diff --git a/docs/js/widget.min.js b/docs/js/widget.min.js
index d121f87..c8d8dda 100644
--- a/docs/js/widget.min.js
+++ b/docs/js/widget.min.js
@@ -1 +1 @@
-(function($,undefined){var multiselectID=0;var linkDefaults={open:{class:"ui-multiselect-open",icon:'<span class="ui-icon ui-icon-triangle-1-s"></span',title:"Open"},close:{class:"ui-multiselect-close",icon:'<span class="ui-icon ui-icon-circle-close"></span>',title:"Close"},checkAll:{class:"ui-multiselect-all",icon:'<span class="ui-icon ui-icon-check"></span>',text:"Check all",title:"Check all"},uncheckAll:{class:"ui-multiselect-none",icon:'<span class="ui-icon ui-icon-closethick"></span>',text:"Uncheck all",title:"Uncheck all"},flipAll:{class:"ui-multiselect-flip",icon:'<span class="ui-icon ui-icon-arrowrefresh-1-w"></span>',text:"Flip all",title:"Flip all"},collapse:{icon:'<span class="ui-icon ui-icon-minusthick"></span>',title:"Collapse"},expand:{icon:'<span class="ui-icon ui-icon-plusthick"></span>',title:"Expand"},collapseAll:{class:"ui-multiselect-collapseall",icon:'<span class="ui-icon ui-icon-minus"></span>',text:"Collapse all",title:"Collapse all"},expandAll:{class:"ui-multiselect-expandall",icon:'<span class="ui-icon ui-icon-plus"></span>',text:"Expand all",title:"Expand all"}};function insertImage(option,span){var optionImageSrc=option.getAttribute("data-image-src");if(optionImageSrc){var img=document.createElement("img");img.setAttribute("src",optionImageSrc);span.insertBefore(img,span.firstChild)}}function determineFontSize(){if(window.getComputedStyle){return getComputedStyle(document.body).fontSize}return"16px"}function getjQueryFromElement(elem){if(!!elem.jquery){return elem}if(!!elem.nodeType){return $(elem)}return $(elem).eq(0)}function parse2px(dimText,$elem,isHeight){if(typeof dimText!=="string"){return{px:dimText,minimax:0}}var parts=dimText.match(/([<>])?=?\s*([.\d]+)\s*([eimnptx%]*)s?/i);var minimax=parts[1];var value=parseFloat(parts[2]);var unit=parts[3].toLowerCase();var pixels=-1;switch(unit){case"pt":case"in":case"cm":case"mm":pixels={pt:4/3,in:96,cm:96/2.54,mm:96/25.4}[unit]*value;break;case"em":pixels=parseFloat(determineFontSize())*value;break;case"%":if(!!$elem){if(typeof $elem==="string"||!$elem.jquery){$elem=$($elem)}pixels=(!!isHeight?$elem.parent().height():$elem.parent().width())*(value/100)}break;default:pixels=value}return{px:pixels,minimax:minimax==">"?-1:minimax=="<"?1:0}}$.widget("ech.multiselect",{options:{buttonWidth:225,menuWidth:null,menuHeight:200,resizableMenu:false,appendTo:null,position:{},zIndex:null,classes:"",header:["checkAll","uncheckAll"],linkInfo:null,noneSelectedText:"Select options",selectedText:"# of # selected",selectedList:0,selectedListSeparator:", ",maxSelected:null,openEffect:null,closeEffect:null,autoOpen:false,htmlText:[],wrapText:["button","header","options"],listbox:false,addInputNames:true,disableInputsOnToggle:true,groupsSelectable:true,groupsCollapsable:false,groupColumns:false},_getAppendEl:function(){var elem=this.options.appendTo;if(elem){elem=getjQueryFromElement(elem)}if(!elem||!elem[0]){elem=this.element.closest(".ui-front, dialog")}if(!elem.length){elem=$(document.body)}return elem},_buildButton:function(){var wrapText=this.options.wrapText||[];var $button=(this.$button=$(document.createElement("button"))).addClass("ui-multiselect ui-widget ui-state-default ui-corner-all"+(wrapText.indexOf("button")>-1?"":" ui-multiselect-nowrap")+(this.options.classes?" "+this.options.classes:"")).attr({type:"button",title:this.element[0].title,tabIndex:this.element[0].tabIndex,id:this.element[0].id?this.element[0].id+"_ms":null}).prop("aria-haspopup",true).html(this._linkHTML('<span class="{{class}}" title="{{title}}">{{icon}}</span>',"open"));this.$buttonlabel=$(document.createElement("span")).html(this.options.noneSelectedText||$element[0].placeholder).appendTo($button);return $button},_buildHeaderHtml:function(){if(!this.options.header){return""}if(typeof this.options.header==="string"){return"<li>"+this.options.header+"</li>"}var headerLinksHTML="";if(this.options.header.constructor==Array){for(var x=0;x<this.options.header.length;x++){var linkInfoKey=this.options.header[x];if(linkInfoKey&&linkInfoKey in this.linkInfo&&!(this.options.maxSelected&&linkInfoKey==="checkAll")&&["open","close","collapse","expand"].indexOf(linkInfoKey)===-1){headerLinksHTML+=this._linkHTML('<li><a class="{{class}}" title="{{title}}">{{icon}}<span>{{text}}</span></a></li>',linkInfoKey)}}}return headerLinksHTML},_create:function(){var $element=this.element;var options=this.options;var linkInfo=this.linkInfo=$.extend(true,{},linkDefaults,options.linkInfo||{});this._selectWidth=$element.outerWidth();$element.hide();options.htmlText=options.htmlText||[];var wrapText=options.wrapText=options.wrapText||[];this.speed=$.fx.speeds._default;this._isOpen=false;this._namespaceID=this.eventNamespace;this.multiselectID=multiselectID++;this.$headerLinkContainer=$(document.createElement("ul")).addClass("ui-helper-reset").html(this._buildHeaderHtml()+(!options.listbox?this._linkHTML('<li class="{{class}}"><a class="{{class}}" title="{{title}}">{{icon}}</a></li>',"close"):""));var $header=(this.$header=$(document.createElement("div"))).addClass("ui-multiselect-header ui-widget-header ui-corner-all ui-helper-clearfix").append(this.$headerLinkContainer);var $checkboxes=(this.$checkboxes=$(document.createElement("ul"))).addClass("ui-multiselect-checkboxes ui-helper-reset"+(wrapText.indexOf("options")>-1?"":" ui-multiselect-nowrap"));var $menu=(this.$menu=$(document.createElement("div"))).addClass("ui-multiselect-menu ui-widget ui-widget-content ui-corner-all"+($element[0].multiple?"":" ui-multiselect-single")+(!options.listbox?"":" ui-multiselect-listbox")+(this.options.classes?" "+this.options.classes:"")).append($header,$checkboxes);if(!options.listbox){var $button=this._buildButton();$button.insertAfter($element);var $appendEl=this._getAppendEl();$appendEl.append($menu);if(!options.zIndex&&!$appendEl.hasClass("ui-front")){var $uiFront=this.element.closest(".ui-front, dialog");options.zIndex=Math.max($uiFront&&parseInt($uiFront.css("z-index"),10)+1||0,$appendEl&&parseInt($appendEl.css("z-index"),10)+1||0)}if(options.zIndex){$menu.css("z-index",options.zIndex)}options.position=$.extend({my:"left top",at:"left bottom",of:$button},options.position||{})}else{$menu.insertAfter($element)}this._bindEvents();this.refresh(true)},_linkHTML:function(linkTemplate,linkID){var self=this;return linkTemplate.replace(/{{(.*?)}}/gi,function(m,p1){return self.linkInfo[linkID][p1]}).replace("<span></span>","")},_init:function(){var elSelect=this.element[0];if(this.options.header!==false){this.$headerLinkContainer.find(".ui-multiselect-all, .ui-multiselect-none, .ui-multiselect-flip").toggle(!!elSelect.multiple)}else{this.$header.hide()}if(this.options.autoOpen&&!this.options.listbox){this.open()}if(elSelect.disabled){this.disable()}},_makeOption:function(option){var elSelect=this.element.get(0);var id=elSelect.id||this.multiselectID;var inputID="ui-multiselect-"+this.multiselectID+"-"+(option.id||id+"-option-"+this.inputIdCounter++);var isMultiple=elSelect.multiple;var isDisabled=option.disabled;var isSelected=option.selected;var input=document.createElement("input");var inputAttribs={type:isMultiple?"checkbox":"radio",id:inputID,title:option.title||null,value:option.value,name:this.options.addInputNames?"multiselect_"+id:null,checked:isSelected?"checked":null,"aria-selected":isSelected?"true":null,disabled:isDisabled?"disabled":null,"aria-disabled":isDisabled?"true":null};for(var name in inputAttribs){if(inputAttribs[name]!==null){input.setAttribute(name,inputAttribs[name])}}var optionAttribs=option.attributes;var len=optionAttribs.length;for(var x=0;x<len;x++){var attribute=optionAttribs[x];if(/^data\-.+/.test(attribute.name)){input.setAttribute(attribute.name,attribute.value)}}var span=document.createElement("span");if(this.htmlAllowedFor("options")){span.innerHTML=option.innerHTML}else{span.textContent=option.textContent}insertImage(option,span);var label=document.createElement("label");label.setAttribute("for",inputID);if(option.title){label.setAttribute("title",option.title)}label.className+=(isDisabled?" ui-state-disabled":"")+(isSelected&&!isMultiple?" ui-state-active":"")+" ui-corner-all";label.appendChild(input);label.appendChild(span);var item=document.createElement("li");item.className=(isDisabled?"ui-multiselect-disabled ":"")+(option.className||"");item.appendChild(label);return item},_buildOptionList:function(){var self=this;var list=[];this.inputIdCounter=0;this.element.children().each(function(){var elem=this;if(elem.tagName.toUpperCase()==="OPTGROUP"){var options=[];$(elem).children().each(function(){options.push(self._makeOption(this))});var $collapseButton=!!self.options.groupsCollapsable?$(document.createElement("button")).attr({title:self.linkInfo.collapse.title}).addClass("ui-state-default ui-corner-all ui-multiselect-collapser").html(self.linkInfo.collapse.icon):null;var $optGroupLabel=$(document.createElement("a")).addClass("ui-multiselect-grouplabel"+(self.options.groupsSelectable?" ui-multiselect-selectable":"")).html(elem.getAttribute("label"));var $optionGroup=$(document.createElement("ul")).append(options);var $optGroupItem=$(document.createElement("li")).addClass("ui-multiselect-optgroup"+(self.options.groupColumns?" ui-multiselect-columns":"")+(elem.className?" "+elem.className:"")).append($collapseButton,$optGroupLabel,$optionGroup);list.push($optGroupItem)}else{list.push(self._makeOption(elem))}});this.$checkboxes.empty().append(list)},refresh:function(init){var $element=this.element;if(this.options.header!==false){this.$headerLinkContainer.find(".ui-multiselect-all, .ui-multiselect-none, .ui-multiselect-flip").toggle(!!$element[0].multiple)}this._buildOptionList();this._updateCache();if(!this.options.listbox){this._setButtonWidth();this.update(true)}else{if(!this._isOpen){this.$menu.show();this._isOpen=true}this._setMenuWidth();this._setMenuHeight()}if(!init){this._trigger("refresh")}},_updateCache:function(){this._savedButtonWidth=0;this._savedMenuWidth=0;this._savedMenuHeight=0;this.$header=this.$menu.children(".ui-multiselect-header");this.$checkboxes=this.$menu.children(".ui-multiselect-checkboxes");this.$labels=this.$menu.find("label");this.$inputs=this.$labels.children("input");if(this.element.is(':data("ech-multiselectfilter")')){this.element.data("ech-multiselectfilter").updateCache(true)}},resync:function(skipDisabled){var $inputs=this.$inputs;var $options=this.element.find("option");if($inputs.length===$options.length){var inputValues={};$inputs.not(!!skipDisabled?":disabled":"").each(function(){inputValues[this.value]=this});$options.not(!!skipDisabled?":disabled":"").each(function(){if(this.value in inputValues){inputValues[this.value].checked=this.selected}});this._trigger("resync");this.update()}else{this.refresh()}},update:function(isDefault){if(!!this.options.listbox){return}var options=this.options;var selectedList=options.selectedList;var selectedText=options.selectedText;var $inputs=this.$inputs;var inputCount=$inputs.length;var $checked=$inputs.filter(":checked");var numChecked=$checked.length;var value;if(numChecked){if(typeof selectedText==="function"){value=selectedText.call(this,numChecked,inputCount,$checked.get())}else if(/\d/.test(selectedList)&&selectedList>0&&numChecked<=selectedList){value=$checked.map(function(){return $(this).next().text().replace(/\n$/,"")}).get().join(options.selectedListSeparator)}else{value=selectedText.replace("#",numChecked).replace("#",inputCount)}}else{value=options.noneSelectedText}this._setButtonValue(value,isDefault);if(options.wrapText.indexOf("button")===-1){this._setButtonWidth(true)}if(this._isOpen&&this._savedButtonHeight!=this.$button.outerHeight(false)){this.position()}},_setButtonValue:function(value,isDefault){this.$buttonlabel[this.htmlAllowedFor("button")?"html":"text"](value);if(!!isDefault){this.$button[0].defaultValue=value}},_bindButtonEvents:function(){var self=this;var $button=this.$button;function buttonClickHandler(){self[self._isOpen?"close":"open"]();return false}$button.on({click:buttonClickHandler,keydown:$.proxy(self._handleButtonKeyboardNav,self),mouseenter:function(){if(!this.classList.contains("ui-state-disabled")){this.classList.add("ui-state-hover")}},mouseleave:function(){this.classList.remove("ui-state-hover")},focus:function(){if(!this.classList.contains("ui-state-disabled")){this.classList.add("ui-state-focus")}},blur:function(){this.classList.remove("ui-state-focus")}}).find("span").on("click.multiselect,click",buttonClickHandler)},_handleButtonKeyboardNav:function(e){if(!this._isOpen&&!this.element[0].multiple&&(e.which===38||e.which===40)){var $inputs=this.$inputs;var index=$inputs.index($inputs.filter(":checked"));if(e.which===38&&index){$inputs.eq(index-1).trigger("click")}else if(e.which===40&&index<$inputs.length-1){$inputs.eq(index+1).trigger("click")}return}switch(e.which){case 27:case 37:case 38:this.close();break;case 40:case 39:this.open();break}},_bindCheckboxEvents:function(){var self=this;self.$checkboxes.on("click.multiselect",".ui-multiselect-grouplabel",function(e){e.preventDefault();if(!self.options.groupsSelectable){return false}var $this=$(this);var $inputs=$this.next("ul").children(":not(.ui-multiselect-excluded)").find("input").not(":disabled");var nodes=$inputs.get();var label=this.textContent;if(self._trigger("beforeoptgrouptoggle",e,{inputs:nodes,label:label})===false){return}var maxSelected=self.options.maxSelected;if(maxSelected&&self.$inputs.filter(":checked").length+$inputs.length>maxSelected){return}self._toggleChecked($inputs.filter(":checked").length!==$inputs.length,$inputs);self._trigger("optgrouptoggle",e,{inputs:nodes,label:label,checked:nodes.length?nodes[0].checked:null})}).on("click.multiselect",".ui-multiselect-collapser",function(e){var $this=$(this),$parent=$this.parent(),optgroupLabel=$parent.find(".ui-multiselect-grouplabel").first().html(),linkInfo=self.linkInfo,collapsedClass="ui-multiselect-collapsed",isCollapsed=$parent.hasClass(collapsedClass);if(self._trigger("beforecollapsetoggle",e,{label:optgroupLabel,collapsed:isCollapsed})===false){return}$parent.toggleClass(collapsedClass);$this.attr("title",isCollapsed?linkInfo.collapse.title:linkInfo.expand.title).html(isCollapsed?linkInfo.collapse.icon:linkInfo.expand.icon);if(!self.options.listbox){self._setMenuHeight(true)}self._trigger("collapsetoggle",e,{label:optgroupLabel,collapsed:!isCollapsed})}).on("mouseenter.multiselect",".ui-multiselect-collapser",function(e){this.classList.add("ui-state-hover")}).on("mouseleave.multiselect",".ui-multiselect-collapser",function(e){this.classList.remove("ui-state-hover")}).on("mouseenter.multiselect","label",function(e,param){if(!this.classList.contains("ui-state-disabled")){var checkboxes=self.$checkboxes[0];var scrollLeft=checkboxes.scrollLeft;var scrollTop=checkboxes.scrollTop;var scrollX=window.pageXOffset;var scrollY=window.pageYOffset;self.$labels.removeClass("ui-state-hover");$(this).addClass("ui-state-hover").find("input").focus();if(!param||!param.allowScroll){checkboxes.scrollLeft=scrollLeft;checkboxes.scrollTop=scrollTop;window.scrollTo(scrollX,scrollY)}}}).on("keydown.multiselect","label",function(e){if(e.which===82){return}if(e.which>111&&e.which<124){return}e.preventDefault();switch(e.which){case 9:if(e.shiftKey){self.$menu.find(".ui-state-hover").removeClass("ui-state-hover");self.$header.find("li").last().find("a").focus()}else{self.close()}break;case 27:self.close();break;case 38:case 40:case 37:case 39:self._traverse(e.which,this);break;case 13:case 32:$(this).find("input")[0].click();break;case 65:if(e.altKey){self.checkAll()}break;case 70:if(e.altKey){self.flipAll()}break;case 85:if(e.altKey){self.uncheckAll()}break}}).on("click.multiselect","input",function(e){var input=this;var $input=$(input);var val=input.value;var checked=input.checked;var $element=self.element;var $tags=$element.find("option");var isMultiple=$element[0].multiple;var $allInputs=self.$inputs;var numChecked=$allInputs.filter(":checked").length;var options=self.options;var textFxn=self.htmlAllowedFor("options")?"html":"text";var optionText=$input.parent().find("span")[textFxn]();var maxSelected=options.maxSelected;if(input.disabled||self._trigger("click",e,{value:val,text:optionText,checked:checked})===false){e.preventDefault();return}if(maxSelected&&checked&&numChecked>maxSelected){if(self._trigger("maxselected",e,{labels:self.$labels,inputs:$allInputs})!==false){self.buttonMessage("<center><b>LIMIT OF "+(numChecked-1)+" REACHED!</b></center>")}input.checked=false;e.preventDefault();return false}input.focus();$input.prop("aria-selected",checked);$tags.each(function(){this.selected=this.value===val?checked:isMultiple&&this.selected});if(!isMultiple){self.$labels.removeClass("ui-state-active");$input.closest("label").toggleClass("ui-state-active",checked);self.close()}$element.trigger("change");setTimeout($.proxy(self.update,self),10)})},_bindHeaderEvents:function(){var self=this;self.$header.on("click.multiselect","a",function(e){var headerLinks={"ui-multiselect-close":"close","ui-multiselect-all":"checkAll","ui-multiselect-none":"uncheckAll","ui-multiselect-flip":"flipAll","ui-multiselect-collapseall":"collapseAll","ui-multiselect-expandall":"expandAll"};for(hdgClass in headerLinks){if(this.classList.contains(hdgClass)){self[headerLinks[hdgClass]]();e.preventDefault();return false}}}).on("keydown.multiselect","a",function(e){switch(e.which){case 27:self.close();break;case 9:var $target=$(e.target);if(e.shiftKey&&!$target.parent().prev().length&&!self.$header.find(".ui-multiselect-filter").length||!$target.parent().next().length&&!self.$labels.length&&!e.shiftKey){self.close();e.preventDefault()}break}})},_setResizable:function(){if(!this.options.resizableMenu||!("resizable"in $.ui)){return}this.$menu.show();this.$menu.resizable({containment:"parent",handles:"s",helper:"ui-multiselect-resize",stop:function(e,ui){ui.size.width=ui.originalSize.width;$(this).outerWidth(ui.originalSize.width);if(this._trigger("resize",e,ui)!==false){this.options.menuHeight=ui.size.height}this._setMenuHeight(true)}});this.$menu.hide()},_bindEvents:function(){if(!this.options.listbox){this._bindButtonEvents()}this._bindHeaderEvents();this._bindCheckboxEvents();this._setResizable();this.document.on("mousedown"+this._namespaceID+" wheel"+this._namespaceID+" mousewheel"+this._namespaceID,function(event){var target=event.target;if(this._isOpen&&(!!this.$button?target!==this.$button[0]&&!$.contains(this.$button[0],target):true)&&target!==this.$menu[0]&&!$.contains(this.$menu[0],target)){this.close()}}.bind(this));$(this.element[0].form).on("reset"+this._namespaceID,function(){setTimeout(this.refresh.bind(this),10)}.bind(this))},_setButtonWidth:function(recalc){if(this._savedButtonWidth&&!recalc){return}var width=this._selectWidth||this._getBCRWidth(this.element);var buttonWidth=this.options.buttonWidth||"";if(/\d/.test(buttonWidth)){var parsed=parse2px(buttonWidth,this.element);var pixels=parsed.px;var minimax=parsed.minimax;width=minimax<0?Math.max(width,pixels):minimax>0?Math.min(width,pixels):pixels}else{buttonWidth=buttonWidth.toLowerCase()}if(buttonWidth!=="auto"){this.$button.outerWidth(width)}this._savedButtonWidth=width},_setMenuWidth:function(recalc){if(this._savedMenuWidth&&!recalc){return}var width=!!this.options.listbox?this._selectWidth:this._savedButtonWidth||this._getBCRWidth(this.$button);var menuWidth=this.options.menuWidth||"";if(/\d/.test(menuWidth)){var parsed=parse2px(menuWidth,this.element);var pixels=parsed.px;var minimax=parsed.minimax;width=minimax<0?Math.max(width,pixels):minimax>0?Math.min(width,pixels):pixels}else{menuWidth=menuWidth.toLowerCase()}if(menuWidth!=="auto"){this.$menu.outerWidth(width);this._savedMenuWidth=width;return}this.$menu.addClass("ui-multiselect-measure");var headerWidth=this.$header.outerWidth(true)+this._jqWidthFix(this.$header);var cbWidth=this.$checkboxes.outerWidth(true)+this._jqWidthFix(this.$checkboxes);this.$menu.removeClass("ui-multiselect-measure");var contentWidth=Math.max(this.options.wrapText.indexOf("header")>-1?0:headerWidth,cbWidth);this.$menu.width(contentWidth);this._savedMenuWidth=this.$menu.outerWidth(false)},_setMenuHeight:function(recalc){var self=this;if(self._savedMenuHeight&&!recalc){return}var maxHeight=$(window).height();var optionHeight=self.options.menuHeight||"";var useSelectSize=false;var elSelectSize=4;if(/\d/.test(optionHeight)){var $header=self.$header.filter(":visible");var headerHeight=$header.outerHeight(true);var menuBorderPaddingHt=this.$menu.outerHeight(false)-this.$menu.height();var cbBorderPaddingHt=this.$checkboxes.outerHeight(false)-this.$checkboxes.height();optionHeight=parse2px(optionHeight,self.element,true).px;maxHeight=Math.min(optionHeight,maxHeight)-headerHeight-menuBorderPaddingHt-cbBorderPaddingHt}else if(optionHeight.toLowerCase()==="size"){useSelectSize=true;elSelectSize=self.element[0].size||elSelectSize}var overflowSetting="hidden";var itemCount=0;var hoverAdjust=4;var ulHeight=hoverAdjust;var ulTop=-1;self.$checkboxes.find("li:not(.ui-multiselect-optgroup),a").filter(":visible").each(function(){if(ulTop<0){ulTop=this.offsetTop}ulHeight=this.offsetTop+this.offsetHeight-ulTop+hoverAdjust;if(useSelectSize&&++itemCount>=elSelectSize||ulHeight>maxHeight){overflowSetting="auto";if(!useSelectSize){ulHeight=maxHeight}return false}});self.$checkboxes.css("overflow",overflowSetting).height(ulHeight);self._savedMenuHeight=this.$menu.outerHeight(false)},_getBCRWidth:function(elem){if(!elem||!!elem.jquery&&!elem[0]){return null}var domRect=!!elem.jquery?elem[0].getBoundingClientRect():elem.getBoundingClientRect();return domRect.right-domRect.left},_jqWidthFix:function(elem){if(!elem||!!elem.jquery&&!elem[0]){return null}return!!elem.jquery?this._getBCRWidth(elem[0])-elem.outerWidth(false):this._getBCRWidth(elem)-$(elem).outerWidth(false)},_traverse:function(which,start){var $start=$(start);var moveToLast=which===38||which===37;var $next=$start.parent()[moveToLast?"prevAll":"nextAll"]("li:not(:disabled, .ui-multiselect-optgroup):visible").first();if(!$next.length){$next=$start.parents(".ui-multiselect-optgroup")[moveToLast?"prev":"next"]()}if(!$next.length){var $container=this.$checkboxes;$container.find("label").filter(":visible")[moveToLast?"last":"first"]().trigger("mouseover",{allowScroll:true});$container.scrollTop(moveToLast?$container.height():0)}else{$next.find("label").filter(":visible")[moveToLast?"last":"first"]().trigger("mouseover",{allowScroll:true})}},_toggleState:function(prop,flag){return function(){var state=flag==="!"?!this[prop]:flag;if(!this.disabled){this[prop]=state}if(state){this.setAttribute("aria-"+prop,true)}else{this.removeAttribute("aria-"+prop)}}},_toggleChecked:function(flag,group,filteredInputs){var self=this;var $element=self.element;var $inputs=group&&group.length?group:self.$inputs;if(filteredInputs){$inputs=self._isOpen?$inputs.closest("li").not(".ui-multiselect-excluded").find("input").not(":disabled"):$inputs.not(":disabled")}$inputs.each(self._toggleState("checked",flag));$inputs.eq(0).focus();self.update();var inputValues={};$inputs.each(function(){inputValues[this.value]=true});$element.find("option").each(function(){if(!this.disabled&&inputValues[this.value]){self._toggleState("selected",flag).call(this)}});if($inputs.length){$element.trigger("change")}},_toggleDisabled:function(flag,groupID){var disabledClass="ui-state-disabled";if(this.$button){this.$button.prop({disabled:flag,"aria-disabled":flag})[flag?"addClass":"removeClass"](disabledClass)}if(this.options.disableInputsOnToggle){var $inputs=typeof groupID==="undefined"?this.$inputs:this._multiselectOptgroupFilter(groupID).find("input"),msDisabledClass="ui-multiselect-disabled";if(flag){var matchedInputs=$inputs.filter(":enabled").get();for(var x=0,len=matchedInputs.length;x<len;x++){matchedInputs[x].setAttribute("disabled","disabled");matchedInputs[x].setAttribute("aria-disabled","disabled");matchedInputs[x].classList.add(msDisabledClass);matchedInputs[x].parentNode.classList.add(disabledClass)}}else{var matchedInputs=$inputs.filter("."+msDisabledClass+":disabled").get();for(var x=0,len=matchedInputs.length;x<len;x++){matchedInputs[x].removeAttribute("disabled");matchedInputs[x].removeAttribute("aria-disabled");matchedInputs[x].classList.remove(msDisabledClass);matchedInputs[x].parentNode.classList.remove(disabledClass)}}}var $select=typeof groupID==="undefined"?this.element:this._nativeOptgroupFilter(groupID).find("option");$select.prop({disabled:flag,"aria-disabled":flag})},open:function(){var $button=this.$button;if(this._trigger("beforeopen")===false||$button.hasClass("ui-state-disabled")||this._isOpen||!!this.options.listbox){return}var $menu=this.$menu;var $header=this.$header;var $labels=this.$labels;var $inputs=this.$inputs.filter(":checked:not(.ui-state-disabled)");var options=this.options;var effect=options.openEffect;var scrollX=window.pageXOffset;var scrollY=window.pageYOffset;this.$checkboxes.scrollTop(0);$menu.css("display","block");this._setMenuWidth();this._setMenuHeight();this.position();if(!!effect){$menu.css("display","none");if(typeof effect=="string"){$menu.show(effect,this.speed)}else if(typeof effect=="object"&&effect.constructor==Array){$menu.show(effect[0],effect[1]||this.speed)}else if(typeof effect=="object"&&effect.constructor==Object){$menu.show(effect)}}var filter=$header.find(".ui-multiselect-filter");if(filter.length){filter.first().find("input").trigger("focus")}else if($inputs.length){$inputs.eq(0).trigger("focus").parent("label").eq(0).trigger("mouseover").trigger("mouseenter")}else if($labels.length){$labels.filter(":not(.ui-state-disabled)").eq(0).trigger("mouseover").trigger("mouseenter").find("input").trigger("focus")}else{$header.find("a").first().trigger("focus")}window.scrollTo(scrollX,scrollY);$button.addClass("ui-state-active");this._isOpen=true;this._trigger("open")},close:function(){if(this._trigger("beforeclose")===false||!!this.options.listbox){return}var $menu=this.$menu;var options=this.options;var effect=options.closeEffect;var $button=this.$button;if(!!effect){if(typeof effect=="string"){$menu.hide(effect,this.speed)}else if(typeof effect=="object"&&effect.constructor==Array){$menu.hide(effect[0],effect[1]||this.speed)}else if(typeof effect=="object"&&effect.constructor==Object){$menu.hide(effect)}}else{$menu.css("display","none")}$button.removeClass("ui-state-active").trigger("blur").trigger("mouseleave");this.element.trigger("blur");this._isOpen=false;this._trigger("close");$button.trigger("focus")},position:function(){var $button=this.$button;this._savedButtonHeight=$button.outerHeight(false);if($.ui&&$.ui.position){this.$menu.position(this.options.position)}else{var pos={};pos.top=$button.offset().top+this._savedButtonHeight;pos.left=$button.offset().left;this.$menu.offset(pos)}},enable:function(groupID){this._toggleDisabled(false,groupID)},disable:function(groupID){this._toggleDisabled(true,groupID)},checkAll:function(groupID){this._trigger("beforeCheckAll");if(this.options.maxSelected){return}if(typeof groupID==="undefined"){this._toggleChecked(true)}else{this._toggleChecked(true,this._multiselectOptgroupFilter(groupID).find("input"))}this._trigger("checkAll")},uncheckAll:function(groupID){this._trigger("beforeUncheckAll");if(typeof groupID==="undefined"){this._toggleChecked(false)}else{this._toggleChecked(false,this._multiselectOptgroupFilter(groupID).find("input"))}if(!this.element[0].multiple&&!this.$inputs.filter(":checked").length){this.element[0].selectedIndex=-1}this._trigger("uncheckAll")},flipAll:function(groupID){this._trigger("beforeFlipAll");var gotID=typeof groupID!=="undefined";var maxSelected=this.options.maxSelected;var inputCount=this.$inputs.length;var checkedCount=this.$inputs.filter(":checked").length;var $filteredOptgroupInputs=gotID?this._multiselectOptgroupFilter(groupID).find("input"):null;var gInputCount=gotID?$filteredOptgroupInputs.length:0;var gCheckedCount=gotID?$filteredOptgroupInputs.filter(":checked").length:0;if(!maxSelected||maxSelected>=(gotID?checkedCount-gCheckedCount+gInputCount-gCheckedCount:inputCount-checkedCount)){if(gotID){this._toggleChecked("!",$filteredOptgroupInputs)}else{this._toggleChecked("!")}this._trigger("flipAll")}else{this.buttonMessage("<center><b>Flip All Not Permitted.</b></center>")}},collapseAll:function(groupID){this._trigger("beforeCollapseAll");var $optgroups=typeof groupID==="undefined"?this.$checkboxes.find(".ui-multiselect-optgroup"):this._multiselectOptgroupFilter(groupID);$optgroups.addClass("ui-multiselect-collapsed").children(".ui-multiselect-collapser").attr("title",this.linkInfo.expand.title).html(this.linkInfo.expand.icon);this._trigger("collapseAll")},expandAll:function(groupID){this._trigger("beforeExpandAll");var $optgroups=typeof groupID==="undefined"?this.$checkboxes.find(".ui-multiselect-optgroup"):this._multiselectOptgroupFilter(groupID);$optgroups.removeClass("ui-multiselect-collapsed").children(".ui-multiselect-collapser").attr("title",this.linkInfo.collapse.title).html(this.linkInfo.collapse.icon);this._trigger("expandAll")},buttonMessage:function(message){var self=this;self.$buttonlabel.html(message);setTimeout(function(){self.update()},1e3)},getChecked:function(){return this.$menu.find("input:checked")},getUnchecked:function(){return this.$menu.find("input:not(:checked)")},destroy:function(){$.Widget.prototype.destroy.call(this);this.document.off(this._namespaceID);$(this.element[0].form).off(this._namespaceID);if(!this.options.listbox){this.$button.remove()}this.$menu.remove();this.element.show();return this},isOpen:function(){return this._isOpen},widget:function(){return this.$menu},getNamespaceID:function(){return this._namespaceID},getButton:function(){return this.$button},getMenu:function(){return this.$menu},getLabels:function(){return this.$labels},getCollapsed:function(){return this.$checkboxes.find(".ui-multiselect-collapsed")},value:function(newValue){if(typeof newValue!=="undefined"){this.element.val(newValue);this.resync();return this.element}else{return this.element.val()}},htmlAllowedFor:function(element){return this.options.htmlText.indexOf(element)>-1},addOption:function(attributes,text,groupID){var self=this;var textFxn=self.htmlAllowedFor("options")?"html":"text";var $option=$(document.createElement("option")).attr(attributes)[textFxn](text);var optionNode=$option.get(0);if(typeof groupID==="undefined"){self.element.append($option);self.$checkboxes.append(self._makeOption(optionNode))}else{self._nativeOptgroupFilter(groupID).append($option);self._multiselectOptgroupFilter(groupID).append(self._makeOption(optionNode))}self._updateCache()},_nativeOptgroupFilter:function(groupID){return this.element.children("OPTGROUP").filter(function(index){return typeof groupID==="number"?index===groupID:this.getAttribute("label")===groupID})},_multiselectOptgroupFilter:function(groupID){return this.$menu.find(".ui-multiselect-optgroup").filter(function(index){return typeof groupID==="number"?index===groupID:this.getElementsByClassName("ui-multiselect-grouplabel")[0].textContent===groupID})},removeOption:function(value){if(!value){return}this.element.find("option[value="+value+"]").remove();this.$labels.find("input[value="+value+"]").parents("li").remove();this._updateCache()},_setOption:function(key,value){var $header=this.$header,$menu=this.$menu;switch(key){case"header":if(typeof value==="boolean"){$header.toggle(value)}else if(typeof value==="string"){this.$headerLinkContainer.children("li:not(:last-child)").remove();this.$headerLinkContainer.prepend("<li>"+value+"</li>")}break;case"checkAllText":case"uncheckAllText":case"flipAllText":case"collapseAllText":case"expandAllText":if(key!=="checkAllText"||!this.options.maxSelected){$header.find("a."+this.linkInfo[key.replace("Text","")].class+" span").eq(-1).html(value)}break;case"checkAllIcon":case"uncheckAllIcon":case"flipAllIcon":case"collapseAllIcon":case"expandAllIcon":if(key!=="checkAllIcon"||!this.options.maxSelected){$header.find("a."+this.linkInfo[key.replace("Icon","")].class+" span").eq(0).replaceWith(value)}break;case"openIcon":$menu.find("span.ui-multiselect-open").html(value);break;case"closeIcon":$menu.find("a.ui-multiselect-close").html(value);break;case"buttonWidth":case"menuWidth":this.options[key]=value;this._setButtonWidth(true);this._setMenuWidth(true);break;case"menuHeight":this.options[key]=value;this._setMenuHeight(true);break;case"selectedText":case"selectedList":case"maxSelected":case"noneSelectedText":case"selectedListSeparator":this.options[key]=value;this.update(true);break;case"classes":$menu.add(this.$button).removeClass(this.options.classes).addClass(value);break;case"multiple":var $element=this.element;if(!!$element[0].multiple!==value){$menu.toggleClass("ui-multiselect-multiple",value).toggleClass("ui-multiselect-single",!value);$element[0].multiple=value;this.uncheckAll();this.refresh()}break;case"position":if(value!==null&&!$.isEmptyObject(value)){this.options.position=value}this.position();break;case"zIndex":this.options.zIndex=value;this.$menu.css("z-index",value);break;default:this.options[key]=value}$.Widget.prototype._setOption.apply(this,arguments)}});if($.ui&&"dialog"in $.ui){$.widget("ui.dialog",$.ui.dialog,{_allowInteraction:function(event){if(this._super(event)||$(event.target).closest(".ui-multiselect-menu").length){return true}}})}})(jQuery);(function($){var rEscape=/[\-\[\]{}()*+?.,\\\^$|#\s]/g;var filterRules={contains:"{{term}}",beginsWith:"^{{term}}",endsWith:"{{term}}$",exactMatch:"^{{term}}$",containsNumber:"d",isNumeric:"^d+$",isNonNumeric:"^D+$"};var headerSelector=".ui-multiselect-header";var hasFilterClass="ui-multiselect-hasfilter";var filterClass="ui-multiselect-filter";var optgroupClass="ui-multiselect-optgroup";var groupLabelClass="ui-multiselect-grouplabel";var hiddenClass="ui-multiselect-excluded";function debounce(func,wait,immediate){var timeout;return function(){var context=this,args=arguments;var later=function(){timeout=null;if(!immediate){func.apply(context,args)}};var callNow=immediate&&!timeout;clearTimeout(timeout);timeout=setTimeout(later,wait);if(callNow){func.apply(context,args)}}}$.widget("ech.multiselectfilter",{options:{label:"Filter:",placeholder:"Enter keywords",filterRule:"contains",searchGroups:false,autoReset:false,width:null,debounceMS:250},_create:function(){var opts=this.options;var $element=this.element;this.instance=$element.data("ech-multiselect");this.$header=this.instance.$menu.find(headerSelector).addClass(hasFilterClass);this.$input=$(document.createElement("input")).attr({placeholder:opts.placeholder,type:"search"}).css({width:typeof opts.width==="string"?this.instance._parse2px(opts.width,this.$header).px+"px":/\d/.test(opts.width)?opts.width+"px":null});this._bindInputEvents();if(this.options.autoReset){$element.on("multiselectbeforeclose",$.proxy(this._reset,this))}var $label=$(document.createElement("label")).text(opts.label).append(this.$input);this.$wrapper=$(document.createElement("div")).addClass(filterClass).append($label).prependTo(this.$header);if(!!this.instance._isOpen){this.instance._setMenuHeight(true)}this.updateCache();var instance=this.instance;var filter=this.$input[0];instance._oldToggleChecked=instance._toggleChecked;instance._toggleChecked=function(flag,group){instance._oldToggleChecked(flag,group,!!filter.value)}},_bindInputEvents:function(){this.$input.on({keydown:function(e){if(e.which===13)e.preventDefault();else if(e.which===27){$element.multiselect("close");e.preventDefault()}else if(e.which===9&&e.shiftKey){$element.multiselect("close");e.preventDefault()}else if(e.altKey){switch(e.which){case 82:e.preventDefault();$(this).val("").trigger("input","");break;case 65:$element.multiselect("checkAll");break;case 85:$element.multiselect("uncheckAll");break;case 70:$element.multiselect("flipAll");break;case 76:$element.multiselect("instance").$labels.first().trigger("mouseenter");break}}},input:$.proxy(debounce(this._handler,this.options.debounceMS),this),search:$.proxy(this._handler,this)})},_handler:function(e){var term=this.$input[0].value.toLowerCase().replace(/^\s+|\s+$/g,"");var filterRule=this.options.filterRule||"contains";var regex=new RegExp((filterRules[filterRule]||filterRule).replace("{{term}}",term.replace(rEscape,"\\$&")),"i");var searchGroups=!!this.options.searchGroups;var $checkboxes=this.instance.$checkboxes;var cache=this.cache;this.$rows.toggleClass(hiddenClass,!!term);var filteredInputs=$checkboxes.children().map(function(x){var elem=this;var $groupItems=$(elem);var groupShown=false;if(elem.classList.contains(optgroupClass)){var $groupItems=$groupItems.find("li");if(searchGroups&&regex.test(cache[x])){elem.classList.remove(hiddenClass);$groupItems.removeClass(hiddenClass);return $groupItems.find("input").get()}}return $groupItems.map(function(y){if(regex.test(cache[x+"."+y])){if(!groupShown){elem.classList.remove(hiddenClass);groupShown=true}this.classList.remove(hiddenClass);return this.getElementsByTagName("input")[0]}return null})});if(term){this._trigger("filter",e,filteredInputs)}if(!this.instance.options.listbox&&this.instance._isOpen){this.instance._setMenuHeight(true);this.instance.position()}return},_reset:function(){this.$input.val("");var event=document.createEvent("Event");event.initEvent("reset",true,true);this.$input.get(0).dispatchEvent(event);this._handler(event)},updateCache:function(alsoRefresh){var cache={};this.instance.$checkboxes.children().each(function(x){var $element=$(this);if(this.classList.contains(optgroupClass)){cache[x]=this.getElementsByClassName(groupLabelClass)[0].textContent;$element=$element.find("li")}$element.each(function(y){cache[x+"."+y]=this.textContent})});this.cache=cache;this.$rows=this.instance.$checkboxes.find("li");if(!!alsoRefresh){this._handler()}},widget:function(){return this.$wrapper},destroy:function(){$.Widget.prototype.destroy.call(this);this.$input.val("").trigger("keyup").off("keydown input search");this.instance.$menu.find(headerSelector).removeClass(hasFilterClass);this.$wrapper.remove()}})})(jQuery);
+(function($,undefined){var multiselectID=0;var linkDefaults={open:{class:"ui-multiselect-open",icon:'<span class="ui-icon ui-icon-triangle-1-s"></span',title:"Open"},close:{class:"ui-multiselect-close",icon:'<span class="ui-icon ui-icon-circle-close"></span>',title:"Close"},checkAll:{class:"ui-multiselect-all",icon:'<span class="ui-icon ui-icon-check"></span>',text:"Check all",title:"Check all"},uncheckAll:{class:"ui-multiselect-none",icon:'<span class="ui-icon ui-icon-closethick"></span>',text:"Uncheck all",title:"Uncheck all"},flipAll:{class:"ui-multiselect-flip",icon:'<span class="ui-icon ui-icon-arrowrefresh-1-w"></span>',text:"Flip all",title:"Flip all"},collapse:{icon:'<span class="ui-icon ui-icon-minusthick"></span>',title:"Collapse"},expand:{icon:'<span class="ui-icon ui-icon-plusthick"></span>',title:"Expand"},collapseAll:{class:"ui-multiselect-collapseall",icon:'<span class="ui-icon ui-icon-minus"></span>',text:"Collapse all",title:"Collapse all"},expandAll:{class:"ui-multiselect-expandall",icon:'<span class="ui-icon ui-icon-plus"></span>',text:"Expand all",title:"Expand all"}};function insertImage(option,span){var optionImageSrc=option.getAttribute("data-image-src");if(optionImageSrc){var img=document.createElement("img");img.setAttribute("src",optionImageSrc);span.insertBefore(img,span.firstChild)}}function determineFontSize(){if(window.getComputedStyle){return getComputedStyle(document.body).fontSize}return"16px"}function getjQueryFromElement(elem){if(!!elem.jquery){return elem}if(!!elem.nodeType){return $(elem)}return $(elem).eq(0)}function parse2px(dimText,$elem,isHeight){if(typeof dimText!=="string"){return{px:dimText,minimax:0}}var parts=dimText.match(/([<>])?=?\s*([.\d]+)\s*([eimnptx%]*)s?/i);var minimax=parts[1];var value=parseFloat(parts[2]);var unit=parts[3].toLowerCase();var pixels=-1;switch(unit){case"pt":case"in":case"cm":case"mm":pixels={pt:4/3,in:96,cm:96/2.54,mm:96/25.4}[unit]*value;break;case"em":pixels=parseFloat(determineFontSize())*value;break;case"%":if(!!$elem){if(typeof $elem==="string"||!$elem.jquery){$elem=$($elem)}pixels=(!!isHeight?$elem.parent().height():$elem.parent().width())*(value/100)}break;default:pixels=value}return{px:pixels,minimax:minimax==">"?-1:minimax=="<"?1:0}}$.widget("ech.multiselect",{options:{buttonWidth:225,menuWidth:null,menuHeight:200,resizableMenu:false,appendTo:null,position:{},zIndex:null,classes:"",header:["checkAll","uncheckAll"],linkInfo:null,noneSelectedText:"Select options",selectedText:"# of # selected",selectedList:0,selectedListSeparator:", ",maxSelected:null,openEffect:null,closeEffect:null,autoOpen:false,htmlText:[],wrapText:["button","header","options"],listbox:false,addInputNames:true,disableInputsOnToggle:true,groupsSelectable:true,groupsCollapsable:false,groupColumns:false},_getAppendEl:function(){var elem=this.options.appendTo;if(elem){elem=getjQueryFromElement(elem)}if(!elem||!elem[0]){elem=this.element.closest(".ui-front, dialog")}if(!elem.length){elem=$(document.body)}return elem},_buildButton:function(){var wrapText=this.options.wrapText||[];var $button=(this.$button=$(document.createElement("button"))).addClass("ui-multiselect ui-widget ui-state-default ui-corner-all"+(wrapText.indexOf("button")>-1?"":" ui-multiselect-nowrap")+(this.options.classes?" "+this.options.classes:"")).attr({type:"button",title:this.element[0].title,tabIndex:this.element[0].tabIndex,id:this.element[0].id?this.element[0].id+"_ms":null}).prop("aria-haspopup",true).html(this._linkHTML('<span class="{{class}}" title="{{title}}">{{icon}}</span>',"open"));this.$buttonlabel=$(document.createElement("span")).html(this.options.noneSelectedText||$element[0].placeholder).appendTo($button);return $button},_buildHeaderHtml:function(){if(!this.options.header){return""}if(typeof this.options.header==="string"){return"<li>"+this.options.header+"</li>"}var headerLinksHTML="";if(this.options.header.constructor==Array){for(var x=0;x<this.options.header.length;x++){var linkInfoKey=this.options.header[x];if(linkInfoKey&&linkInfoKey in this.linkInfo&&!(this.options.maxSelected&&linkInfoKey==="checkAll")&&["open","close","collapse","expand"].indexOf(linkInfoKey)===-1){headerLinksHTML+=this._linkHTML('<li><a class="{{class}}" title="{{title}}">{{icon}}<span>{{text}}</span></a></li>',linkInfoKey)}}}return headerLinksHTML},_create:function(){var $element=this.element;var options=this.options;var linkInfo=this.linkInfo=$.extend(true,{},linkDefaults,options.linkInfo||{});this._selectWidth=$element.outerWidth();$element.hide();options.htmlText=options.htmlText||[];var wrapText=options.wrapText=options.wrapText||[];this.speed=$.fx.speeds._default;this._isOpen=false;this._namespaceID=this.eventNamespace;this.multiselectID=multiselectID++;this.$headerLinkContainer=$(document.createElement("ul")).addClass("ui-helper-reset").html(this._buildHeaderHtml()+(!options.listbox?this._linkHTML('<li class="{{class}}"><a class="{{class}}" title="{{title}}">{{icon}}</a></li>',"close"):""));var $header=(this.$header=$(document.createElement("div"))).addClass("ui-multiselect-header ui-widget-header ui-corner-all ui-helper-clearfix").append(this.$headerLinkContainer);var $checkboxes=(this.$checkboxes=$(document.createElement("ul"))).addClass("ui-multiselect-checkboxes ui-helper-reset"+(wrapText.indexOf("options")>-1?"":" ui-multiselect-nowrap"));var $menu=(this.$menu=$(document.createElement("div"))).addClass("ui-multiselect-menu ui-widget ui-widget-content ui-corner-all"+($element[0].multiple?"":" ui-multiselect-single")+(!options.listbox?"":" ui-multiselect-listbox")+(this.options.classes?" "+this.options.classes:"")).append($header,$checkboxes);if(!options.listbox){var $button=this._buildButton();$button.insertAfter($element);var $appendEl=this._getAppendEl();$appendEl.append($menu);if(!options.zIndex&&!$appendEl.hasClass("ui-front")){var $uiFront=this.element.closest(".ui-front, dialog");options.zIndex=Math.max($uiFront&&parseInt($uiFront.css("z-index"),10)+1||0,$appendEl&&parseInt($appendEl.css("z-index"),10)+1||0)}if(options.zIndex){$menu.css("z-index",options.zIndex)}options.position=$.extend({my:"left top",at:"left bottom",of:$button},options.position||{})}else{$menu.insertAfter($element)}this._bindEvents();this.refresh(true)},_linkHTML:function(linkTemplate,linkID){var self=this;return linkTemplate.replace(/{{(.*?)}}/gi,function(m,p1){return self.linkInfo[linkID][p1]}).replace("<span></span>","")},_init:function(){var elSelect=this.element[0];if(this.options.header!==false){this.$headerLinkContainer.find(".ui-multiselect-all, .ui-multiselect-none, .ui-multiselect-flip").toggle(!!elSelect.multiple)}else{this.$header.hide()}if(this.options.autoOpen&&!this.options.listbox){this.open()}if(elSelect.disabled){this.disable()}},_makeOption:function(option){var elSelect=this.element.get(0);var id=elSelect.id||this.multiselectID;var inputID="ui-multiselect-"+this.multiselectID+"-"+(option.id||id+"-option-"+this.inputIdCounter++);var isMultiple=elSelect.multiple;var isDisabled=option.disabled;var isSelected=option.selected;var input=document.createElement("input");var inputAttribs={type:isMultiple?"checkbox":"radio",id:inputID,title:option.title||null,value:option.value,name:this.options.addInputNames?"multiselect_"+id:null,checked:isSelected?"checked":null,"aria-selected":isSelected?"true":null,disabled:isDisabled?"disabled":null,"aria-disabled":isDisabled?"true":null};for(var name in inputAttribs){if(inputAttribs[name]!==null){input.setAttribute(name,inputAttribs[name])}}var optionAttribs=option.attributes;var len=optionAttribs.length;for(var x=0;x<len;x++){var attribute=optionAttribs[x];if(/^data\-.+/.test(attribute.name)){input.setAttribute(attribute.name,attribute.value)}}var span=document.createElement("span");if(this.htmlAllowedFor("options")){span.innerHTML=option.innerHTML}else{span.textContent=option.textContent}insertImage(option,span);var label=document.createElement("label");label.setAttribute("for",inputID);if(option.title){label.setAttribute("title",option.title)}label.className+=(isDisabled?" ui-state-disabled":"")+(isSelected&&!isMultiple?" ui-state-active":"")+" ui-corner-all";label.appendChild(input);label.appendChild(span);var item=document.createElement("li");item.className=(isDisabled?"ui-multiselect-disabled ":"")+(option.className||"");item.appendChild(label);return item},_buildOptionList:function(){var self=this;var list=[];this.inputIdCounter=0;this.element.children().each(function(){var elem=this;if(elem.tagName.toUpperCase()==="OPTGROUP"){var options=[];$(elem).children().each(function(){options.push(self._makeOption(this))});var $collapseButton=!!self.options.groupsCollapsable?$(document.createElement("button")).attr({title:self.linkInfo.collapse.title}).addClass("ui-state-default ui-corner-all ui-multiselect-collapser").html(self.linkInfo.collapse.icon):null;var $optGroupLabel=$(document.createElement("a")).addClass("ui-multiselect-grouplabel"+(self.options.groupsSelectable?" ui-multiselect-selectable":"")).html(elem.getAttribute("label"));var $optionGroup=$(document.createElement("ul")).append(options);var $optGroupItem=$(document.createElement("li")).addClass("ui-multiselect-optgroup"+(self.options.groupColumns?" ui-multiselect-columns":"")+(elem.className?" "+elem.className:"")).append($collapseButton,$optGroupLabel,$optionGroup);list.push($optGroupItem)}else{list.push(self._makeOption(elem))}});this.$checkboxes.empty().append(list)},refresh:function(init){var $element=this.element;if(this.options.header!==false){this.$headerLinkContainer.find(".ui-multiselect-all, .ui-multiselect-none, .ui-multiselect-flip").toggle(!!$element[0].multiple)}this._buildOptionList();this._updateCache();if(!this.options.listbox){this._setButtonWidth();this.update(true)}else{if(!this._isOpen){this.$menu.show();this._isOpen=true}this._setMenuWidth();this._setMenuHeight()}if(!init){this._trigger("refresh")}},_updateCache:function(){this._savedButtonWidth=0;this._savedMenuWidth=0;this._savedMenuHeight=0;this.$header=this.$menu.children(".ui-multiselect-header");this.$checkboxes=this.$menu.children(".ui-multiselect-checkboxes");this.$labels=this.$menu.find("label:not(.ui-multiselect-filter-label)");this.$inputs=this.$labels.children("input");if(this.element.is(':data("ech-multiselectfilter")')){this.element.data("ech-multiselectfilter").updateCache(true)}},resync:function(skipDisabled){var $inputs=this.$inputs;var $options=this.element.find("option");if($inputs.length===$options.length){var inputValues={};$inputs.not(!!skipDisabled?":disabled":"").each(function(){inputValues[this.value]=this});$options.not(!!skipDisabled?":disabled":"").each(function(){if(this.value in inputValues){inputValues[this.value].checked=this.selected}});this._trigger("resync");this.update()}else{this.refresh()}},update:function(isDefault){if(!!this.options.listbox){return}var options=this.options;var selectedList=options.selectedList;var selectedText=options.selectedText;var $inputs=this.$inputs;var inputCount=$inputs.length;var $checked=$inputs.filter(":checked");var numChecked=$checked.length;var value;if(numChecked){if(typeof selectedText==="function"){value=selectedText.call(this,numChecked,inputCount,$checked.get())}else if(/\d/.test(selectedList)&&selectedList>0&&numChecked<=selectedList){value=$checked.map(function(){return $(this).next().text().replace(/\n$/,"")}).get().join(options.selectedListSeparator)}else{value=selectedText.replace("#",numChecked).replace("#",inputCount)}}else{value=options.noneSelectedText}this._setButtonValue(value,isDefault);if(options.wrapText.indexOf("button")===-1){this._setButtonWidth(true)}if(this._isOpen&&this._savedButtonHeight!=this.$button.outerHeight(false)){this.position()}},_setButtonValue:function(value,isDefault){this.$buttonlabel[this.htmlAllowedFor("button")?"html":"text"](value);if(!!isDefault){this.$button[0].defaultValue=value}},_bindButtonEvents:function(){var self=this;var $button=this.$button;function buttonClickHandler(){self[self._isOpen?"close":"open"]();return false}$button.on({click:buttonClickHandler,keydown:$.proxy(self._handleButtonKeyboardNav,self),mouseenter:function(){if(!this.classList.contains("ui-state-disabled")){this.classList.add("ui-state-hover")}},mouseleave:function(){this.classList.remove("ui-state-hover")},focus:function(){if(!this.classList.contains("ui-state-disabled")){this.classList.add("ui-state-focus")}},blur:function(){this.classList.remove("ui-state-focus")}}).find("span").on("click.multiselect,click",buttonClickHandler)},_handleButtonKeyboardNav:function(e){if(!this._isOpen&&!this.element[0].multiple&&(e.which===38||e.which===40)){var $inputs=this.$inputs;var index=$inputs.index($inputs.filter(":checked"));if(e.which===38&&index){$inputs.eq(index-1).trigger("click")}else if(e.which===40&&index<$inputs.length-1){$inputs.eq(index+1).trigger("click")}return}switch(e.which){case 27:case 37:case 38:this.close();break;case 40:case 39:this.open();break}},_bindCheckboxEvents:function(){var self=this;self.$checkboxes.on("click.multiselect",".ui-multiselect-grouplabel",function(e){e.preventDefault();if(!self.options.groupsSelectable){return false}var $this=$(this);var $inputs=$this.next("ul").children(":not(.ui-multiselect-excluded)").find("input").not(":disabled");var nodes=$inputs.get();var label=this.textContent;if(self._trigger("beforeoptgrouptoggle",e,{inputs:nodes,label:label})===false){return}var maxSelected=self.options.maxSelected;if(maxSelected&&self.$inputs.filter(":checked").length+$inputs.length>maxSelected){return}self._toggleChecked($inputs.filter(":checked").length!==$inputs.length,$inputs);self._trigger("optgrouptoggle",e,{inputs:nodes,label:label,checked:nodes.length?nodes[0].checked:null})}).on("click.multiselect",".ui-multiselect-collapser",function(e){var $this=$(this),$parent=$this.parent(),optgroupLabel=$parent.find(".ui-multiselect-grouplabel").first().html(),linkInfo=self.linkInfo,collapsedClass="ui-multiselect-collapsed",isCollapsed=$parent.hasClass(collapsedClass);if(self._trigger("beforecollapsetoggle",e,{label:optgroupLabel,collapsed:isCollapsed})===false){return}$parent.toggleClass(collapsedClass);$this.attr("title",isCollapsed?linkInfo.collapse.title:linkInfo.expand.title).html(isCollapsed?linkInfo.collapse.icon:linkInfo.expand.icon);if(!self.options.listbox){self._setMenuHeight(true)}self._trigger("collapsetoggle",e,{label:optgroupLabel,collapsed:!isCollapsed})}).on("mouseenter.multiselect",".ui-multiselect-collapser",function(e){this.classList.add("ui-state-hover")}).on("mouseleave.multiselect",".ui-multiselect-collapser",function(e){this.classList.remove("ui-state-hover")}).on("mouseenter.multiselect","label",function(e,param){if(!this.classList.contains("ui-state-disabled")){var checkboxes=self.$checkboxes[0];var scrollLeft=checkboxes.scrollLeft;var scrollTop=checkboxes.scrollTop;var scrollX=window.pageXOffset;var scrollY=window.pageYOffset;self.$labels.removeClass("ui-state-hover");$(this).addClass("ui-state-hover").find("input").focus();if(!param||!param.allowScroll){checkboxes.scrollLeft=scrollLeft;checkboxes.scrollTop=scrollTop;window.scrollTo(scrollX,scrollY)}}}).on("keydown.multiselect","label",function(e){if(e.which===82){return}if(e.which>111&&e.which<124){return}e.preventDefault();switch(e.which){case 9:if(e.shiftKey){self.$menu.find(".ui-state-hover").removeClass("ui-state-hover");self.$header.find("li").last().find("a").focus()}else{self.close()}break;case 27:self.close();break;case 38:case 40:case 37:case 39:self._traverse(e.which,this);break;case 13:case 32:$(this).find("input")[0].click();break;case 65:if(e.altKey){self.checkAll()}break;case 70:if(e.altKey){self.flipAll()}break;case 85:if(e.altKey){self.uncheckAll()}break}}).on("click.multiselect","input",function(e){var input=this;var $input=$(input);var val=input.value;var checked=input.checked;var $element=self.element;var $tags=$element.find("option");var isMultiple=$element[0].multiple;var $allInputs=self.$inputs;var numChecked=$allInputs.filter(":checked").length;var options=self.options;var textFxn=self.htmlAllowedFor("options")?"html":"text";var optionText=$input.parent().find("span")[textFxn]();var maxSelected=options.maxSelected;if(input.disabled||self._trigger("click",e,{value:val,text:optionText,checked:checked})===false){e.preventDefault();return}if(maxSelected&&checked&&numChecked>maxSelected){if(self._trigger("maxselected",e,{labels:self.$labels,inputs:$allInputs})!==false){self.buttonMessage("<center><b>LIMIT OF "+(numChecked-1)+" REACHED!</b></center>")}input.checked=false;e.preventDefault();return false}input.focus();$input.prop("aria-selected",checked);$tags.each(function(){this.selected=this.value===val?checked:isMultiple&&this.selected});if(!isMultiple){self.$labels.removeClass("ui-state-active");$input.closest("label").toggleClass("ui-state-active",checked);self.close()}$element.trigger("change");setTimeout($.proxy(self.update,self),10)})},_bindHeaderEvents:function(){var self=this;self.$header.on("click.multiselect","a",function(e){var headerLinks={"ui-multiselect-close":"close","ui-multiselect-all":"checkAll","ui-multiselect-none":"uncheckAll","ui-multiselect-flip":"flipAll","ui-multiselect-collapseall":"collapseAll","ui-multiselect-expandall":"expandAll"};for(hdgClass in headerLinks){if(this.classList.contains(hdgClass)){self[headerLinks[hdgClass]]();e.preventDefault();return false}}}).on("keydown.multiselect","a",function(e){switch(e.which){case 27:self.close();break;case 9:var $target=$(e.target);if(e.shiftKey&&!$target.parent().prev().length&&!self.$header.find(".ui-multiselect-filter").length||!$target.parent().next().length&&!self.$labels.length&&!e.shiftKey){self.close();e.preventDefault()}break}})},_setResizable:function(){if(!this.options.resizableMenu||!("resizable"in $.ui)){return}this.$menu.show();this.$menu.resizable({containment:"parent",handles:"s",helper:"ui-multiselect-resize",stop:function(e,ui){ui.size.width=ui.originalSize.width;$(this).outerWidth(ui.originalSize.width);if(this._trigger("resize",e,ui)!==false){this.options.menuHeight=ui.size.height}this._setMenuHeight(true)}});this.$menu.hide()},_bindEvents:function(){if(!this.options.listbox){this._bindButtonEvents()}this._bindHeaderEvents();this._bindCheckboxEvents();this._setResizable();this.document.on("mousedown"+this._namespaceID+" wheel"+this._namespaceID+" mousewheel"+this._namespaceID,function(event){var target=event.target;if(this._isOpen&&(!!this.$button?target!==this.$button[0]&&!$.contains(this.$button[0],target):true)&&target!==this.$menu[0]&&!$.contains(this.$menu[0],target)){this.close()}}.bind(this));$(this.element[0].form).on("reset"+this._namespaceID,function(){setTimeout(this.refresh.bind(this),10)}.bind(this))},_setButtonWidth:function(recalc){if(this._savedButtonWidth&&!recalc){return}var width=this._selectWidth||this._getBCRWidth(this.element);var buttonWidth=this.options.buttonWidth||"";if(/\d/.test(buttonWidth)){var parsed=parse2px(buttonWidth,this.element);var pixels=parsed.px;var minimax=parsed.minimax;width=minimax<0?Math.max(width,pixels):minimax>0?Math.min(width,pixels):pixels}else{buttonWidth=buttonWidth.toLowerCase()}if(buttonWidth!=="auto"){this.$button.outerWidth(width)}this._savedButtonWidth=width},_setMenuWidth:function(recalc){if(this._savedMenuWidth&&!recalc){return}var width=!!this.options.listbox?this._selectWidth:this._savedButtonWidth||this._getBCRWidth(this.$button);var menuWidth=this.options.menuWidth||"";if(/\d/.test(menuWidth)){var parsed=parse2px(menuWidth,this.element);var pixels=parsed.px;var minimax=parsed.minimax;width=minimax<0?Math.max(width,pixels):minimax>0?Math.min(width,pixels):pixels}else{menuWidth=menuWidth.toLowerCase()}if(menuWidth!=="auto"){this.$menu.outerWidth(width);this._savedMenuWidth=width;return}this.$menu.addClass("ui-multiselect-measure");var headerWidth=this.$header.outerWidth(true)+this._jqWidthFix(this.$header);var cbWidth=this.$checkboxes.outerWidth(true)+this._jqWidthFix(this.$checkboxes);this.$menu.removeClass("ui-multiselect-measure");var contentWidth=Math.max(this.options.wrapText.indexOf("header")>-1?0:headerWidth,cbWidth);this.$menu.width(contentWidth);this._savedMenuWidth=this.$menu.outerWidth(false)},_setMenuHeight:function(recalc){var self=this;if(self._savedMenuHeight&&!recalc){return}var maxHeight=$(window).height();var optionHeight=self.options.menuHeight||"";var useSelectSize=false;var elSelectSize=4;if(/\d/.test(optionHeight)){var $header=self.$header.filter(":visible");var headerHeight=$header.outerHeight(true);var menuBorderPaddingHt=this.$menu.outerHeight(false)-this.$menu.height();var cbBorderPaddingHt=this.$checkboxes.outerHeight(false)-this.$checkboxes.height();optionHeight=parse2px(optionHeight,self.element,true).px;maxHeight=Math.min(optionHeight,maxHeight)-headerHeight-menuBorderPaddingHt-cbBorderPaddingHt}else if(optionHeight.toLowerCase()==="size"){useSelectSize=true;elSelectSize=self.element[0].size||elSelectSize}var overflowSetting="hidden";var itemCount=0;var hoverAdjust=4;var ulHeight=hoverAdjust;var ulTop=-1;self.$checkboxes.find("li:not(.ui-multiselect-optgroup),a").filter(":visible").each(function(){if(ulTop<0){ulTop=this.offsetTop}ulHeight=this.offsetTop+this.offsetHeight-ulTop+hoverAdjust;if(useSelectSize&&++itemCount>=elSelectSize||ulHeight>maxHeight){overflowSetting="auto";if(!useSelectSize){ulHeight=maxHeight}return false}});self.$checkboxes.css("overflow",overflowSetting).height(ulHeight);self._savedMenuHeight=this.$menu.outerHeight(false)},_getBCRWidth:function(elem){if(!elem||!!elem.jquery&&!elem[0]){return null}var domRect=!!elem.jquery?elem[0].getBoundingClientRect():elem.getBoundingClientRect();return domRect.right-domRect.left},_jqWidthFix:function(elem){if(!elem||!!elem.jquery&&!elem[0]){return null}return!!elem.jquery?this._getBCRWidth(elem[0])-elem.outerWidth(false):this._getBCRWidth(elem)-$(elem).outerWidth(false)},_traverse:function(which,start){var $start=$(start);var moveToLast=which===38||which===37;var $next=$start.parent()[moveToLast?"prevAll":"nextAll"]("li:not(:disabled, .ui-multiselect-optgroup):visible").first();if(!$next.length){$next=$start.parents(".ui-multiselect-optgroup")[moveToLast?"prev":"next"]()}if(!$next.length){var $container=this.$checkboxes;$container.find("label").filter(":visible")[moveToLast?"last":"first"]().trigger("mouseover",{allowScroll:true});$container.scrollTop(moveToLast?$container.height():0)}else{$next.find("label").filter(":visible")[moveToLast?"last":"first"]().trigger("mouseover",{allowScroll:true})}},_toggleState:function(prop,flag){return function(){var state=flag==="!"?!this[prop]:flag;if(!this.disabled){this[prop]=state}if(state){this.setAttribute("aria-"+prop,true)}else{this.removeAttribute("aria-"+prop)}}},_toggleChecked:function(flag,group,filteredInputs){var self=this;var $element=self.element;var $inputs=group&&group.length?group:self.$inputs;if(filteredInputs){$inputs=self._isOpen?$inputs.closest("li").not(".ui-multiselect-excluded").find("input").not(":disabled"):$inputs.not(":disabled")}$inputs.each(self._toggleState("checked",flag));$inputs.eq(0).focus();self.update();var inputValues={};$inputs.each(function(){inputValues[this.value]=true});$element.find("option").each(function(){if(!this.disabled&&inputValues[this.value]){self._toggleState("selected",flag).call(this)}});if($inputs.length){$element.trigger("change")}},_toggleDisabled:function(flag,groupID){var disabledClass="ui-state-disabled";if(this.$button){this.$button.prop({disabled:flag,"aria-disabled":flag})[flag?"addClass":"removeClass"](disabledClass)}if(this.options.disableInputsOnToggle){var $inputs=typeof groupID==="undefined"?this.$inputs:this._multiselectOptgroupFilter(groupID).find("input"),msDisabledClass="ui-multiselect-disabled";if(flag){var matchedInputs=$inputs.filter(":enabled").get();for(var x=0,len=matchedInputs.length;x<len;x++){matchedInputs[x].setAttribute("disabled","disabled");matchedInputs[x].setAttribute("aria-disabled","disabled");matchedInputs[x].classList.add(msDisabledClass);matchedInputs[x].parentNode.classList.add(disabledClass)}}else{var matchedInputs=$inputs.filter("."+msDisabledClass+":disabled").get();for(var x=0,len=matchedInputs.length;x<len;x++){matchedInputs[x].removeAttribute("disabled");matchedInputs[x].removeAttribute("aria-disabled");matchedInputs[x].classList.remove(msDisabledClass);matchedInputs[x].parentNode.classList.remove(disabledClass)}}}var $select=typeof groupID==="undefined"?this.element:this._nativeOptgroupFilter(groupID).find("option");$select.prop({disabled:flag,"aria-disabled":flag})},open:function(){var $button=this.$button;if(this._trigger("beforeopen")===false||$button.hasClass("ui-state-disabled")||this._isOpen||!!this.options.listbox){return}var $menu=this.$menu;var $header=this.$header;var $labels=this.$labels;var $inputs=this.$inputs.filter(":checked:not(.ui-state-disabled)");var options=this.options;var effect=options.openEffect;var scrollX=window.pageXOffset;var scrollY=window.pageYOffset;this.$checkboxes.scrollTop(0);$menu.css("display","block");this._setMenuWidth();this._setMenuHeight();this.position();if(!!effect){$menu.css("display","none");if(typeof effect=="string"){$menu.show(effect,this.speed)}else if(typeof effect=="object"&&effect.constructor==Array){$menu.show(effect[0],effect[1]||this.speed)}else if(typeof effect=="object"&&effect.constructor==Object){$menu.show(effect)}}var filter=$header.find(".ui-multiselect-filter");if(filter.length){filter.first().find("input").trigger("focus")}else if($inputs.length){$inputs.eq(0).trigger("focus").parent("label").eq(0).trigger("mouseover").trigger("mouseenter")}else if($labels.length){$labels.filter(":not(.ui-state-disabled)").eq(0).trigger("mouseover").trigger("mouseenter").find("input").trigger("focus")}else{$header.find("a").first().trigger("focus")}window.scrollTo(scrollX,scrollY);$button.addClass("ui-state-active");this._isOpen=true;this._trigger("open")},close:function(){if(this._trigger("beforeclose")===false||!!this.options.listbox){return}var $menu=this.$menu;var options=this.options;var effect=options.closeEffect;var $button=this.$button;if(!!effect){if(typeof effect=="string"){$menu.hide(effect,this.speed)}else if(typeof effect=="object"&&effect.constructor==Array){$menu.hide(effect[0],effect[1]||this.speed)}else if(typeof effect=="object"&&effect.constructor==Object){$menu.hide(effect)}}else{$menu.css("display","none")}$button.removeClass("ui-state-active").trigger("blur").trigger("mouseleave");this.element.trigger("blur");this._isOpen=false;this._trigger("close");$button.trigger("focus")},position:function(){var $button=this.$button;this._savedButtonHeight=$button.outerHeight(false);if($.ui&&$.ui.position){this.$menu.position(this.options.position)}else{var pos={};pos.top=$button.offset().top+this._savedButtonHeight;pos.left=$button.offset().left;this.$menu.offset(pos)}},enable:function(groupID){this._toggleDisabled(false,groupID)},disable:function(groupID){this._toggleDisabled(true,groupID)},checkAll:function(groupID){this._trigger("beforeCheckAll");if(this.options.maxSelected){return}if(typeof groupID==="undefined"){this._toggleChecked(true)}else{this._toggleChecked(true,this._multiselectOptgroupFilter(groupID).find("input"))}this._trigger("checkAll")},uncheckAll:function(groupID){this._trigger("beforeUncheckAll");if(typeof groupID==="undefined"){this._toggleChecked(false)}else{this._toggleChecked(false,this._multiselectOptgroupFilter(groupID).find("input"))}if(!this.element[0].multiple&&!this.$inputs.filter(":checked").length){this.element[0].selectedIndex=-1}this._trigger("uncheckAll")},flipAll:function(groupID){this._trigger("beforeFlipAll");var gotID=typeof groupID!=="undefined";var maxSelected=this.options.maxSelected;var inputCount=this.$inputs.length;var checkedCount=this.$inputs.filter(":checked").length;var $filteredOptgroupInputs=gotID?this._multiselectOptgroupFilter(groupID).find("input"):null;var gInputCount=gotID?$filteredOptgroupInputs.length:0;var gCheckedCount=gotID?$filteredOptgroupInputs.filter(":checked").length:0;if(!maxSelected||maxSelected>=(gotID?checkedCount-gCheckedCount+gInputCount-gCheckedCount:inputCount-checkedCount)){if(gotID){this._toggleChecked("!",$filteredOptgroupInputs)}else{this._toggleChecked("!")}this._trigger("flipAll")}else{this.buttonMessage("<center><b>Flip All Not Permitted.</b></center>")}},collapseAll:function(groupID){this._trigger("beforeCollapseAll");var $optgroups=typeof groupID==="undefined"?this.$checkboxes.find(".ui-multiselect-optgroup"):this._multiselectOptgroupFilter(groupID);$optgroups.addClass("ui-multiselect-collapsed").children(".ui-multiselect-collapser").attr("title",this.linkInfo.expand.title).html(this.linkInfo.expand.icon);this._trigger("collapseAll")},expandAll:function(groupID){this._trigger("beforeExpandAll");var $optgroups=typeof groupID==="undefined"?this.$checkboxes.find(".ui-multiselect-optgroup"):this._multiselectOptgroupFilter(groupID);$optgroups.removeClass("ui-multiselect-collapsed").children(".ui-multiselect-collapser").attr("title",this.linkInfo.collapse.title).html(this.linkInfo.collapse.icon);this._trigger("expandAll")},buttonMessage:function(message){var self=this;self.$buttonlabel.html(message);setTimeout(function(){self.update()},1e3)},getChecked:function(){return this.$inputs.filter(":checked")},getUnchecked:function(){return this.$inputs.filter(":not(:checked)")},destroy:function(){$.Widget.prototype.destroy.call(this);this.document.off(this._namespaceID);$(this.element[0].form).off(this._namespaceID);if(!this.options.listbox){this.$button.remove()}this.$menu.remove();this.element.show();return this},isOpen:function(){return this._isOpen},widget:function(){return this.$menu},getNamespaceID:function(){return this._namespaceID},getButton:function(){return this.$button},getMenu:function(){return this.$menu},getLabels:function(){return this.$labels},getCollapsed:function(){return this.$checkboxes.find(".ui-multiselect-collapsed")},value:function(newValue){if(typeof newValue!=="undefined"){this.element.val(newValue);this.resync();return this.element}else{return this.element.val()}},htmlAllowedFor:function(element){return this.options.htmlText.indexOf(element)>-1},addOption:function(attributes,text,groupID){var self=this;var textFxn=self.htmlAllowedFor("options")?"html":"text";var $option=$(document.createElement("option")).attr(attributes)[textFxn](text);var optionNode=$option.get(0);if(typeof groupID==="undefined"){self.element.append($option);self.$checkboxes.append(self._makeOption(optionNode))}else{self._nativeOptgroupFilter(groupID).append($option);self._multiselectOptgroupFilter(groupID).append(self._makeOption(optionNode))}self._updateCache()},_nativeOptgroupFilter:function(groupID){return this.element.children("OPTGROUP").filter(function(index){return typeof groupID==="number"?index===groupID:this.getAttribute("label")===groupID})},_multiselectOptgroupFilter:function(groupID){return this.$menu.find(".ui-multiselect-optgroup").filter(function(index){return typeof groupID==="number"?index===groupID:this.getElementsByClassName("ui-multiselect-grouplabel")[0].textContent===groupID})},removeOption:function(value){if(!value){return}this.element.find("option[value="+value+"]").remove();this.$labels.find("input[value="+value+"]").parents("li").remove();this._updateCache()},_setOption:function(key,value){var $header=this.$header,$menu=this.$menu;switch(key){case"header":if(typeof value==="boolean"){$header.toggle(value)}else if(typeof value==="string"){this.$headerLinkContainer.children("li:not(:last-child)").remove();this.$headerLinkContainer.prepend("<li>"+value+"</li>")}break;case"checkAllText":case"uncheckAllText":case"flipAllText":case"collapseAllText":case"expandAllText":if(key!=="checkAllText"||!this.options.maxSelected){$header.find("a."+this.linkInfo[key.replace("Text","")]["class"]+" span").eq(-1).html(value)}break;case"checkAllIcon":case"uncheckAllIcon":case"flipAllIcon":case"collapseAllIcon":case"expandAllIcon":if(key!=="checkAllIcon"||!this.options.maxSelected){$header.find("a."+this.linkInfo[key.replace("Icon","")]["class"]+" span").eq(0).replaceWith(value)}break;case"openIcon":$menu.find("span.ui-multiselect-open").html(value);break;case"closeIcon":$menu.find("a.ui-multiselect-close").html(value);break;case"buttonWidth":case"menuWidth":this.options[key]=value;this._setButtonWidth(true);this._setMenuWidth(true);break;case"menuHeight":this.options[key]=value;this._setMenuHeight(true);break;case"selectedText":case"selectedList":case"maxSelected":case"noneSelectedText":case"selectedListSeparator":this.options[key]=value;this.update(true);break;case"classes":$menu.add(this.$button).removeClass(this.options.classes).addClass(value);break;case"multiple":var $element=this.element;if(!!$element[0].multiple!==value){$menu.toggleClass("ui-multiselect-multiple",value).toggleClass("ui-multiselect-single",!value);$element[0].multiple=value;this.uncheckAll();this.refresh()}break;case"position":if(value!==null&&!$.isEmptyObject(value)){this.options.position=value}this.position();break;case"zIndex":this.options.zIndex=value;this.$menu.css("z-index",value);break;default:this.options[key]=value}$.Widget.prototype._setOption.apply(this,arguments)}});if($.ui&&"dialog"in $.ui){$.widget("ui.dialog",$.ui.dialog,{_allowInteraction:function(event){if(this._super(event)||$(event.target).closest(".ui-multiselect-menu").length){return true}}})}})(jQuery);(function($){var rEscape=/[\-\[\]{}()*+?.,\\\^$|#\s]/g;var filterRules={contains:"{{term}}",beginsWith:"^{{term}}",endsWith:"{{term}}$",exactMatch:"^{{term}}$",containsNumber:"d",isNumeric:"^d+$",isNonNumeric:"^D+$"};var headerSelector=".ui-multiselect-header";var hasFilterClass="ui-multiselect-hasfilter";var filterClass="ui-multiselect-filter";var optgroupClass="ui-multiselect-optgroup";var groupLabelClass="ui-multiselect-grouplabel";var hiddenClass="ui-multiselect-excluded";function debounce(func,wait,immediate){var timeout;return function(){var context=this,args=arguments;var later=function(){timeout=null;if(!immediate){func.apply(context,args)}};var callNow=immediate&&!timeout;clearTimeout(timeout);timeout=setTimeout(later,wait);if(callNow){func.apply(context,args)}}}$.widget("ech.multiselectfilter",{options:{label:"Filter:",placeholder:"Enter keywords",filterRule:"contains",searchGroups:false,autoReset:false,width:null,debounceMS:250},_create:function(){var opts=this.options;var $element=this.element;this.instance=$element.data("ech-multiselect");this.$header=this.instance.$menu.find(headerSelector).addClass(hasFilterClass);this.$input=$(document.createElement("input")).attr({placeholder:opts.placeholder,type:"search"}).css({width:typeof opts.width==="string"?this.instance._parse2px(opts.width,this.$header).px+"px":/\d/.test(opts.width)?opts.width+"px":null});this._bindInputEvents();if(this.options.autoReset){$element.on("multiselectbeforeclose",$.proxy(this._reset,this))}var $label=$(document.createElement("label")).text(opts.label).append(this.$input).addClass("ui-multiselect-filter-label");this.$wrapper=$(document.createElement("div")).addClass(filterClass).append($label).prependTo(this.$header);if(!!this.instance._isOpen){this.instance._setMenuHeight(true)}this.updateCache();var instance=this.instance;var filter=this.$input[0];instance._oldToggleChecked=instance._toggleChecked;instance._toggleChecked=function(flag,group){instance._oldToggleChecked(flag,group,!!filter.value)}},_bindInputEvents:function(){this.$input.on({keydown:function(e){if(e.which===13)e.preventDefault();else if(e.which===27){$element.multiselect("close");e.preventDefault()}else if(e.which===9&&e.shiftKey){$element.multiselect("close");e.preventDefault()}else if(e.altKey){switch(e.which){case 82:e.preventDefault();$(this).val("").trigger("input","");break;case 65:$element.multiselect("checkAll");break;case 85:$element.multiselect("uncheckAll");break;case 70:$element.multiselect("flipAll");break;case 76:$element.multiselect("instance").$labels.first().trigger("mouseenter");break}}},input:$.proxy(debounce(this._handler,this.options.debounceMS),this),search:$.proxy(this._handler,this)})},_handler:function(e){var term=this.$input[0].value.toLowerCase().replace(/^\s+|\s+$/g,"");var filterRule=this.options.filterRule||"contains";var regex=new RegExp((filterRules[filterRule]||filterRule).replace("{{term}}",term.replace(rEscape,"\\$&")),"i");var searchGroups=!!this.options.searchGroups;var $checkboxes=this.instance.$checkboxes;var cache=this.cache;this.$rows.toggleClass(hiddenClass,!!term);var filteredInputs=$checkboxes.children().map(function(x){var elem=this;var $groupItems=$(elem);var groupShown=false;if(elem.classList.contains(optgroupClass)){var $groupItems=$groupItems.find("li");if(searchGroups&&regex.test(cache[x])){elem.classList.remove(hiddenClass);$groupItems.removeClass(hiddenClass);return $groupItems.find("input").get()}}return $groupItems.map(function(y){if(regex.test(cache[x+"."+y])){if(!groupShown){elem.classList.remove(hiddenClass);groupShown=true}this.classList.remove(hiddenClass);return this.getElementsByTagName("input")[0]}return null})});if(term){this._trigger("filter",e,filteredInputs)}if(!this.instance.options.listbox&&this.instance._isOpen){this.instance._setMenuHeight(true);this.instance.position()}return},_reset:function(){this.$input.val("");var event=document.createEvent("Event");event.initEvent("reset",true,true);this.$input.get(0).dispatchEvent(event);this._handler(event)},updateCache:function(alsoRefresh){var cache={};this.instance.$checkboxes.children().each(function(x){var $element=$(this);if(this.classList.contains(optgroupClass)){cache[x]=this.getElementsByClassName(groupLabelClass)[0].textContent;$element=$element.find("li")}$element.each(function(y){cache[x+"."+y]=this.textContent})});this.cache=cache;this.$rows=this.instance.$checkboxes.find("li");if(!!alsoRefresh){this._handler()}},widget:function(){return this.$wrapper},destroy:function(){$.Widget.prototype.destroy.call(this);this.$input.val("").trigger("keyup").off("keydown input search");this.instance.$menu.find(headerSelector).removeClass(hasFilterClass);this.$wrapper.remove()}})})(jQuery);
diff --git a/src/jquery.multiselect.filter.js b/src/jquery.multiselect.filter.js
index 98f747d..0c1ad08 100644
--- a/src/jquery.multiselect.filter.js
+++ b/src/jquery.multiselect.filter.js
@@ -103,7 +103,7 @@
         $element.on('multiselectbeforeclose', $.proxy(this._reset, this));
       }        
 
-      var $label = $(document.createElement('label')).text(opts.label).append(this.$input);
+      var $label = $(document.createElement('label')).text(opts.label).append(this.$input).addClass('ui-multiselect-filter-label');
       this.$wrapper = $(document.createElement('div'))
                                 .addClass(filterClass)
                                 .append($label)
diff --git a/src/jquery.multiselect.js b/src/jquery.multiselect.js
index fba982f..0137d4f 100644
--- a/src/jquery.multiselect.js
+++ b/src/jquery.multiselect.js
@@ -591,7 +591,7 @@
       this.$checkboxes = this.$menu.children('.ui-multiselect-checkboxes');
 
       // Update saved labels and inputs
-      this.$labels = this.$menu.find('label');
+      this.$labels = this.$menu.find('label:not(.ui-multiselect-filter-label)');
       this.$inputs = this.$labels.children('input');
 
       // If the filter widget is in use, then also update its cache.
@@ -1652,7 +1652,7 @@
      * @returns {array} list of inputs
      */
     getChecked: function() {
-      return this.$menu.find('input:checked');
+      return this.$inputs.filter(":checked");
     },
 
     /**
@@ -1660,7 +1660,7 @@
      * @returns {array} list of inputs
      */
     getUnchecked: function() {
-      return this.$menu.find('input:not(:checked)');
+      return this.$inputs.filter(":not(:checked)");
     },
 
     /**
diff --git a/tests/unit/filter.js b/tests/unit/filter.js
index 0e363b7..7f8e418 100644
--- a/tests/unit/filter.js
+++ b/tests/unit/filter.js
@@ -64,6 +64,16 @@
     assert.ok( input.is(":visible"), "Filter input box is visible" );
   });
 
+  QUnit.test("checked and unchecked", function(assert) {
+    var labelCount = el.multiselect("getLabels").length
+    var uncheckedCount = el.multiselect("getUnchecked").length
+    var checkedCount = el.multiselect("getChecked").length
+    assert.equal(uncheckedCount, labelCount, "Only the ten options are returned");
+    assert.equal(uncheckedCount + checkedCount, labelCount, "Unchecked + checked should equal total inputs")
+    el.multiselect("refresh");
+    assert.equal(el.multiselect("getUnchecked").length, uncheckedCount, "Search input still excluded after refresh")
+  });
+
   QUnit.test("filtering by node text", function(assert){
     searchTest( "bbaa", 2);
     searchTest( "bbaarr", 1);