 
-
-    </div>	
-    </div>	    
-    </div>		
-    </div><!-- /.container -->	
-<body onload="handle()">
-
-<a 
-href="./index.html" 
-class="handle">
-index
-</a>
-
-	
-<ul id="list">
-<a href="./en/intelligent.html"class="handle"><button>intelligent</button></a>recent edits <a href="./en/intelligent.html">intelligent</a></br>
-<a href="./en/self-aware.html"class="handle"><button>self-aware</button></a>recent edits <a href="./en/self-aware.html">self-aware</a></br>
-<a href="./en/reproductive-system.html"class="handle"><button>reproductive-system</button></a>recent edits <a href="./en/reproductive-system.html">reproductive-system</a></br>
-
-<canvas id="springydemo" class="handle" style="position:absolute; top:250px; left:0px; height:200px; width:100%"; />
-
-<script> 
-$( ".handle" ).css( "border", "2px solid red" );
-
-	jQuery(function handle (){
-	var graph = new Springy.Graph();
-	graph.loadJSON(graphJSON);
-	var springy = jQuery('#springydemo').springy({
-    graph: graph
-	});
-	});
-
-</script>
-
-<script>
-var graphJSON = {
-  "nodes": [
-"edges",
-"core",
-"atmosphere",
-"eyeball",
-"mind",
-"input", 
-"database", 
-"automation", 
-"collaboration",
-"knowledge",
-"like",]};</script>
\ No newline at end of file
diff --git a/test/springy/Jun20/springy.js b/test/springy/Jun20/springy.js
deleted file mode 100644
index 0bf5ba4..0000000
--- a/test/springy/Jun20/springy.js
+++ /dev/null
@@ -1,735 +0,0 @@
-/**
- * Springy v2.7.1
- *
- * Copyright (c) 2010-2013 Dennis Hotson
- *
- * Permission is hereby granted, free of charge, to any person
- * obtaining a copy of this software and associated documentation
- * files (the "Software"), to deal in the Software without
- * restriction, including without limitation the rights to use,
- * copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following
- * conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
- * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- */
-(function (root, factory) {
-    if (typeof define === 'function' && define.amd) {
-        // AMD. Register as an anonymous module.
-        define(function () {
-            return (root.returnExportsGlobal = factory());
-        });
-    } else if (typeof exports === 'object') {
-        // Node. Does not work with strict CommonJS, but
-        // only CommonJS-like enviroments that support module.exports,
-        // like Node.
-        module.exports = factory();
-    } else {
-        // Browser globals
-        root.Springy = factory();
-    }
-}(this, function() {
-
-	var Springy = {};
-
-	var Graph = Springy.Graph = function() {
-		this.nodeSet = {};
-		this.nodes = [];
-		this.edges = [];
-		this.adjacency = {};
-
-		this.nextNodeId = 0;
-		this.nextEdgeId = 0;
-		this.eventListeners = [];
-	};
-
-	var Node = Springy.Node = function(id, data) {
-		this.id = id;
-		this.data = (data !== undefined) ? data : {};
-
-	// Data fields used by layout algorithm in this file:
-	// this.data.mass
-	// Data used by default renderer in springyui.js
-	// this.data.label
-	};
-
-	var Edge = Springy.Edge = function(id, source, target, data) {
-		this.id = id;
-		this.source = source;
-		this.target = target;
-		this.data = (data !== undefined) ? data : {};
-
-	// Edge data field used by layout alorithm
-	// this.data.length
-	// this.data.type
-	};
-
-	Graph.prototype.addNode = function(node) {
-		if (!(node.id in this.nodeSet)) {
-			this.nodes.push(node);
-		}
-
-		this.nodeSet[node.id] = node;
-
-		this.notify();
-		return node;
-	};
-
-	Graph.prototype.addNodes = function() {
-		// accepts variable number of arguments, where each argument
-		// is a string that becomes both node identifier and label
-		for (var i = 0; i < arguments.length; i++) {
-			var name = arguments[i];
-			var node = new Node(name, {label:name});
-			this.addNode(node);
-		}
-	};
-
-	Graph.prototype.addEdge = function(edge) {
-		var exists = false;
-		this.edges.forEach(function(e) {
-			if (edge.id === e.id) { exists = true; }
-		});
-
-		if (!exists) {
-			this.edges.push(edge);
-		}
-
-		if (!(edge.source.id in this.adjacency)) {
-			this.adjacency[edge.source.id] = {};
-		}
-		if (!(edge.target.id in this.adjacency[edge.source.id])) {
-			this.adjacency[edge.source.id][edge.target.id] = [];
-		}
-
-		exists = false;
-		this.adjacency[edge.source.id][edge.target.id].forEach(function(e) {
-				if (edge.id === e.id) { exists = true; }
-		});
-
-		if (!exists) {
-			this.adjacency[edge.source.id][edge.target.id].push(edge);
-		}
-
-		this.notify();
-		return edge;
-	};
-
-	Graph.prototype.addEdges = function() {
-		// accepts variable number of arguments, where each argument
-		// is a triple [nodeid1, nodeid2, attributes]
-		for (var i = 0; i < arguments.length; i++) {
-			var e = arguments[i];
-			var node1 = this.nodeSet[e[0]];
-			if (node1 == undefined) {
-				throw new TypeError("invalid node name: " + e[0]);
-			}
-			var node2 = this.nodeSet[e[1]];
-			if (node2 == undefined) {
-				throw new TypeError("invalid node name: " + e[1]);
-			}
-			var attr = e[2];
-
-			this.newEdge(node1, node2, attr);
-		}
-	};
-
-	Graph.prototype.newNode = function(data) {
-		var node = new Node(this.nextNodeId++, data);
-		this.addNode(node);
-		return node;
-	};
-
-	Graph.prototype.newEdge = function(source, target, data) {
-		var edge = new Edge(this.nextEdgeId++, source, target, data);
-		this.addEdge(edge);
-		return edge;
-	};
-
-
-	// add nodes and edges from JSON object
-	Graph.prototype.loadJSON = function(json) {
-	/**
-	Springy's simple JSON format for graphs.
-
-	historically, Springy uses separate lists
-	of nodes and edges:
-
-		{
-			"nodes": [
-				"center",
-				"left",
-				"right",
-				"up",
-				"satellite"
-			],
-			"edges": [
-				["center", "left"],
-				["center", "right"],
-				["center", "up"]
-			]
-		}
-
-	**/
-		// parse if a string is passed (EC5+ browsers)
-		if (typeof json == 'string' || json instanceof String) {
-			json = JSON.parse( json );
-		}
-
-		if ('nodes' in json || 'edges' in json) {
-			this.addNodes.apply(this, json['nodes']);
-			this.addEdges.apply(this, json['edges']);
-		}
-	}
-
-
-	// find the edges from node1 to node2
-	Graph.prototype.getEdges = function(node1, node2) {
-		if (node1.id in this.adjacency
-			&& node2.id in this.adjacency[node1.id]) {
-			return this.adjacency[node1.id][node2.id];
-		}
-
-		return [];
-	};
-
-	// remove a node and it's associated edges from the graph
-	Graph.prototype.removeNode = function(node) {
-		if (node.id in this.nodeSet) {
-			delete this.nodeSet[node.id];
-		}
-
-		for (var i = this.nodes.length - 1; i >= 0; i--) {
-			if (this.nodes[i].id === node.id) {
-				this.nodes.splice(i, 1);
-			}
-		}
-
-		this.detachNode(node);
-	};
-
-	// removes edges associated with a given node
-	Graph.prototype.detachNode = function(node) {
-		var tmpEdges = this.edges.slice();
-		tmpEdges.forEach(function(e) {
-			if (e.source.id === node.id || e.target.id === node.id) {
-				this.removeEdge(e);
-			}
-		}, this);
-
-		this.notify();
-	};
-
-	// remove a node and it's associated edges from the graph
-	Graph.prototype.removeEdge = function(edge) {
-		for (var i = this.edges.length - 1; i >= 0; i--) {
-			if (this.edges[i].id === edge.id) {
-				this.edges.splice(i, 1);
-			}
-		}
-
-		for (var x in this.adjacency) {
-			for (var y in this.adjacency[x]) {
-				var edges = this.adjacency[x][y];
-
-				for (var j=edges.length - 1; j>=0; j--) {
-					if (this.adjacency[x][y][j].id === edge.id) {
-						this.adjacency[x][y].splice(j, 1);
-					}
-				}
-
-				// Clean up empty edge arrays
-				if (this.adjacency[x][y].length == 0) {
-					delete this.adjacency[x][y];
-				}
-			}
-
-			// Clean up empty objects
-			if (isEmpty(this.adjacency[x])) {
-				delete this.adjacency[x];
-			}
-		}
-
-		this.notify();
-	};
-
-	/* Merge a list of nodes and edges into the current graph. eg.
-	var o = {
-		nodes: [
-			{id: 123, data: {type: 'user', userid: 123, displayname: 'aaa'}},
-			{id: 234, data: {type: 'user', userid: 234, displayname: 'bbb'}}
-		],
-		edges: [
-			{from: 0, to: 1, type: 'submitted_design', directed: true, data: {weight: }}
-		]
-	}
-	*/
-	Graph.prototype.merge = function(data) {
-		var nodes = [];
-		data.nodes.forEach(function(n) {
-			nodes.push(this.addNode(new Node(n.id, n.data)));
-		}, this);
-
-		data.edges.forEach(function(e) {
-			var from = nodes[e.from];
-			var to = nodes[e.to];
-
-			var id = (e.directed)
-				? (id = e.type + "-" + from.id + "-" + to.id)
-				: (from.id < to.id) // normalise id for non-directed edges
-					? e.type + "-" + from.id + "-" + to.id
-					: e.type + "-" + to.id + "-" + from.id;
-
-			var edge = this.addEdge(new Edge(id, from, to, e.data));
-			edge.data.type = e.type;
-		}, this);
-	};
-
-	Graph.prototype.filterNodes = function(fn) {
-		var tmpNodes = this.nodes.slice();
-		tmpNodes.forEach(function(n) {
-			if (!fn(n)) {
-				this.removeNode(n);
-			}
-		}, this);
-	};
-
-	Graph.prototype.filterEdges = function(fn) {
-		var tmpEdges = this.edges.slice();
-		tmpEdges.forEach(function(e) {
-			if (!fn(e)) {
-				this.removeEdge(e);
-			}
-		}, this);
-	};
-
-
-	Graph.prototype.addGraphListener = function(obj) {
-		this.eventListeners.push(obj);
-	};
-
-	Graph.prototype.notify = function() {
-		this.eventListeners.forEach(function(obj){
-			obj.graphChanged();
-		});
-	};
-
-	// -----------
-	var Layout = Springy.Layout = {};
-	Layout.ForceDirected = function(graph, stiffness, repulsion, damping, minEnergyThreshold, maxSpeed) {
-		this.graph = graph;
-		this.stiffness = stiffness; // spring stiffness constant
-		this.repulsion = repulsion; // repulsion constant
-		this.damping = damping; // velocity damping factor
-		this.minEnergyThreshold = minEnergyThreshold || 0.01; //threshold used to determine render stop
-		this.maxSpeed = maxSpeed || Infinity; // nodes aren't allowed to exceed this speed
-
-		this.nodePoints = {}; // keep track of points associated with nodes
-		this.edgeSprings = {}; // keep track of springs associated with edges
-	};
-
-	Layout.ForceDirected.prototype.point = function(node) {
-		if (!(node.id in this.nodePoints)) {
-			var mass = (node.data.mass !== undefined) ? node.data.mass : 1.0;
-			this.nodePoints[node.id] = new Layout.ForceDirected.Point(Vector.random(), mass);
-		}
-
-		return this.nodePoints[node.id];
-	};
-
-	Layout.ForceDirected.prototype.spring = function(edge) {
-		if (!(edge.id in this.edgeSprings)) {
-			var length = (edge.data.length !== undefined) ? edge.data.length : 1.0;
-
-			var existingSpring = false;
-
-			var from = this.graph.getEdges(edge.source, edge.target);
-			from.forEach(function(e) {
-				if (existingSpring === false && e.id in this.edgeSprings) {
-					existingSpring = this.edgeSprings[e.id];
-				}
-			}, this);
-
-			if (existingSpring !== false) {
-				return new Layout.ForceDirected.Spring(existingSpring.point1, existingSpring.point2, 0.0, 0.0);
-			}
-
-			var to = this.graph.getEdges(edge.target, edge.source);
-			from.forEach(function(e){
-				if (existingSpring === false && e.id in this.edgeSprings) {
-					existingSpring = this.edgeSprings[e.id];
-				}
-			}, this);
-
-			if (existingSpring !== false) {
-				return new Layout.ForceDirected.Spring(existingSpring.point2, existingSpring.point1, 0.0, 0.0);
-			}
-
-			this.edgeSprings[edge.id] = new Layout.ForceDirected.Spring(
-				this.point(edge.source), this.point(edge.target), length, this.stiffness
-			);
-		}
-
-		return this.edgeSprings[edge.id];
-	};
-
-	// callback should accept two arguments: Node, Point
-	Layout.ForceDirected.prototype.eachNode = function(callback) {
-		var t = this;
-		this.graph.nodes.forEach(function(n){
-			callback.call(t, n, t.point(n));
-		});
-	};
-
-	// callback should accept two arguments: Edge, Spring
-	Layout.ForceDirected.prototype.eachEdge = function(callback) {
-		var t = this;
-		this.graph.edges.forEach(function(e){
-			callback.call(t, e, t.spring(e));
-		});
-	};
-
-	// callback should accept one argument: Spring
-	Layout.ForceDirected.prototype.eachSpring = function(callback) {
-		var t = this;
-		this.graph.edges.forEach(function(e){
-			callback.call(t, t.spring(e));
-		});
-	};
-
-
-	// Physics stuff
-	Layout.ForceDirected.prototype.applyCoulombsLaw = function() {
-		this.eachNode(function(n1, point1) {
-			this.eachNode(function(n2, point2) {
-				if (point1 !== point2)
-				{
-					var d = point1.p.subtract(point2.p);
-					var distance = d.magnitude() + 0.1; // avoid massive forces at small distances (and divide by zero)
-					var direction = d.normalise();
-
-					// apply force to each end point
-					point1.applyForce(direction.multiply(this.repulsion).divide(distance * distance * 0.5));
-					point2.applyForce(direction.multiply(this.repulsion).divide(distance * distance * -0.5));
-				}
-			});
-		});
-	};
-
-	Layout.ForceDirected.prototype.applyHookesLaw = function() {
-		this.eachSpring(function(spring){
-			var d = spring.point2.p.subtract(spring.point1.p); // the direction of the spring
-			var displacement = spring.length - d.magnitude();
-			var direction = d.normalise();
-
-			// apply force to each end point
-			spring.point1.applyForce(direction.multiply(spring.k * displacement * -0.5));
-			spring.point2.applyForce(direction.multiply(spring.k * displacement * 0.5));
-		});
-	};
-
-	Layout.ForceDirected.prototype.attractToCentre = function() {
-		this.eachNode(function(node, point) {
-			var direction = point.p.multiply(-1.0);
-			point.applyForce(direction.multiply(this.repulsion / 50.0));
-		});
-	};
-
-
-	Layout.ForceDirected.prototype.updateVelocity = function(timestep) {
-		this.eachNode(function(node, point) {
-			// Is this, along with updatePosition below, the only places that your
-			// integration code exist?
-			point.v = point.v.add(point.a.multiply(timestep)).multiply(this.damping);
-			if (point.v.magnitude() > this.maxSpeed) {
-			    point.v = point.v.normalise().multiply(this.maxSpeed);
-			}
-			point.a = new Vector(0,0);
-		});
-	};
-
-	Layout.ForceDirected.prototype.updatePosition = function(timestep) {
-		this.eachNode(function(node, point) {
-			// Same question as above; along with updateVelocity, is this all of
-			// your integration code?
-			point.p = point.p.add(point.v.multiply(timestep));
-		});
-	};
-
-	// Calculate the total kinetic energy of the system
-	Layout.ForceDirected.prototype.totalEnergy = function(timestep) {
-		var energy = 0.0;
-		this.eachNode(function(node, point) {
-			var speed = point.v.magnitude();
-			energy += 0.5 * point.m * speed * speed;
-		});
-
-		return energy;
-	};
-
-	var __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; }; // stolen from coffeescript, thanks jashkenas! ;-)
-
-	Springy.requestAnimationFrame = __bind(this.requestAnimationFrame ||
-		this.webkitRequestAnimationFrame ||
-		this.mozRequestAnimationFrame ||
-		this.oRequestAnimationFrame ||
-		this.msRequestAnimationFrame ||
-		(function(callback, element) {
-			this.setTimeout(callback, 10);
-		}), this);
-
-
-	/**
-	 * Start simulation if it's not running already.
-	 * In case it's running then the call is ignored, and none of the callbacks passed is ever executed.
-	 */
-	Layout.ForceDirected.prototype.start = function(render, onRenderStop, onRenderStart) {
-		var t = this;
-
-		if (this._started) return;
-		this._started = true;
-		this._stop = false;
-
-		if (onRenderStart !== undefined) { onRenderStart(); }
-
-		Springy.requestAnimationFrame(function step() {
-			t.tick(0.03);
-
-			if (render !== undefined) {
-				render();
-			}
-
-			// stop simulation when energy of the system goes below a threshold
-			if (t._stop || t.totalEnergy() < t.minEnergyThreshold) {
-				t._started = false;
-				if (onRenderStop !== undefined) { onRenderStop(); }
-			} else {
-				Springy.requestAnimationFrame(step);
-			}
-		});
-	};
-
-	Layout.ForceDirected.prototype.stop = function() {
-		this._stop = true;
-	}
-
-	Layout.ForceDirected.prototype.tick = function(timestep) {
-		this.applyCoulombsLaw();
-		this.applyHookesLaw();
-		this.attractToCentre();
-		this.updateVelocity(timestep);
-		this.updatePosition(timestep);
-	};
-
-	// Find the nearest point to a particular position
-	Layout.ForceDirected.prototype.nearest = function(pos) {
-		var min = {node: null, point: null, distance: null};
-		var t = this;
-		this.graph.nodes.forEach(function(n){
-			var point = t.point(n);
-			var distance = point.p.subtract(pos).magnitude();
-
-			if (min.distance === null || distance < min.distance) {
-				min = {node: n, point: point, distance: distance};
-			}
-		});
-
-		return min;
-	};
-
-	// returns [bottomleft, topright]
-	Layout.ForceDirected.prototype.getBoundingBox = function() {
-		var bottomleft = new Vector(-2,-2);
-		var topright = new Vector(2,2);
-
-		this.eachNode(function(n, point) {
-			if (point.p.x < bottomleft.x) {
-				bottomleft.x = point.p.x;
-			}
-			if (point.p.y < bottomleft.y) {
-				bottomleft.y = point.p.y;
-			}
-			if (point.p.x > topright.x) {
-				topright.x = point.p.x;
-			}
-			if (point.p.y > topright.y) {
-				topright.y = point.p.y;
-			}
-		});
-
-		var padding = topright.subtract(bottomleft).multiply(0.07); // ~5% padding
-
-		return {bottomleft: bottomleft.subtract(padding), topright: topright.add(padding)};
-	};
-
-
-	// Vector
-	var Vector = Springy.Vector = function(x, y) {
-		this.x = x;
-		this.y = y;
-	};
-
-	Vector.random = function() {
-		return new Vector(10.0 * (Math.random() - 0.5), 10.0 * (Math.random() - 0.5));
-	};
-
-	Vector.prototype.add = function(v2) {
-		return new Vector(this.x + v2.x, this.y + v2.y);
-	};
-
-	Vector.prototype.subtract = function(v2) {
-		return new Vector(this.x - v2.x, this.y - v2.y);
-	};
-
-	Vector.prototype.multiply = function(n) {
-		return new Vector(this.x * n, this.y * n);
-	};
-
-	Vector.prototype.divide = function(n) {
-		return new Vector((this.x / n) || 0, (this.y / n) || 0); // Avoid divide by zero errors..
-	};
-
-	Vector.prototype.magnitude = function() {
-		return Math.sqrt(this.x*this.x + this.y*this.y);
-	};
-
-	Vector.prototype.normal = function() {
-		return new Vector(-this.y, this.x);
-	};
-
-	Vector.prototype.normalise = function() {
-		return this.divide(this.magnitude());
-	};
-
-	// Point
-	Layout.ForceDirected.Point = function(position, mass) {
-		this.p = position; // position
-		this.m = mass; // mass
-		this.v = new Vector(0, 0); // velocity
-		this.a = new Vector(0, 0); // acceleration
-	};
-
-	Layout.ForceDirected.Point.prototype.applyForce = function(force) {
-		this.a = this.a.add(force.divide(this.m));
-	};
-
-	// Spring
-	Layout.ForceDirected.Spring = function(point1, point2, length, k) {
-		this.point1 = point1;
-		this.point2 = point2;
-		this.length = length; // spring length at rest
-		this.k = k; // spring constant (See Hooke's law) .. how stiff the spring is
-	};
-
-	// Layout.ForceDirected.Spring.prototype.distanceToPoint = function(point)
-	// {
-	// 	// hardcore vector arithmetic.. ohh yeah!
-	// 	// .. see http://stackoverflow.com/questions/849211/shortest-distance-between-a-point-and-a-line-segment/865080#865080
-	// 	var n = this.point2.p.subtract(this.point1.p).normalise().normal();
-	// 	var ac = point.p.subtract(this.point1.p);
-	// 	return Math.abs(ac.x * n.x + ac.y * n.y);
-	// };
-
-	/**
-	 * Renderer handles the layout rendering loop
-	 * @param onRenderStop optional callback function that gets executed whenever rendering stops.
-	 * @param onRenderStart optional callback function that gets executed whenever rendering starts.
-	 * @param onRenderFrame optional callback function that gets executed after each frame is rendered.
-	 */
-	var Renderer = Springy.Renderer = function(layout, clear, drawEdge, drawNode, onRenderStop, onRenderStart, onRenderFrame) {
-		this.layout = layout;
-		this.clear = clear;
-		this.drawEdge = drawEdge;
-		this.drawNode = drawNode;
-		this.onRenderStop = onRenderStop;
-		this.onRenderStart = onRenderStart;
-		this.onRenderFrame = onRenderFrame;
-
-		this.layout.graph.addGraphListener(this);
-	}
-
-	Renderer.prototype.graphChanged = function(e) {
-		this.start();
-	};
-
-	/**
-	 * Starts the simulation of the layout in use.
-	 *
-	 * Note that in case the algorithm is still or already running then the layout that's in use
-	 * might silently ignore the call, and your optional <code>done</code> callback is never executed.
-	 * At least the built-in ForceDirected layout behaves in this way.
-	 *
-	 * @param done An optional callback function that gets executed when the springy algorithm stops,
-	 * either because it ended or because stop() was called.
-	 */
-	Renderer.prototype.start = function(done) {
-		var t = this;
-		this.layout.start(function render() {
-			t.clear();
-
-			t.layout.eachEdge(function(edge, spring) {
-				t.drawEdge(edge, spring.point1.p, spring.point2.p);
-			});
-
-			t.layout.eachNode(function(node, point) {
-				t.drawNode(node, point.p);
-			});
-			
-			if (t.onRenderFrame !== undefined) { t.onRenderFrame(); }
-		}, this.onRenderStop, this.onRenderStart);
-	};
-
-	Renderer.prototype.stop = function() {
-		this.layout.stop();
-	};
-
-	// Array.forEach implementation for IE support..
-	//https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/forEach
-	if ( !Array.prototype.forEach ) {
-		Array.prototype.forEach = function( callback, thisArg ) {
-			var T, k;
-			if ( this == null ) {
-				throw new TypeError( " this is null or not defined" );
-			}
-			var O = Object(this);
-			var len = O.length >>> 0; // Hack to convert O.length to a UInt32
-			if ( {}.toString.call(callback) != "[object Function]" ) {
-				throw new TypeError( callback + " is not a function" );
-			}
-			if ( thisArg ) {
-				T = thisArg;
-			}
-			k = 0;
-			while( k < len ) {
-				var kValue;
-				if ( k in O ) {
-					kValue = O[ k ];
-					callback.call( T, kValue, k, O );
-				}
-				k++;
-			}
-		};
-	}
-
-	var isEmpty = function(obj) {
-		for (var k in obj) {
-			if (obj.hasOwnProperty(k)) {
-				return false;
-			}
-		}
-		return true;
-	};
-
-  return Springy;
-}));
diff --git a/test/springy/Jun20/springy.php b/test/springy/Jun20/springy.php
deleted file mode 100644
index 542c0b4..0000000
--- a/test/springy/Jun20/springy.php
+++ /dev/null
@@ -1,58 +0,0 @@
-<?php
-header_remove( 'X-Powered-By' );
-header( 'Cache-control: none, no-cache, private, max-age=0' );
-header( 'Pragma: no-cache' );
-header( 'Content-Type-Options: nosniff' );
-header( 'X-Content-Type-Options: nosniff' );
-header( 'XSS-Protection: 1; mode=block' );
-header( 'X-XSS-Protection: 1; mode=block' );
-header( 'Vary: Accept-Encoding' );
-header( 'viewport: width=device-width, initial-scale=1.0' );
-header( 'Accept-Language: en-US,en;q=0.5' );
-header( 'Connection: Keep-alive' );
-header( 'Host: handle' );
-header( 'description: handle' );
-header( 'keywords: handle' );
-header( 'Vary: Accept-Encoding' );
-header( 'Expires: 0' );
-header( 'Referrer-Policy:  same-origin' );
-header( 'Accept-Language: en-US,en;q=0.5' );
-header( 'Connection: Keep-alive' );
-gethostname();
-$ip = $localIp = gethostbyname(gethostname());
-$ip = $handle = "handle"; 
-            $answer1 = $_POST['secure-form-answer'];        
-            $totalCorrect = 1;           
-            if ($answer1 == "Human") { $totalCorrect++; }            
-            echo "<div id='results'>$totalCorrect /  1 correct</div>";
-            //The halting problem
-	    foreach($_POST as $variable => $value) {
-			$value = str_replace(' ', '_', $value);	
-			// checking whether file exists or not 		
-			$file_pointer = "./en/" . $value . ".html"; 						
-			if (file_exists($file_pointer))  
-			{ 		
-			echo "The file $file_pointer already exists <br>"; 
-			echo "<meta name='viewport' content='width=device-width'><a href='./en/$value.html' class='handle'>$value</a>";
-			exit;
-			} 				
-$handle = fopen("./springy.html", "a");
-// load the data and delete the line from the array 
-$lines = file('./springy.html'); 
-$last = sizeof($lines) - 1 ; 
-unset($lines[$last]); 
-// write the new data to the file 
-file_put_contents('./springy.html', $lines); 
-foreach($_POST as $variable => $value) {
-    $value = str_replace(' ', '_', $value);
-	fwrite($handle, 	
-	  "\""
-	. $value 
-	. "\""
-    . ","
-    . "]};</script>");
-		echo "<meta name='viewport' content='width=device-width'>successfully created <a href='./en/$value.html'>$value</a>";
-	}
-}
-fclose($handle);
-?>
\ No newline at end of file
diff --git a/test/springy/Jun20/springyui.js b/test/springy/Jun20/springyui.js
deleted file mode 100755
index acc35eb..0000000
--- a/test/springy/Jun20/springyui.js
+++ /dev/null
@@ -1,394 +0,0 @@
-/**
-Copyright (c) 2010 Dennis Hotson
-
- Permission is hereby granted, free of charge, to any person
- obtaining a copy of this software and associated documentation
- files (the "Software"), to deal in the Software without
- restriction, including without limitation the rights to use,
- copy, modify, merge, publish, distribute, sublicense, and/or sell
- copies of the Software, and to permit persons to whom the
- Software is furnished to do so, subject to the following
- conditions:
-
- The above copyright notice and this permission notice shall be
- included in all copies or substantial portions of the Software.
-
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
- OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
- HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- OTHER DEALINGS IN THE SOFTWARE.
-*/
-
-(function() {
-
-jQuery.fn.springy = function(params) {
-	var graph = this.graph = params.graph || new Springy.Graph();
-	var nodeFont = "16px Verdana, sans-serif";
-	var edgeFont = "8px Verdana, sans-serif";
-	var stiffness = params.stiffness || 400.0;
-	var repulsion = params.repulsion || 400.0;
-	var damping = params.damping || 0.5;
-	var minEnergyThreshold = params.minEnergyThreshold || 0.00001;
-	var nodeSelected = params.nodeSelected || null;
-	var nodeImages = {};
-	var edgeLabelsUpright = true;
-
-	var canvas = this[0];
-	var ctx = canvas.getContext("2d");
-
-	var layout = this.layout = new Springy.Layout.ForceDirected(graph, stiffness, repulsion, damping, minEnergyThreshold);
-
-	// calculate bounding box of graph layout.. with ease-in
-	var currentBB = layout.getBoundingBox();
-	var targetBB = {bottomleft: new Springy.Vector(-2, -2), topright: new Springy.Vector(2, 2)};
-
-	// auto adjusting bounding box
-	Springy.requestAnimationFrame(function adjust() {
-		targetBB = layout.getBoundingBox();
-		// current gets 20% closer to target every iteration
-		currentBB = {
-			bottomleft: currentBB.bottomleft.add( targetBB.bottomleft.subtract(currentBB.bottomleft)
-				.divide(10)),
-			topright: currentBB.topright.add( targetBB.topright.subtract(currentBB.topright)
-				.divide(10))
-		};
-
-		Springy.requestAnimationFrame(adjust);
-	});
-
-	// convert to/from screen coordinates
-	var toScreen = function(p) {
-		var size = currentBB.topright.subtract(currentBB.bottomleft);
-		var sx = p.subtract(currentBB.bottomleft).divide(size.x).x * canvas.width;
-		var sy = p.subtract(currentBB.bottomleft).divide(size.y).y * canvas.height;
-		return new Springy.Vector(sx, sy);
-	};
-
-	var fromScreen = function(s) {
-		var size = currentBB.topright.subtract(currentBB.bottomleft);
-		var px = (s.x / canvas.width) * size.x + currentBB.bottomleft.x;
-		var py = (s.y / canvas.height) * size.y + currentBB.bottomleft.y;
-		return new Springy.Vector(px, py);
-	};
-
-	// half-assed drag and drop
-	var selected = null;
-	var nearest = null;
-	var dragged = null;
-
-	jQuery(canvas).mousedown(function(e) {
-		var pos = jQuery(this).offset();
-		var p = fromScreen({x: e.pageX - pos.left, y: e.pageY - pos.top});
-		selected = nearest = dragged = layout.nearest(p);
-
-		if (selected.node !== null) {
-			dragged.point.m = 10000.0;
-
-			if (nodeSelected) {
-				nodeSelected(selected.node);
-			}
-		}
-
-		renderer.start();
-	});
-
-	// Basic double click handler
-	jQuery(canvas).dblclick(function(e) {
-		var pos = jQuery(this).offset();
-		var p = fromScreen({x: e.pageX - pos.left, y: e.pageY - pos.top});
-		selected = layout.nearest(p);
-		node = selected.node;
-		if (node && node.data && node.data.ondoubleclick) {
-			node.data.ondoubleclick();
-		}
-	});
-
-	jQuery(canvas).mousemove(function(e) {
-		var pos = jQuery(this).offset();
-		var p = fromScreen({x: e.pageX - pos.left, y: e.pageY - pos.top});
-		nearest = layout.nearest(p);
-
-		if (dragged !== null && dragged.node !== null) {
-			dragged.point.p.x = p.x;
-			dragged.point.p.y = p.y;
-		}
-
-		renderer.start();
-	});
-
-	jQuery(window).bind('mouseup',function(e) {
-		dragged = null;
-	});
-
-	var getTextWidth = function(node) {
-		var text = (node.data.label !== undefined) ? node.data.label : node.id;
-		if (node._width && node._width[text])
-			return node._width[text];
-
-		ctx.save();
-		ctx.font = (node.data.font !== undefined) ? node.data.font : nodeFont;
-		var width = ctx.measureText(text).width;
-		ctx.restore();
-
-		node._width || (node._width = {});
-		node._width[text] = width;
-
-		return width;
-	};
-
-	var getTextHeight = function(node) {
-		return 16;
-		// In a more modular world, this would actually read the font size, but I think leaving it a constant is sufficient for now.
-		// If you change the font size, I'd adjust this too.
-	};
-
-	var getImageWidth = function(node) {
-		var width = (node.data.image.width !== undefined) ? node.data.image.width : nodeImages[node.data.image.src].object.width;
-		return width;
-	}
-
-	var getImageHeight = function(node) {
-		var height = (node.data.image.height !== undefined) ? node.data.image.height : nodeImages[node.data.image.src].object.height;
-		return height;
-	}
-
-	Springy.Node.prototype.getHeight = function() {
-		var height;
-		if (this.data.image == undefined) {
-			height = getTextHeight(this);
-		} else {
-			if (this.data.image.src in nodeImages && nodeImages[this.data.image.src].loaded) {
-				height = getImageHeight(this);
-			} else {height = 10;}
-		}
-		return height;
-	}
-
-	Springy.Node.prototype.getWidth = function() {
-		var width;
-		if (this.data.image == undefined) {
-			width = getTextWidth(this);
-		} else {
-			if (this.data.image.src in nodeImages && nodeImages[this.data.image.src].loaded) {
-				width = getImageWidth(this);
-			} else {width = 10;}
-		}
-		return width;
-	}
-
-	var renderer = this.renderer = new Springy.Renderer(layout,
-		function clear() {
-			ctx.clearRect(0,0,canvas.width,canvas.height);
-		},
-		function drawEdge(edge, p1, p2) {
-			var x1 = toScreen(p1).x;
-			var y1 = toScreen(p1).y;
-			var x2 = toScreen(p2).x;
-			var y2 = toScreen(p2).y;
-
-			var direction = new Springy.Vector(x2-x1, y2-y1);
-			var normal = direction.normal().normalise();
-
-			var from = graph.getEdges(edge.source, edge.target);
-			var to = graph.getEdges(edge.target, edge.source);
-
-			var total = from.length + to.length;
-
-			// Figure out edge's position in relation to other edges between the same nodes
-			var n = 0;
-			for (var i=0; i<from.length; i++) {
-				if (from[i].id === edge.id) {
-					n = i;
-				}
-			}
-
-			//change default to  10.0 to allow text fit between edges
-			var spacing = 12.0;
-
-			// Figure out how far off center the line should be drawn
-			var offset = normal.multiply(-((total - 1) * spacing)/2.0 + (n * spacing));
-
-			var paddingX = 6;
-			var paddingY = 6;
-
-			var s1 = toScreen(p1).add(offset);
-			var s2 = toScreen(p2).add(offset);
-
-			var boxWidth = edge.target.getWidth() + paddingX;
-			var boxHeight = edge.target.getHeight() + paddingY;
-
-			var intersection = intersect_line_box(s1, s2, {x: x2-boxWidth/2.0, y: y2-boxHeight/2.0}, boxWidth, boxHeight);
-
-			if (!intersection) {
-				intersection = s2;
-			}
-
-			var stroke = (edge.data.color !== undefined) ? edge.data.color : '#000000';
-
-			var arrowWidth;
-			var arrowLength;
-
-			var weight = (edge.data.weight !== undefined) ? edge.data.weight : 1.0;
-
-			ctx.lineWidth = Math.max(weight *  2, 0.1);
-			arrowWidth = 1 + ctx.lineWidth;
-			arrowLength = 8;
-
-			var directional = (edge.data.directional !== undefined) ? edge.data.directional : true;
-
-			// line
-			var lineEnd;
-			if (directional) {
-				lineEnd = intersection.subtract(direction.normalise().multiply(arrowLength * 0.5));
-			} else {
-				lineEnd = s2;
-			}
-
-			ctx.strokeStyle = stroke;
-			ctx.beginPath();
-			ctx.moveTo(s1.x, s1.y);
-			ctx.lineTo(lineEnd.x, lineEnd.y);
-			ctx.stroke();
-
-			// arrow
-			if (directional) {
-				ctx.save();
-				ctx.fillStyle = stroke;
-				ctx.translate(intersection.x, intersection.y);
-				ctx.rotate(Math.atan2(y2 - y1, x2 - x1));
-				ctx.beginPath();
-				ctx.moveTo(-arrowLength, arrowWidth);
-				ctx.lineTo(0, 0);
-				ctx.lineTo(-arrowLength, -arrowWidth);
-				ctx.lineTo(-arrowLength * 0.8, -0);
-				ctx.closePath();
-				ctx.fill();
-				ctx.restore();
-			}
-
-			// label
-			if (edge.data.label !== undefined) {
-				text = edge.data.label
-				ctx.save();
-				ctx.textAlign = "center";
-				ctx.textBaseline = "top";
-				ctx.font = (edge.data.font !== undefined) ? edge.data.font : edgeFont;
-				ctx.fillStyle = stroke;
-				var angle = Math.atan2(s2.y - s1.y, s2.x - s1.x);
-				var displacement = -8;
-				if (edgeLabelsUpright && (angle > Math.PI/2 || angle < -Math.PI/2)) {
-					displacement = 8;
-					angle += Math.PI;
-				}
-				var textPos = s1.add(s2).divide(2).add(normal.multiply(displacement));
-				ctx.translate(textPos.x, textPos.y);
-				ctx.rotate(angle);
-				ctx.fillText(text, 0,-2);
-				ctx.restore();
-			}
-
-		},
-		function drawNode(node, p) {
-			var s = toScreen(p);
-
-			ctx.save();
-
-			// Pulled out the padding aspect sso that the size functions could be used in multiple places
-			// These should probably be settable by the user (and scoped higher) but this suffices for now
-			var paddingX = 6;
-			var paddingY = 6;
-
-			var contentWidth = node.getWidth();
-			var contentHeight = node.getHeight();
-			var boxWidth = contentWidth + paddingX;
-			var boxHeight = contentHeight + paddingY;
-
-			// clear background
-			ctx.clearRect(s.x - boxWidth/2, s.y - boxHeight/2, boxWidth, boxHeight);
-
-			// fill background
-			if (selected !== null && selected.node !== null && selected.node.id === node.id) {
-				ctx.fillStyle = "#FFFFE0";
-			} else if (nearest !== null && nearest.node !== null && nearest.node.id === node.id) {
-				ctx.fillStyle = "#EEEEEE";
-			} else {
-				ctx.fillStyle = "#FFFFFF";
-			}
-			ctx.fillRect(s.x - boxWidth/2, s.y - boxHeight/2, boxWidth, boxHeight);
-
-			if (node.data.image == undefined) {
-				ctx.textAlign = "left";
-				ctx.textBaseline = "top";
-				ctx.font = (node.data.font !== undefined) ? node.data.font : nodeFont;
-				ctx.fillStyle = (node.data.color !== undefined) ? node.data.color : "#000000";
-				var text = (node.data.label !== undefined) ? node.data.label : node.id;
-				ctx.fillText(text, s.x - contentWidth/2, s.y - contentHeight/2);
-			} else {
-				// Currently we just ignore any labels if the image object is set. One might want to extend this logic to allow for both, or other composite nodes.
-				var src = node.data.image.src;  // There should probably be a sanity check here too, but un-src-ed images aren't exaclty a disaster.
-				if (src in nodeImages) {
-					if (nodeImages[src].loaded) {
-						// Our image is loaded, so it's safe to draw
-						ctx.drawImage(nodeImages[src].object, s.x - contentWidth/2, s.y - contentHeight/2, contentWidth, contentHeight);
-					}
-				}else{
-					// First time seeing an image with this src address, so add it to our set of image objects
-					// Note: we index images by their src to avoid making too many duplicates
-					nodeImages[src] = {};
-					var img = new Image();
-					nodeImages[src].object = img;
-					img.addEventListener("load", function () {
-						// HTMLImageElement objects are very finicky about being used before they are loaded, so we set a flag when it is done
-						nodeImages[src].loaded = true;
-					});
-					img.src = src;
-				}
-			}
-			ctx.restore();
-		}
-	);
-
-	renderer.start();
-
-	// helpers for figuring out where to draw arrows
-	function intersect_line_line(p1, p2, p3, p4) {
-		var denom = ((p4.y - p3.y)*(p2.x - p1.x) - (p4.x - p3.x)*(p2.y - p1.y));
-
-		// lines are parallel
-		if (denom === 0) {
-			return false;
-		}
-
-		var ua = ((p4.x - p3.x)*(p1.y - p3.y) - (p4.y - p3.y)*(p1.x - p3.x)) / denom;
-		var ub = ((p2.x - p1.x)*(p1.y - p3.y) - (p2.y - p1.y)*(p1.x - p3.x)) / denom;
-
-		if (ua < 0 || ua > 1 || ub < 0 || ub > 1) {
-			return false;
-		}
-
-		return new Springy.Vector(p1.x + ua * (p2.x - p1.x), p1.y + ua * (p2.y - p1.y));
-	}
-
-	function intersect_line_box(p1, p2, p3, w, h) {
-		var tl = {x: p3.x, y: p3.y};
-		var tr = {x: p3.x + w, y: p3.y};
-		var bl = {x: p3.x, y: p3.y + h};
-		var br = {x: p3.x + w, y: p3.y + h};
-
-		var result;
-		if (result = intersect_line_line(p1, p2, tl, tr)) { return result; } // top
-		if (result = intersect_line_line(p1, p2, tr, br)) { return result; } // right
-		if (result = intersect_line_line(p1, p2, br, bl)) { return result; } // bottom
-		if (result = intersect_line_line(p1, p2, bl, tl)) { return result; } // left
-
-		return false;
-	}
-
-	return this;
-}
-
-})();
diff --git a/test/springy/jquery-3.7.1.min.js b/test/springy/jquery-3.7.1.min.js
deleted file mode 100644
index 7f37b5d..0000000
--- a/test/springy/jquery-3.7.1.min.js
+++ /dev/null
@@ -1,2 +0,0 @@
-/*! jQuery v3.7.1 | (c) OpenJS Foundation and other contributors | jquery.org/license */
-!function(e,t){"use strict";"object"==typeof module&&"object"==typeof module.exports?module.exports=e.document?t(e,!0):function(e){if(!e.document)throw new Error("jQuery requires a window with a document");return t(e)}:t(e)}("undefined"!=typeof window?window:this,function(ie,e){"use strict";var oe=[],r=Object.getPrototypeOf,ae=oe.slice,g=oe.flat?function(e){return oe.flat.call(e)}:function(e){return oe.concat.apply([],e)},s=oe.push,se=oe.indexOf,n={},i=n.toString,ue=n.hasOwnProperty,o=ue.toString,a=o.call(Object),le={},v=function(e){return"function"==typeof e&&"number"!=typeof e.nodeType&&"function"!=typeof e.item},y=function(e){return null!=e&&e===e.window},C=ie.document,u={type:!0,src:!0,nonce:!0,noModule:!0};function m(e,t,n){var r,i,o=(n=n||C).createElement("script");if(o.text=e,t)for(r in u)(i=t[r]||t.getAttribute&&t.getAttribute(r))&&o.setAttribute(r,i);n.head.appendChild(o).parentNode.removeChild(o)}function x(e){return null==e?e+"":"object"==typeof e||"function"==typeof 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diff --git a/test/springy/logger.txt b/test/springy/logger.txt
deleted file mode 100644
index 86dc73e..0000000
--- a/test/springy/logger.txt
+++ /dev/null
@@ -1,30 +0,0 @@
-<?php
-/* 
-if this function breaks use this math eqaution to fix the tail of the php logger.
-var graphJSON = {
-  "nodes": [
-    "core",
-    "shpere",
-    "orbit",
-    "eyeball",
-]};</script>
-*/
-header( 'Location: ./springy.html' );
-$handle = fopen("./spingy.html", "a");
-// load the data and delete the line from the array 
-$lines = file('./spingy.html'); 
-$last = sizeof($lines) - 1 ; 
-unset($lines[$last]); 
-// write the new data to the file 
-file_put_contents('./spingy.html', $lines); 
-foreach($_POST as $variable => $value) {
-    $value = str_replace(' ', '_', $value);
-	fwrite($handle, 
-	  "\""
-	. $value 
-	. "\""
-    . ","
-    . "]};</script>");
-}
-fclose($handle);
-?>
\ No newline at end of file
diff --git a/test/springy/springy.html b/test/springy/springy.html
deleted file mode 100644
index 0450d39..0000000
--- a/test/springy/springy.html
+++ /dev/null
@@ -1,27 +0,0 @@
-<html>
-        <meta name="viewport" content="width=device-width"/>
-<body>
-<script src="./jquery-3.7.1.min.js"></script>
-<script src="./springy.js"></script>
-<script src="./springyui.js"></script>
-<canvas id="springydemo" style="width: 100%; height:100%;" />
-<script> 
-jQuery(function(){
-  var graph = new Springy.Graph();
-  graph.loadJSON(graphJSON);
-  var springy = jQuery('#springydemo').springy({
-    graph: graph
-  });
-});
-</script>
-
-
-<script> 
-var graphJSON = {
-  "nodes": [
-    "core",
-    "shpere",
-    "orbit",
-    "eyeball",
-]};</script>
-
diff --git a/test/springy/springy.js b/test/springy/springy.js
deleted file mode 100644
index 0bf5ba4..0000000
--- a/test/springy/springy.js
+++ /dev/null
@@ -1,735 +0,0 @@
-/**
- * Springy v2.7.1
- *
- * Copyright (c) 2010-2013 Dennis Hotson
- *
- * Permission is hereby granted, free of charge, to any person
- * obtaining a copy of this software and associated documentation
- * files (the "Software"), to deal in the Software without
- * restriction, including without limitation the rights to use,
- * copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following
- * conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
- * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- */
-(function (root, factory) {
-    if (typeof define === 'function' && define.amd) {
-        // AMD. Register as an anonymous module.
-        define(function () {
-            return (root.returnExportsGlobal = factory());
-        });
-    } else if (typeof exports === 'object') {
-        // Node. Does not work with strict CommonJS, but
-        // only CommonJS-like enviroments that support module.exports,
-        // like Node.
-        module.exports = factory();
-    } else {
-        // Browser globals
-        root.Springy = factory();
-    }
-}(this, function() {
-
-	var Springy = {};
-
-	var Graph = Springy.Graph = function() {
-		this.nodeSet = {};
-		this.nodes = [];
-		this.edges = [];
-		this.adjacency = {};
-
-		this.nextNodeId = 0;
-		this.nextEdgeId = 0;
-		this.eventListeners = [];
-	};
-
-	var Node = Springy.Node = function(id, data) {
-		this.id = id;
-		this.data = (data !== undefined) ? data : {};
-
-	// Data fields used by layout algorithm in this file:
-	// this.data.mass
-	// Data used by default renderer in springyui.js
-	// this.data.label
-	};
-
-	var Edge = Springy.Edge = function(id, source, target, data) {
-		this.id = id;
-		this.source = source;
-		this.target = target;
-		this.data = (data !== undefined) ? data : {};
-
-	// Edge data field used by layout alorithm
-	// this.data.length
-	// this.data.type
-	};
-
-	Graph.prototype.addNode = function(node) {
-		if (!(node.id in this.nodeSet)) {
-			this.nodes.push(node);
-		}
-
-		this.nodeSet[node.id] = node;
-
-		this.notify();
-		return node;
-	};
-
-	Graph.prototype.addNodes = function() {
-		// accepts variable number of arguments, where each argument
-		// is a string that becomes both node identifier and label
-		for (var i = 0; i < arguments.length; i++) {
-			var name = arguments[i];
-			var node = new Node(name, {label:name});
-			this.addNode(node);
-		}
-	};
-
-	Graph.prototype.addEdge = function(edge) {
-		var exists = false;
-		this.edges.forEach(function(e) {
-			if (edge.id === e.id) { exists = true; }
-		});
-
-		if (!exists) {
-			this.edges.push(edge);
-		}
-
-		if (!(edge.source.id in this.adjacency)) {
-			this.adjacency[edge.source.id] = {};
-		}
-		if (!(edge.target.id in this.adjacency[edge.source.id])) {
-			this.adjacency[edge.source.id][edge.target.id] = [];
-		}
-
-		exists = false;
-		this.adjacency[edge.source.id][edge.target.id].forEach(function(e) {
-				if (edge.id === e.id) { exists = true; }
-		});
-
-		if (!exists) {
-			this.adjacency[edge.source.id][edge.target.id].push(edge);
-		}
-
-		this.notify();
-		return edge;
-	};
-
-	Graph.prototype.addEdges = function() {
-		// accepts variable number of arguments, where each argument
-		// is a triple [nodeid1, nodeid2, attributes]
-		for (var i = 0; i < arguments.length; i++) {
-			var e = arguments[i];
-			var node1 = this.nodeSet[e[0]];
-			if (node1 == undefined) {
-				throw new TypeError("invalid node name: " + e[0]);
-			}
-			var node2 = this.nodeSet[e[1]];
-			if (node2 == undefined) {
-				throw new TypeError("invalid node name: " + e[1]);
-			}
-			var attr = e[2];
-
-			this.newEdge(node1, node2, attr);
-		}
-	};
-
-	Graph.prototype.newNode = function(data) {
-		var node = new Node(this.nextNodeId++, data);
-		this.addNode(node);
-		return node;
-	};
-
-	Graph.prototype.newEdge = function(source, target, data) {
-		var edge = new Edge(this.nextEdgeId++, source, target, data);
-		this.addEdge(edge);
-		return edge;
-	};
-
-
-	// add nodes and edges from JSON object
-	Graph.prototype.loadJSON = function(json) {
-	/**
-	Springy's simple JSON format for graphs.
-
-	historically, Springy uses separate lists
-	of nodes and edges:
-
-		{
-			"nodes": [
-				"center",
-				"left",
-				"right",
-				"up",
-				"satellite"
-			],
-			"edges": [
-				["center", "left"],
-				["center", "right"],
-				["center", "up"]
-			]
-		}
-
-	**/
-		// parse if a string is passed (EC5+ browsers)
-		if (typeof json == 'string' || json instanceof String) {
-			json = JSON.parse( json );
-		}
-
-		if ('nodes' in json || 'edges' in json) {
-			this.addNodes.apply(this, json['nodes']);
-			this.addEdges.apply(this, json['edges']);
-		}
-	}
-
-
-	// find the edges from node1 to node2
-	Graph.prototype.getEdges = function(node1, node2) {
-		if (node1.id in this.adjacency
-			&& node2.id in this.adjacency[node1.id]) {
-			return this.adjacency[node1.id][node2.id];
-		}
-
-		return [];
-	};
-
-	// remove a node and it's associated edges from the graph
-	Graph.prototype.removeNode = function(node) {
-		if (node.id in this.nodeSet) {
-			delete this.nodeSet[node.id];
-		}
-
-		for (var i = this.nodes.length - 1; i >= 0; i--) {
-			if (this.nodes[i].id === node.id) {
-				this.nodes.splice(i, 1);
-			}
-		}
-
-		this.detachNode(node);
-	};
-
-	// removes edges associated with a given node
-	Graph.prototype.detachNode = function(node) {
-		var tmpEdges = this.edges.slice();
-		tmpEdges.forEach(function(e) {
-			if (e.source.id === node.id || e.target.id === node.id) {
-				this.removeEdge(e);
-			}
-		}, this);
-
-		this.notify();
-	};
-
-	// remove a node and it's associated edges from the graph
-	Graph.prototype.removeEdge = function(edge) {
-		for (var i = this.edges.length - 1; i >= 0; i--) {
-			if (this.edges[i].id === edge.id) {
-				this.edges.splice(i, 1);
-			}
-		}
-
-		for (var x in this.adjacency) {
-			for (var y in this.adjacency[x]) {
-				var edges = this.adjacency[x][y];
-
-				for (var j=edges.length - 1; j>=0; j--) {
-					if (this.adjacency[x][y][j].id === edge.id) {
-						this.adjacency[x][y].splice(j, 1);
-					}
-				}
-
-				// Clean up empty edge arrays
-				if (this.adjacency[x][y].length == 0) {
-					delete this.adjacency[x][y];
-				}
-			}
-
-			// Clean up empty objects
-			if (isEmpty(this.adjacency[x])) {
-				delete this.adjacency[x];
-			}
-		}
-
-		this.notify();
-	};
-
-	/* Merge a list of nodes and edges into the current graph. eg.
-	var o = {
-		nodes: [
-			{id: 123, data: {type: 'user', userid: 123, displayname: 'aaa'}},
-			{id: 234, data: {type: 'user', userid: 234, displayname: 'bbb'}}
-		],
-		edges: [
-			{from: 0, to: 1, type: 'submitted_design', directed: true, data: {weight: }}
-		]
-	}
-	*/
-	Graph.prototype.merge = function(data) {
-		var nodes = [];
-		data.nodes.forEach(function(n) {
-			nodes.push(this.addNode(new Node(n.id, n.data)));
-		}, this);
-
-		data.edges.forEach(function(e) {
-			var from = nodes[e.from];
-			var to = nodes[e.to];
-
-			var id = (e.directed)
-				? (id = e.type + "-" + from.id + "-" + to.id)
-				: (from.id < to.id) // normalise id for non-directed edges
-					? e.type + "-" + from.id + "-" + to.id
-					: e.type + "-" + to.id + "-" + from.id;
-
-			var edge = this.addEdge(new Edge(id, from, to, e.data));
-			edge.data.type = e.type;
-		}, this);
-	};
-
-	Graph.prototype.filterNodes = function(fn) {
-		var tmpNodes = this.nodes.slice();
-		tmpNodes.forEach(function(n) {
-			if (!fn(n)) {
-				this.removeNode(n);
-			}
-		}, this);
-	};
-
-	Graph.prototype.filterEdges = function(fn) {
-		var tmpEdges = this.edges.slice();
-		tmpEdges.forEach(function(e) {
-			if (!fn(e)) {
-				this.removeEdge(e);
-			}
-		}, this);
-	};
-
-
-	Graph.prototype.addGraphListener = function(obj) {
-		this.eventListeners.push(obj);
-	};
-
-	Graph.prototype.notify = function() {
-		this.eventListeners.forEach(function(obj){
-			obj.graphChanged();
-		});
-	};
-
-	// -----------
-	var Layout = Springy.Layout = {};
-	Layout.ForceDirected = function(graph, stiffness, repulsion, damping, minEnergyThreshold, maxSpeed) {
-		this.graph = graph;
-		this.stiffness = stiffness; // spring stiffness constant
-		this.repulsion = repulsion; // repulsion constant
-		this.damping = damping; // velocity damping factor
-		this.minEnergyThreshold = minEnergyThreshold || 0.01; //threshold used to determine render stop
-		this.maxSpeed = maxSpeed || Infinity; // nodes aren't allowed to exceed this speed
-
-		this.nodePoints = {}; // keep track of points associated with nodes
-		this.edgeSprings = {}; // keep track of springs associated with edges
-	};
-
-	Layout.ForceDirected.prototype.point = function(node) {
-		if (!(node.id in this.nodePoints)) {
-			var mass = (node.data.mass !== undefined) ? node.data.mass : 1.0;
-			this.nodePoints[node.id] = new Layout.ForceDirected.Point(Vector.random(), mass);
-		}
-
-		return this.nodePoints[node.id];
-	};
-
-	Layout.ForceDirected.prototype.spring = function(edge) {
-		if (!(edge.id in this.edgeSprings)) {
-			var length = (edge.data.length !== undefined) ? edge.data.length : 1.0;
-
-			var existingSpring = false;
-
-			var from = this.graph.getEdges(edge.source, edge.target);
-			from.forEach(function(e) {
-				if (existingSpring === false && e.id in this.edgeSprings) {
-					existingSpring = this.edgeSprings[e.id];
-				}
-			}, this);
-
-			if (existingSpring !== false) {
-				return new Layout.ForceDirected.Spring(existingSpring.point1, existingSpring.point2, 0.0, 0.0);
-			}
-
-			var to = this.graph.getEdges(edge.target, edge.source);
-			from.forEach(function(e){
-				if (existingSpring === false && e.id in this.edgeSprings) {
-					existingSpring = this.edgeSprings[e.id];
-				}
-			}, this);
-
-			if (existingSpring !== false) {
-				return new Layout.ForceDirected.Spring(existingSpring.point2, existingSpring.point1, 0.0, 0.0);
-			}
-
-			this.edgeSprings[edge.id] = new Layout.ForceDirected.Spring(
-				this.point(edge.source), this.point(edge.target), length, this.stiffness
-			);
-		}
-
-		return this.edgeSprings[edge.id];
-	};
-
-	// callback should accept two arguments: Node, Point
-	Layout.ForceDirected.prototype.eachNode = function(callback) {
-		var t = this;
-		this.graph.nodes.forEach(function(n){
-			callback.call(t, n, t.point(n));
-		});
-	};
-
-	// callback should accept two arguments: Edge, Spring
-	Layout.ForceDirected.prototype.eachEdge = function(callback) {
-		var t = this;
-		this.graph.edges.forEach(function(e){
-			callback.call(t, e, t.spring(e));
-		});
-	};
-
-	// callback should accept one argument: Spring
-	Layout.ForceDirected.prototype.eachSpring = function(callback) {
-		var t = this;
-		this.graph.edges.forEach(function(e){
-			callback.call(t, t.spring(e));
-		});
-	};
-
-
-	// Physics stuff
-	Layout.ForceDirected.prototype.applyCoulombsLaw = function() {
-		this.eachNode(function(n1, point1) {
-			this.eachNode(function(n2, point2) {
-				if (point1 !== point2)
-				{
-					var d = point1.p.subtract(point2.p);
-					var distance = d.magnitude() + 0.1; // avoid massive forces at small distances (and divide by zero)
-					var direction = d.normalise();
-
-					// apply force to each end point
-					point1.applyForce(direction.multiply(this.repulsion).divide(distance * distance * 0.5));
-					point2.applyForce(direction.multiply(this.repulsion).divide(distance * distance * -0.5));
-				}
-			});
-		});
-	};
-
-	Layout.ForceDirected.prototype.applyHookesLaw = function() {
-		this.eachSpring(function(spring){
-			var d = spring.point2.p.subtract(spring.point1.p); // the direction of the spring
-			var displacement = spring.length - d.magnitude();
-			var direction = d.normalise();
-
-			// apply force to each end point
-			spring.point1.applyForce(direction.multiply(spring.k * displacement * -0.5));
-			spring.point2.applyForce(direction.multiply(spring.k * displacement * 0.5));
-		});
-	};
-
-	Layout.ForceDirected.prototype.attractToCentre = function() {
-		this.eachNode(function(node, point) {
-			var direction = point.p.multiply(-1.0);
-			point.applyForce(direction.multiply(this.repulsion / 50.0));
-		});
-	};
-
-
-	Layout.ForceDirected.prototype.updateVelocity = function(timestep) {
-		this.eachNode(function(node, point) {
-			// Is this, along with updatePosition below, the only places that your
-			// integration code exist?
-			point.v = point.v.add(point.a.multiply(timestep)).multiply(this.damping);
-			if (point.v.magnitude() > this.maxSpeed) {
-			    point.v = point.v.normalise().multiply(this.maxSpeed);
-			}
-			point.a = new Vector(0,0);
-		});
-	};
-
-	Layout.ForceDirected.prototype.updatePosition = function(timestep) {
-		this.eachNode(function(node, point) {
-			// Same question as above; along with updateVelocity, is this all of
-			// your integration code?
-			point.p = point.p.add(point.v.multiply(timestep));
-		});
-	};
-
-	// Calculate the total kinetic energy of the system
-	Layout.ForceDirected.prototype.totalEnergy = function(timestep) {
-		var energy = 0.0;
-		this.eachNode(function(node, point) {
-			var speed = point.v.magnitude();
-			energy += 0.5 * point.m * speed * speed;
-		});
-
-		return energy;
-	};
-
-	var __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; }; // stolen from coffeescript, thanks jashkenas! ;-)
-
-	Springy.requestAnimationFrame = __bind(this.requestAnimationFrame ||
-		this.webkitRequestAnimationFrame ||
-		this.mozRequestAnimationFrame ||
-		this.oRequestAnimationFrame ||
-		this.msRequestAnimationFrame ||
-		(function(callback, element) {
-			this.setTimeout(callback, 10);
-		}), this);
-
-
-	/**
-	 * Start simulation if it's not running already.
-	 * In case it's running then the call is ignored, and none of the callbacks passed is ever executed.
-	 */
-	Layout.ForceDirected.prototype.start = function(render, onRenderStop, onRenderStart) {
-		var t = this;
-
-		if (this._started) return;
-		this._started = true;
-		this._stop = false;
-
-		if (onRenderStart !== undefined) { onRenderStart(); }
-
-		Springy.requestAnimationFrame(function step() {
-			t.tick(0.03);
-
-			if (render !== undefined) {
-				render();
-			}
-
-			// stop simulation when energy of the system goes below a threshold
-			if (t._stop || t.totalEnergy() < t.minEnergyThreshold) {
-				t._started = false;
-				if (onRenderStop !== undefined) { onRenderStop(); }
-			} else {
-				Springy.requestAnimationFrame(step);
-			}
-		});
-	};
-
-	Layout.ForceDirected.prototype.stop = function() {
-		this._stop = true;
-	}
-
-	Layout.ForceDirected.prototype.tick = function(timestep) {
-		this.applyCoulombsLaw();
-		this.applyHookesLaw();
-		this.attractToCentre();
-		this.updateVelocity(timestep);
-		this.updatePosition(timestep);
-	};
-
-	// Find the nearest point to a particular position
-	Layout.ForceDirected.prototype.nearest = function(pos) {
-		var min = {node: null, point: null, distance: null};
-		var t = this;
-		this.graph.nodes.forEach(function(n){
-			var point = t.point(n);
-			var distance = point.p.subtract(pos).magnitude();
-
-			if (min.distance === null || distance < min.distance) {
-				min = {node: n, point: point, distance: distance};
-			}
-		});
-
-		return min;
-	};
-
-	// returns [bottomleft, topright]
-	Layout.ForceDirected.prototype.getBoundingBox = function() {
-		var bottomleft = new Vector(-2,-2);
-		var topright = new Vector(2,2);
-
-		this.eachNode(function(n, point) {
-			if (point.p.x < bottomleft.x) {
-				bottomleft.x = point.p.x;
-			}
-			if (point.p.y < bottomleft.y) {
-				bottomleft.y = point.p.y;
-			}
-			if (point.p.x > topright.x) {
-				topright.x = point.p.x;
-			}
-			if (point.p.y > topright.y) {
-				topright.y = point.p.y;
-			}
-		});
-
-		var padding = topright.subtract(bottomleft).multiply(0.07); // ~5% padding
-
-		return {bottomleft: bottomleft.subtract(padding), topright: topright.add(padding)};
-	};
-
-
-	// Vector
-	var Vector = Springy.Vector = function(x, y) {
-		this.x = x;
-		this.y = y;
-	};
-
-	Vector.random = function() {
-		return new Vector(10.0 * (Math.random() - 0.5), 10.0 * (Math.random() - 0.5));
-	};
-
-	Vector.prototype.add = function(v2) {
-		return new Vector(this.x + v2.x, this.y + v2.y);
-	};
-
-	Vector.prototype.subtract = function(v2) {
-		return new Vector(this.x - v2.x, this.y - v2.y);
-	};
-
-	Vector.prototype.multiply = function(n) {
-		return new Vector(this.x * n, this.y * n);
-	};
-
-	Vector.prototype.divide = function(n) {
-		return new Vector((this.x / n) || 0, (this.y / n) || 0); // Avoid divide by zero errors..
-	};
-
-	Vector.prototype.magnitude = function() {
-		return Math.sqrt(this.x*this.x + this.y*this.y);
-	};
-
-	Vector.prototype.normal = function() {
-		return new Vector(-this.y, this.x);
-	};
-
-	Vector.prototype.normalise = function() {
-		return this.divide(this.magnitude());
-	};
-
-	// Point
-	Layout.ForceDirected.Point = function(position, mass) {
-		this.p = position; // position
-		this.m = mass; // mass
-		this.v = new Vector(0, 0); // velocity
-		this.a = new Vector(0, 0); // acceleration
-	};
-
-	Layout.ForceDirected.Point.prototype.applyForce = function(force) {
-		this.a = this.a.add(force.divide(this.m));
-	};
-
-	// Spring
-	Layout.ForceDirected.Spring = function(point1, point2, length, k) {
-		this.point1 = point1;
-		this.point2 = point2;
-		this.length = length; // spring length at rest
-		this.k = k; // spring constant (See Hooke's law) .. how stiff the spring is
-	};
-
-	// Layout.ForceDirected.Spring.prototype.distanceToPoint = function(point)
-	// {
-	// 	// hardcore vector arithmetic.. ohh yeah!
-	// 	// .. see http://stackoverflow.com/questions/849211/shortest-distance-between-a-point-and-a-line-segment/865080#865080
-	// 	var n = this.point2.p.subtract(this.point1.p).normalise().normal();
-	// 	var ac = point.p.subtract(this.point1.p);
-	// 	return Math.abs(ac.x * n.x + ac.y * n.y);
-	// };
-
-	/**
-	 * Renderer handles the layout rendering loop
-	 * @param onRenderStop optional callback function that gets executed whenever rendering stops.
-	 * @param onRenderStart optional callback function that gets executed whenever rendering starts.
-	 * @param onRenderFrame optional callback function that gets executed after each frame is rendered.
-	 */
-	var Renderer = Springy.Renderer = function(layout, clear, drawEdge, drawNode, onRenderStop, onRenderStart, onRenderFrame) {
-		this.layout = layout;
-		this.clear = clear;
-		this.drawEdge = drawEdge;
-		this.drawNode = drawNode;
-		this.onRenderStop = onRenderStop;
-		this.onRenderStart = onRenderStart;
-		this.onRenderFrame = onRenderFrame;
-
-		this.layout.graph.addGraphListener(this);
-	}
-
-	Renderer.prototype.graphChanged = function(e) {
-		this.start();
-	};
-
-	/**
-	 * Starts the simulation of the layout in use.
-	 *
-	 * Note that in case the algorithm is still or already running then the layout that's in use
-	 * might silently ignore the call, and your optional <code>done</code> callback is never executed.
-	 * At least the built-in ForceDirected layout behaves in this way.
-	 *
-	 * @param done An optional callback function that gets executed when the springy algorithm stops,
-	 * either because it ended or because stop() was called.
-	 */
-	Renderer.prototype.start = function(done) {
-		var t = this;
-		this.layout.start(function render() {
-			t.clear();
-
-			t.layout.eachEdge(function(edge, spring) {
-				t.drawEdge(edge, spring.point1.p, spring.point2.p);
-			});
-
-			t.layout.eachNode(function(node, point) {
-				t.drawNode(node, point.p);
-			});
-			
-			if (t.onRenderFrame !== undefined) { t.onRenderFrame(); }
-		}, this.onRenderStop, this.onRenderStart);
-	};
-
-	Renderer.prototype.stop = function() {
-		this.layout.stop();
-	};
-
-	// Array.forEach implementation for IE support..
-	//https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/forEach
-	if ( !Array.prototype.forEach ) {
-		Array.prototype.forEach = function( callback, thisArg ) {
-			var T, k;
-			if ( this == null ) {
-				throw new TypeError( " this is null or not defined" );
-			}
-			var O = Object(this);
-			var len = O.length >>> 0; // Hack to convert O.length to a UInt32
-			if ( {}.toString.call(callback) != "[object Function]" ) {
-				throw new TypeError( callback + " is not a function" );
-			}
-			if ( thisArg ) {
-				T = thisArg;
-			}
-			k = 0;
-			while( k < len ) {
-				var kValue;
-				if ( k in O ) {
-					kValue = O[ k ];
-					callback.call( T, kValue, k, O );
-				}
-				k++;
-			}
-		};
-	}
-
-	var isEmpty = function(obj) {
-		for (var k in obj) {
-			if (obj.hasOwnProperty(k)) {
-				return false;
-			}
-		}
-		return true;
-	};
-
-  return Springy;
-}));
diff --git a/test/springy/springyui.js b/test/springy/springyui.js
deleted file mode 100755
index acc35eb..0000000
--- a/test/springy/springyui.js
+++ /dev/null
@@ -1,394 +0,0 @@
-/**
-Copyright (c) 2010 Dennis Hotson
-
- Permission is hereby granted, free of charge, to any person
- obtaining a copy of this software and associated documentation
- files (the "Software"), to deal in the Software without
- restriction, including without limitation the rights to use,
- copy, modify, merge, publish, distribute, sublicense, and/or sell
- copies of the Software, and to permit persons to whom the
- Software is furnished to do so, subject to the following
- conditions:
-
- The above copyright notice and this permission notice shall be
- included in all copies or substantial portions of the Software.
-
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
- OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
- HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- OTHER DEALINGS IN THE SOFTWARE.
-*/
-
-(function() {
-
-jQuery.fn.springy = function(params) {
-	var graph = this.graph = params.graph || new Springy.Graph();
-	var nodeFont = "16px Verdana, sans-serif";
-	var edgeFont = "8px Verdana, sans-serif";
-	var stiffness = params.stiffness || 400.0;
-	var repulsion = params.repulsion || 400.0;
-	var damping = params.damping || 0.5;
-	var minEnergyThreshold = params.minEnergyThreshold || 0.00001;
-	var nodeSelected = params.nodeSelected || null;
-	var nodeImages = {};
-	var edgeLabelsUpright = true;
-
-	var canvas = this[0];
-	var ctx = canvas.getContext("2d");
-
-	var layout = this.layout = new Springy.Layout.ForceDirected(graph, stiffness, repulsion, damping, minEnergyThreshold);
-
-	// calculate bounding box of graph layout.. with ease-in
-	var currentBB = layout.getBoundingBox();
-	var targetBB = {bottomleft: new Springy.Vector(-2, -2), topright: new Springy.Vector(2, 2)};
-
-	// auto adjusting bounding box
-	Springy.requestAnimationFrame(function adjust() {
-		targetBB = layout.getBoundingBox();
-		// current gets 20% closer to target every iteration
-		currentBB = {
-			bottomleft: currentBB.bottomleft.add( targetBB.bottomleft.subtract(currentBB.bottomleft)
-				.divide(10)),
-			topright: currentBB.topright.add( targetBB.topright.subtract(currentBB.topright)
-				.divide(10))
-		};
-
-		Springy.requestAnimationFrame(adjust);
-	});
-
-	// convert to/from screen coordinates
-	var toScreen = function(p) {
-		var size = currentBB.topright.subtract(currentBB.bottomleft);
-		var sx = p.subtract(currentBB.bottomleft).divide(size.x).x * canvas.width;
-		var sy = p.subtract(currentBB.bottomleft).divide(size.y).y * canvas.height;
-		return new Springy.Vector(sx, sy);
-	};
-
-	var fromScreen = function(s) {
-		var size = currentBB.topright.subtract(currentBB.bottomleft);
-		var px = (s.x / canvas.width) * size.x + currentBB.bottomleft.x;
-		var py = (s.y / canvas.height) * size.y + currentBB.bottomleft.y;
-		return new Springy.Vector(px, py);
-	};
-
-	// half-assed drag and drop
-	var selected = null;
-	var nearest = null;
-	var dragged = null;
-
-	jQuery(canvas).mousedown(function(e) {
-		var pos = jQuery(this).offset();
-		var p = fromScreen({x: e.pageX - pos.left, y: e.pageY - pos.top});
-		selected = nearest = dragged = layout.nearest(p);
-
-		if (selected.node !== null) {
-			dragged.point.m = 10000.0;
-
-			if (nodeSelected) {
-				nodeSelected(selected.node);
-			}
-		}
-
-		renderer.start();
-	});
-
-	// Basic double click handler
-	jQuery(canvas).dblclick(function(e) {
-		var pos = jQuery(this).offset();
-		var p = fromScreen({x: e.pageX - pos.left, y: e.pageY - pos.top});
-		selected = layout.nearest(p);
-		node = selected.node;
-		if (node && node.data && node.data.ondoubleclick) {
-			node.data.ondoubleclick();
-		}
-	});
-
-	jQuery(canvas).mousemove(function(e) {
-		var pos = jQuery(this).offset();
-		var p = fromScreen({x: e.pageX - pos.left, y: e.pageY - pos.top});
-		nearest = layout.nearest(p);
-
-		if (dragged !== null && dragged.node !== null) {
-			dragged.point.p.x = p.x;
-			dragged.point.p.y = p.y;
-		}
-
-		renderer.start();
-	});
-
-	jQuery(window).bind('mouseup',function(e) {
-		dragged = null;
-	});
-
-	var getTextWidth = function(node) {
-		var text = (node.data.label !== undefined) ? node.data.label : node.id;
-		if (node._width && node._width[text])
-			return node._width[text];
-
-		ctx.save();
-		ctx.font = (node.data.font !== undefined) ? node.data.font : nodeFont;
-		var width = ctx.measureText(text).width;
-		ctx.restore();
-
-		node._width || (node._width = {});
-		node._width[text] = width;
-
-		return width;
-	};
-
-	var getTextHeight = function(node) {
-		return 16;
-		// In a more modular world, this would actually read the font size, but I think leaving it a constant is sufficient for now.
-		// If you change the font size, I'd adjust this too.
-	};
-
-	var getImageWidth = function(node) {
-		var width = (node.data.image.width !== undefined) ? node.data.image.width : nodeImages[node.data.image.src].object.width;
-		return width;
-	}
-
-	var getImageHeight = function(node) {
-		var height = (node.data.image.height !== undefined) ? node.data.image.height : nodeImages[node.data.image.src].object.height;
-		return height;
-	}
-
-	Springy.Node.prototype.getHeight = function() {
-		var height;
-		if (this.data.image == undefined) {
-			height = getTextHeight(this);
-		} else {
-			if (this.data.image.src in nodeImages && nodeImages[this.data.image.src].loaded) {
-				height = getImageHeight(this);
-			} else {height = 10;}
-		}
-		return height;
-	}
-
-	Springy.Node.prototype.getWidth = function() {
-		var width;
-		if (this.data.image == undefined) {
-			width = getTextWidth(this);
-		} else {
-			if (this.data.image.src in nodeImages && nodeImages[this.data.image.src].loaded) {
-				width = getImageWidth(this);
-			} else {width = 10;}
-		}
-		return width;
-	}
-
-	var renderer = this.renderer = new Springy.Renderer(layout,
-		function clear() {
-			ctx.clearRect(0,0,canvas.width,canvas.height);
-		},
-		function drawEdge(edge, p1, p2) {
-			var x1 = toScreen(p1).x;
-			var y1 = toScreen(p1).y;
-			var x2 = toScreen(p2).x;
-			var y2 = toScreen(p2).y;
-
-			var direction = new Springy.Vector(x2-x1, y2-y1);
-			var normal = direction.normal().normalise();
-
-			var from = graph.getEdges(edge.source, edge.target);
-			var to = graph.getEdges(edge.target, edge.source);
-
-			var total = from.length + to.length;
-
-			// Figure out edge's position in relation to other edges between the same nodes
-			var n = 0;
-			for (var i=0; i<from.length; i++) {
-				if (from[i].id === edge.id) {
-					n = i;
-				}
-			}
-
-			//change default to  10.0 to allow text fit between edges
-			var spacing = 12.0;
-
-			// Figure out how far off center the line should be drawn
-			var offset = normal.multiply(-((total - 1) * spacing)/2.0 + (n * spacing));
-
-			var paddingX = 6;
-			var paddingY = 6;
-
-			var s1 = toScreen(p1).add(offset);
-			var s2 = toScreen(p2).add(offset);
-
-			var boxWidth = edge.target.getWidth() + paddingX;
-			var boxHeight = edge.target.getHeight() + paddingY;
-
-			var intersection = intersect_line_box(s1, s2, {x: x2-boxWidth/2.0, y: y2-boxHeight/2.0}, boxWidth, boxHeight);
-
-			if (!intersection) {
-				intersection = s2;
-			}
-
-			var stroke = (edge.data.color !== undefined) ? edge.data.color : '#000000';
-
-			var arrowWidth;
-			var arrowLength;
-
-			var weight = (edge.data.weight !== undefined) ? edge.data.weight : 1.0;
-
-			ctx.lineWidth = Math.max(weight *  2, 0.1);
-			arrowWidth = 1 + ctx.lineWidth;
-			arrowLength = 8;
-
-			var directional = (edge.data.directional !== undefined) ? edge.data.directional : true;
-
-			// line
-			var lineEnd;
-			if (directional) {
-				lineEnd = intersection.subtract(direction.normalise().multiply(arrowLength * 0.5));
-			} else {
-				lineEnd = s2;
-			}
-
-			ctx.strokeStyle = stroke;
-			ctx.beginPath();
-			ctx.moveTo(s1.x, s1.y);
-			ctx.lineTo(lineEnd.x, lineEnd.y);
-			ctx.stroke();
-
-			// arrow
-			if (directional) {
-				ctx.save();
-				ctx.fillStyle = stroke;
-				ctx.translate(intersection.x, intersection.y);
-				ctx.rotate(Math.atan2(y2 - y1, x2 - x1));
-				ctx.beginPath();
-				ctx.moveTo(-arrowLength, arrowWidth);
-				ctx.lineTo(0, 0);
-				ctx.lineTo(-arrowLength, -arrowWidth);
-				ctx.lineTo(-arrowLength * 0.8, -0);
-				ctx.closePath();
-				ctx.fill();
-				ctx.restore();
-			}
-
-			// label
-			if (edge.data.label !== undefined) {
-				text = edge.data.label
-				ctx.save();
-				ctx.textAlign = "center";
-				ctx.textBaseline = "top";
-				ctx.font = (edge.data.font !== undefined) ? edge.data.font : edgeFont;
-				ctx.fillStyle = stroke;
-				var angle = Math.atan2(s2.y - s1.y, s2.x - s1.x);
-				var displacement = -8;
-				if (edgeLabelsUpright && (angle > Math.PI/2 || angle < -Math.PI/2)) {
-					displacement = 8;
-					angle += Math.PI;
-				}
-				var textPos = s1.add(s2).divide(2).add(normal.multiply(displacement));
-				ctx.translate(textPos.x, textPos.y);
-				ctx.rotate(angle);
-				ctx.fillText(text, 0,-2);
-				ctx.restore();
-			}
-
-		},
-		function drawNode(node, p) {
-			var s = toScreen(p);
-
-			ctx.save();
-
-			// Pulled out the padding aspect sso that the size functions could be used in multiple places
-			// These should probably be settable by the user (and scoped higher) but this suffices for now
-			var paddingX = 6;
-			var paddingY = 6;
-
-			var contentWidth = node.getWidth();
-			var contentHeight = node.getHeight();
-			var boxWidth = contentWidth + paddingX;
-			var boxHeight = contentHeight + paddingY;
-
-			// clear background
-			ctx.clearRect(s.x - boxWidth/2, s.y - boxHeight/2, boxWidth, boxHeight);
-
-			// fill background
-			if (selected !== null && selected.node !== null && selected.node.id === node.id) {
-				ctx.fillStyle = "#FFFFE0";
-			} else if (nearest !== null && nearest.node !== null && nearest.node.id === node.id) {
-				ctx.fillStyle = "#EEEEEE";
-			} else {
-				ctx.fillStyle = "#FFFFFF";
-			}
-			ctx.fillRect(s.x - boxWidth/2, s.y - boxHeight/2, boxWidth, boxHeight);
-
-			if (node.data.image == undefined) {
-				ctx.textAlign = "left";
-				ctx.textBaseline = "top";
-				ctx.font = (node.data.font !== undefined) ? node.data.font : nodeFont;
-				ctx.fillStyle = (node.data.color !== undefined) ? node.data.color : "#000000";
-				var text = (node.data.label !== undefined) ? node.data.label : node.id;
-				ctx.fillText(text, s.x - contentWidth/2, s.y - contentHeight/2);
-			} else {
-				// Currently we just ignore any labels if the image object is set. One might want to extend this logic to allow for both, or other composite nodes.
-				var src = node.data.image.src;  // There should probably be a sanity check here too, but un-src-ed images aren't exaclty a disaster.
-				if (src in nodeImages) {
-					if (nodeImages[src].loaded) {
-						// Our image is loaded, so it's safe to draw
-						ctx.drawImage(nodeImages[src].object, s.x - contentWidth/2, s.y - contentHeight/2, contentWidth, contentHeight);
-					}
-				}else{
-					// First time seeing an image with this src address, so add it to our set of image objects
-					// Note: we index images by their src to avoid making too many duplicates
-					nodeImages[src] = {};
-					var img = new Image();
-					nodeImages[src].object = img;
-					img.addEventListener("load", function () {
-						// HTMLImageElement objects are very finicky about being used before they are loaded, so we set a flag when it is done
-						nodeImages[src].loaded = true;
-					});
-					img.src = src;
-				}
-			}
-			ctx.restore();
-		}
-	);
-
-	renderer.start();
-
-	// helpers for figuring out where to draw arrows
-	function intersect_line_line(p1, p2, p3, p4) {
-		var denom = ((p4.y - p3.y)*(p2.x - p1.x) - (p4.x - p3.x)*(p2.y - p1.y));
-
-		// lines are parallel
-		if (denom === 0) {
-			return false;
-		}
-
-		var ua = ((p4.x - p3.x)*(p1.y - p3.y) - (p4.y - p3.y)*(p1.x - p3.x)) / denom;
-		var ub = ((p2.x - p1.x)*(p1.y - p3.y) - (p2.y - p1.y)*(p1.x - p3.x)) / denom;
-
-		if (ua < 0 || ua > 1 || ub < 0 || ub > 1) {
-			return false;
-		}
-
-		return new Springy.Vector(p1.x + ua * (p2.x - p1.x), p1.y + ua * (p2.y - p1.y));
-	}
-
-	function intersect_line_box(p1, p2, p3, w, h) {
-		var tl = {x: p3.x, y: p3.y};
-		var tr = {x: p3.x + w, y: p3.y};
-		var bl = {x: p3.x, y: p3.y + h};
-		var br = {x: p3.x + w, y: p3.y + h};
-
-		var result;
-		if (result = intersect_line_line(p1, p2, tl, tr)) { return result; } // top
-		if (result = intersect_line_line(p1, p2, tr, br)) { return result; } // right
-		if (result = intersect_line_line(p1, p2, br, bl)) { return result; } // bottom
-		if (result = intersect_line_line(p1, p2, bl, tl)) { return result; } // left
-
-		return false;
-	}
-
-	return this;
-}
-
-})();
diff --git a/test/tail/tail.txt b/test/tail/tail.txt
deleted file mode 100644
index 3eaf408..0000000
--- a/test/tail/tail.txt
+++ /dev/null
@@ -1,287 +0,0 @@
-<?php
-header_remove( 'X-Powered-By' );
-header( 'Cache-control: none, no-cache, private, max-age=0' );
-header( 'Pragma: no-cache' );
-header( 'Content-Type-Options: nosniff' );
-header( 'X-Content-Type-Options: nosniff' );
-header( 'XSS-Protection: 1; mode=block' );
-header( 'X-XSS-Protection: 1; mode=block' );
-header( 'Vary: Accept-Encoding' );
-header( 'viewport: width=device-width, initial-scale=1.0' );
-header( 'Accept-Language: en-US,en;q=0.5' );
-header( 'Connection: Keep-alive' );
-header( 'Host: handle' );
-header( 'description: handle' );
-header( 'keywords: handle' );
-header( 'Vary: Accept-Encoding' );
-header( 'Expires: 0' );
-header( 'Referrer-Policy:  same-origin' );
-header( 'Accept-Language: en-US,en;q=0.5' );
-header( 'Connection: Keep-alive' );
-gethostname();
-$ip = $localIp = gethostbyname(gethostname());
-$ip = $handle = "handle"; 
-            $answer1 = $_POST['secure-form-answer'];        
-            $totalCorrect = 1;           
-            if ($answer1 == "Human") { $totalCorrect++; }            
-            echo "<div id='results'>$totalCorrect /  1 correct</div>";
-            //The halting problem
-	    foreach($_POST as $variable => $value) {
-			$value = str_replace(' ', '_', $value);	
-			// checking whether file exists or not 		
-			$file_pointer = "./en/" . $value . ".html"; 						
-			if (file_exists($file_pointer))  
-			{ 		
-			echo "The file $file_pointer already exists <br>"; 
-			echo "<meta name='viewport' content='width=device-width'><a href='./en/$value.html' class='handle'>$value</a>";
-			exit;
-			} 			
-	    $handle = fopen("./en/" . $value . ".html", "a");
-		fwrite($handle,
-		  "\n" 
-		. "<meta name="
-		. "\""
-		. "viewport"
-		. "\"" 
-		. "content="
-		. "\"" 
-		. "width=device-width"
-		. "\"" 
-		. ">"	
-		. "<title>" 
-		. $value 
-		. "</title>"	
-		. "<script src="
-		. "\""
-		. "../js/jquery-3.7.1.min.js"
-		. "\""
-		. "></script>"
-		. "<script src="
-		. "\"" 
-		. "../js/bootstrap.js"
-		. "\"" 
-		. "></script>"
-		. "<link href="
-		. "\"" 
-		. "../css/bootstrap.css"
-		. "\"" 
-		. "rel="
-		. "\"" 
-		. "stylesheet"
-		. "\"" 
-		. "></link>"
-		. "<nav class="
-		. "\"" 
-		. "navbar navbar-inverse"
-		. "\"" 
-		. ">"
-		. "<div class="
-		. "\"" 
-		. "container-fluid"
-		. "\"" 
-		. ">"
-		. "<div class="
-		. "\"" 
-		. "navbar-header"
-		. "\"" 
-		. ">"
-		. "<button type="
-		. "\"" 
-		. "button"
-		. "\"" 
-		. "class="
-		. "\"" 
-		. "navbar-toggle"
-		. "\"" 
-		. " data-toggle="
-		. "\"" 
-		. "collapse"
-		. "\"" 
-		. "data-target="
-		. "\"" 
-		. "#myNavbar"
-		. "\"" 
-		. ">"
-		. "<span class="
-		. "\"" 
-		. "icon-bar"
-		. "\"" 
-		. "></span>"
-		. "<span class="
-		. "\"" 
-		. "icon-bar"
-		. "\"" 
-		. "></span>"
-		. "<span class="
-		. "\"" 
-		. "icon-bar"
-		. "\"" 
-		. "></span>"
-		. "</button>"
-        . "<a class="
-		. "\""
-		. "navbar-brand"
-		. "\""
-		. "href="
-		. "\""
-		. "./$value.html"
-		. "\""
-		. ">"
-		. $value
-		. "</a>"
-		. "<form "
-		. "class="
-		. "\"" 
-		. "form-group"
-		. "\"" 
-		. "action="
-		. "\"" 
-		. "../action.php"
-		. "\"" 
-		. "method="
-		. "\"" 
-		. "post"
-		. "\"" 
-		. ">"
-		. "<input "
-		. "type="
-		. "\"" 
-		. "text"
-		. "\"" 
-		. "class="
-		. "\"" 
-		. "form-control"
-		. "\"" 
-		. "id="
-		. "\"" 
-		. "secure-form-answer-Human"
-		. "\"" 
-		. "type="
-		. "\"" 
-		. "text"
-		. "\"" 
-		. "name="
-		. "\"" 
-		. "secure-form-answer"
-		. "\"" 
-		. "onkeypress="
-		. "\"" 
-		. "return event.charCode != 32"
-		. "\"" 
-		. "maxlength="
-		. "\"" 
-		. "40"
-		. "\"" 
-		. "autocomplete="
-		. "\"" 
-		. "true"
-		. "\"" 
-		. "autocorrect="
-		. "\"" 
-		. "off"
-		. "\""
-		. "autocapitalize="
-		. "\"" 
-		. "off"
-		. "\"" 
-		. "spellcheck="
-		. "\"" 
-		. "true"
-		. "\"" 
-		. "placeholder="
-		. "\"" 
-		. "what word defines this word"
-		. "\"" 
-		. ">"
-		. "<noscript><label"
-		. "for="
-		. "\"" 
-		. "secure-form-answer-Human"
-		. "\"" 
-		. ">"
-		. "Human"
-		. "</label></noscript></form></div></ul>"
-		. "<ul class="
-		. "\"" 
-		. "nav navbar-nav navbar-right"
-		. "\"" 
-		. ">"
-		. "<div class="
-		. "\"" 
-		. "collapse navbar-collapse"
-		. "\"" 
-		. " id="
-		. "\"" 
-		. "myNavbar"
-		. "\"" 
-		. ">"
-		. "<center>"
-		. "<button class="
-		. "\"" 
-		. "form-group"
-		. "\"" 
-		. ">"
-		. "</form>"
-		. "<a href="
-		. "\"" 
-		. "../index.html"
-		. "\"" 
-		. ">return to homepage</a>"
-		. "</button>"
-		. "<br><br><a href=" 
-		. "\"" 
-		. "../delete.php?action=delete&filename=./en/" 
-		. $value 
-		. ".html" 
-		. "\"" 
-		. ">delete this page</a>"
-		. "</center>" 
-      	. "\n"
-		. "\r\n");
-		$handle = fopen("./index.html", "a");
-		fwrite($handle,
-		  "<a href=" 
-		. "\"" 
-		. "./en/" 
-		. $value 
-		. ".html" 
-		. "\"" 
-		. "class=" 
-		. "\"" 
-		. "handle" 
-		. "\"" 
-		. "><button>" 
-		. $value 
-		. "</button>" 
-		. "</a>"
-		. "recent edits "
-		. "<a href="
-		. "\""
-		. "./en/"
-		. $value
-		. ".html"
-		. "\""
-		. ">"
-		. $value
-		. "</a></br>" 		
-		. "\r\n");
-
-// load the data and delete the line from the array 
-$lines = file('./index.html'); 
-$last = sizeof($lines) - 1 ; 
-unset($lines[$last]); 
-// write the new data to the file 
-file_put_contents('./index.html', $lines); 
-foreach($_POST as $variable => $value) {
-    $value = str_replace(' ', '_', $value);
-	fwrite($handle, 
-	  "\""
-	. $value 
-	. "\""
-    . ","
-    . "]};</script>");
-		echo "<meta name='viewport' content='width=device-width'>successfully created <a href='./en/$value.html'>$value</a>";
-	}
-}
-fclose($handle);
-?>
\ No newline at end of file