diff --git a/WebIDE/enhance.user.js b/WebIDE/enhance.user.js
index 62bfba5..a5fb3c9 100644
--- a/WebIDE/enhance.user.js
+++ b/WebIDE/enhance.user.js
@@ -18,94 +18,13 @@
             clearInterval(id);
         }
     }, 300)
-    var dqKeys = function (keys, isOrder, sucFuc, cancelFuc) {
-        return new dqKeys.fn.init(keys, isOrder, sucFuc, cancelFuc);
-    }
-    dqKeys.fn = dqKeys.prototype = {
-        'version': '1.0.0', //版本号
-        'author': 'lidequan', //作者
-        'rightKeys': {}, //监听的按键{key:code},code为按键对应的ascii码
-        'curKeys': [], //当前按下的键
-        'sucFuc': null, //完成按键的回调函数
-        'cancelFuc': null, //完成按键取消后的回调函数
-        'isFinsh': false, //判断是否完成按键
-        'isOrder': false, //按键是否有相应的顺序
-        init: function (keys, isOrder, sucFuc, cancelFuc) {
-            this.rightKeys = keys;
-            this.sucFuc = sucFuc;
-            this.cancelFuc = cancelFuc;
-            this.isOrder = isOrder;
-            return this;
-        },
-        listenkeys: function () { //监听用户键盘操作
-            var _self = this;
-            _self.addListener('keydown', function (oEvent) {
-                var aEvent = oEvent || window.event;
-                if (!_self.arrayContain(_self.curKeys, oEvent.keyCode)) {
-                    if (_self.isOrder && _self.getNextKey() == oEvent.keyCode) {
-                        _self.curKeys.push(oEvent.keyCode);
-                    } else if (!_self.isOrder) {
-                        _self.curKeys.push(oEvent.keyCode);
-                    }
-                }
-                if (_self.checkResult(_self.rightKeys, _self.curKeys)) {
-                    if (_self.sucFuc && !_self.isFinsh) {
-                        _self.sucFuc();
-                    }
-                    _self.isFinsh = true;
-                }
-            });
-            _self.addListener('keyup', function (oEvent) {
-                var aEvent = oEvent || window.event;
-                if (_self.checkResult(_self.rightKeys, _self.curKeys) && _self.isFinsh) {
-                    //完成按键,又取消的事件
-                    if (_self.cancelFuc) {
-                        _self.cancelFuc();
-                    }
-                }
-                _self.curKey = _self.remove(_self.curKeys, oEvent.keyCode);
-                _self.isFinsh = false;
-            });
-        },
-        arrayContain: function (arr, val) { //判断数组中是否包含某个元素
-            return (arr.indexOf(val) == -1) ? false : true;
-        },
-        checkResult: function (json, arr) { //判断用户是否按下监听的所有按键
-            for (var i in json) {
-                if (arr.indexOf(json[i]) == -1) {
-                    return false;
-                }
-            }
-            return true;
-        },
-        remove: function (arr, val) { //从数组中移除某个元素
-            var index = arr.indexOf(val);
-            if (index > -1) {
-                arr.splice(index, 1);
-            }
-            return arr;
-        },
-        getNextKey: function () { //获取下一次按键对应的ascii码
-            for (var i in this.rightKeys) {
-                if (this.curKeys.indexOf(this.rightKeys[i]) == -1) {
-                    return this.rightKeys[i];
-                }
-            }
-            return null;
-        },
-        addListener: function (ev, fn, bool) { //事件绑定
-            if (document.attachEvent) {
-                document.attachEvent('on' + ev, fn);
-            } else {
-                document.addEventListener(ev, fn, bool);
+	document.onkeydown = function() {
+		var oEvent = window.event;  
+        if (oEvent.keyCode == 87 && oEvent.altKey) {
+            var activeTab = document.getElementsByClassName('tab-label active')[0];
+            if (activeTab) {
+                activeTab.childNodes[2].childNodes[0].click();
             }
         }
     }
-    dqKeys.fn.init.prototype = dqKeys.fn;
-    dqKeys({'alt':18,'w':87}, true, function(){},function(){
-      	var activeTab = document.getElementsByClassName('tab-label active')[0];
-        if (activeTab) {
-            activeTab.childNodes[2].childNodes[0].click();
-        }
-    }).listenkeys();
 })();