diff --git a/example/im/js/main.js b/example/im/js/main.js
index 7cadeff..9b06679 100644
--- a/example/im/js/main.js
+++ b/example/im/js/main.js
@@ -6,7 +6,7 @@ var utils = odd.utils,
     NetStatusEvent = events.NetStatusEvent,
     Level = events.Level,
     Code = events.Code,
-    IM = raw.IM,
+    IM = odd.IM,
     Sending = IM.CommandMessage.Sending,
     Casting = IM.CommandMessage.Casting;
 
diff --git a/src/im/im.js b/src/im/im.js
index f6af75b..a7429e8 100644
--- a/src/im/im.js
+++ b/src/im/im.js
@@ -69,6 +69,8 @@
             _this.join = _ns.join;
             _this.leave = _ns.leave;
             _this.chmod = _ns.chmod;
+            _this.invoke = _ns.invoke;
+            _this.quit = _ns.quit;
             _this.send = _ns.send;
             _this.sendStatus = _ns.sendStatus;
             _this.call = _ns.call;
diff --git a/src/im/im.netstream.js b/src/im/im.netstream.js
index 5896e82..d180ae3 100644
--- a/src/im/im.netstream.js
+++ b/src/im/im.netstream.js
@@ -90,11 +90,10 @@
                 result = resolve;
                 status = reject;
             });
-            var args = {
+            _this.call(0, {
                 name: Command.JOIN,
                 rid: rid,
-            };
-            _this.call(0, args, null, new Responder(function (m) {
+            }, null, new Responder(function (m) {
                 _logger.log(`Join success: user=${_client.userId()}, room=${rid}`);
                 result();
             }, function (m) {
@@ -110,11 +109,10 @@
                 result = resolve;
                 status = reject;
             });
-            var args = {
+            _this.call(0, {
                 name: Command.LEAVE,
                 rid: rid,
-            };
-            _this.call(0, args, null, new Responder(function (m) {
+            }, null, new Responder(function (m) {
                 _logger.log(`Leave success: user=${_client.userId()}, room=${rid}`);
                 result();
             }, function (m) {
@@ -130,14 +128,13 @@
                 result = resolve;
                 status = reject;
             });
-            var args = {
+            _this.call(0, {
                 name: Command.CHMOD,
                 rid: rid,
                 tid: tid,
                 operator: operator,
                 mask: mask,
-            };
-            _this.call(0, args, null, new Responder(function (m) {
+            }, null, new Responder(function (m) {
                 _logger.log(`Chmod success: user=${_client.userId()}, room=${rid}, target=${tid}, operator=${operator}, mask=${mask}`);
                 result();
             }, function (m) {
@@ -147,20 +144,53 @@
             return await ret;
         };
 
+        _this.invoke = async function (path, args, env, dir, timeout) {
+            var result, status;
+            var ret = new Promise((resolve, reject) => {
+                result = resolve;
+                status = reject;
+            });
+            _this.call(0, {
+                name: Command.INVOKE,
+                path: path,
+                args: args,
+                env: env,
+                dir: dir,
+                timeout: timeout,
+            }, null, new Responder(function (m) {
+                _logger.log(`Invoke success: user=${_client.userId()}, path=${path}, args=${args}, env=${env}, dir=${dir}, timeout=${timeout}, pid=${m.Arguments.info.pid}`);
+                result();
+            }, function (m) {
+                _logger.error(`Failed to invoke: user=${_client.userId()}, path=${path}, args=${args}, env=${env}, dir=${dir}, timeout=${timeout}, error=${m.Arguments.description}`);
+                status(m.Arguments.description);
+            }));
+            return await ret;
+        };
+
+        _this.quit = async function (pid) {
+            return await _this.call(0, {
+                name: Command.QUIT,
+                pid: pid,
+            }).then(() => {
+                _logger.log(`Send quit success: user=${_client.userId()}, pid=${pid}`);
+            }).catch((err) => {
+                _logger.error(`Failed to send quit: user=${_client.userId()}, pid=${pid}, error=${err}`);
+            });
+        };
+
         _this.send = async function (type, cast, id, data, payload) {
             var result, status;
             var ret = new Promise((resolve, reject) => {
                 result = resolve;
                 status = reject;
             });
-            var args = {
+            _this.call(0, {
                 name: Command.SEND,
                 type: type,
                 cast: cast,
                 id: id,
                 data: data,
-            };
-            _this.call(0, args, payload, new Responder(function (m) {
+            }, payload, new Responder(function (m) {
                 _logger.log(`${data}: user=${_client.userId()}, cast=${cast}, to=${id}`);
                 result();
             }, function (m) {
diff --git a/src/im/message/message.js b/src/im/message/message.js
index 540252e..8a1382e 100644
--- a/src/im/message/message.js
+++ b/src/im/message/message.js
@@ -13,6 +13,8 @@
             JOIN: 'join',
             LEAVE: 'leave',
             CHMOD: 'chmod',
+            INVOKE: 'invoke',
+            QUIT: 'quit',
             SEND: 'send',
             PLAY: 'play',
             STOP: 'stop',
diff --git a/src/im/ui/ui.js b/src/im/ui/ui.js
index bce9da1..c32fb54 100644
--- a/src/im/ui/ui.js
+++ b/src/im/ui/ui.js
@@ -77,6 +77,8 @@
             _this.join = _im.join;
             _this.leave = _im.leave;
             _this.chmod = _im.chmod;
+            _this.invoke = _im.invoke;
+            _this.quit = _im.quit;
             _this.send = _im.send;
             _this.sendStatus = _im.sendStatus;
             _this.call = _im.call;
diff --git a/src/odd.js b/src/odd.js
index 12c3405..398b14a 100644
--- a/src/odd.js
+++ b/src/odd.js
@@ -1,6 +1,6 @@
 odd = function () {
     return {
-        version: '2.5.00',
+        version: '2.5.01',
     };
 };