原创：Javascript Websocket客户端封装

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调试中，马马虎虎能用<br>var LeesWebSocket = function (options) {     this.defaults = {         host: "127.0.0.1",         port: 2015,           // callbacks         onOpen: function () { },         onClose: function () { },         onMessage: function (evt) { },         onError: function () { }     }     //调试用---------------------------     mLCQ = new LeesCircleQueue(40);       function Trace(s) {         var t = new Date();           mLCQ.Push(t.getHours() + ":" + t.getMinutes() + ":" + t.getSeconds() + "  :" + s + "<br>");         showDebuginfo();     }     function showDebuginfo() {         var ss = mLCQ.GetAllItem();         var sb = '';           for (var i = 0; i < ss.length; i++) {             sb += (i + 1) + ":" + ss[i] + "<br>";         }         $('#debug').html(sb);     }     //-------------------------------     //-------------------------------     var opt = $.extend({}, this.defaults, options);     var _this = this;     var wsSocket = null;     this.bIsConnected = false;     var bIsConnecting = false;     this._LWS_Host = "ws://" + opt.host + ":" + opt.port;       this.Connect = function () {         if (bIsConnecting)             return;         bIsConnecting = true;         try {             if ("WebSocket" in window) {                 wsSocket = new WebSocket(this._LWS_Host);             }             else if ("MozWebSocket" in window) {                 wsSocket = new MozWebSocket(this._LWS_Host);             }             wsSocket.onopen = WSonOpen;             wsSocket.onclose = WSonClose;             wsSocket.onmessage = WSonMessage;             wsSocket.onerror = WSonError;         } catch (ex) {             alert(ex);         }         bIsConnecting = false;     }     this.Send = function (s) {         Trace(s);         if (_this.bIsConnected) {             wsSocket.send(s);             return true;         }         return false;     }     this.IsConnected = function () {         return this.bIsConnected;     }     function WSonOpen() {         _this.bIsConnected = true;         opt.onOpen();       }     function WSonMessage(evt) {         opt.onMessage(evt);       }     function WSonClose() {         _this.bIsConnected = false;         wsSocket = null;         opt.onClose();       }     function WSonError(evt) {         _this.bIsConnected = false;         wsSocket = null;         opt.onError();       } }