strophe.js群聊问题

我在openfire中开了一个永久房间，然后用strophe进行登录能够成功！在openfire的房间成员里也能看到登录的用户列表
但是我用conn.send(msg)发送消息时，onMessage没有响应，也没有给我返回错误信息！我不知道应该在那里查看错误信息，不知道是我的消息格式有问题还是其他什么原因
下面是我发送消息的代码，不知道有没有错        var BOSH_SERVICE = "/http-bind";
        var mConn=null;
        var roomName = "[email protected];
        var roomJID = "";
        var userJID = "";        function MUCMessageHandler(msg){
            console.log("已取得分组对话信息：", Strophe.serialize(msg));
            var sFrom = $(msg).attr("from");
            var sType = $(msg).attr("type");
            var sBody = $(msg).attr("body");
            /*console.log("FROM:"+sFrom);
            console.log("TYPE:"+sType);
            console.log("BODY:"+sBody);*/
            roomJID = sFrom;            $("#btnLogin").text("登录成功，再次点击退出");
        }        function eneterRoom(jid){//用户JID:user@mypc/nickname
            console.log('onEnterRoom:'+roomName+"/"+jid);
            var pres = $pres({
                /*id:'v'+new Date().getTime(),
                to:jid+"/"+ ($("#userID").val().split("@")[0])*/
                from:jid,
                to:roomName+"/"+(jid.split("@")[0])
            }).c(
                'x',{
                    xmlns : 'http://jabber.org/protocol/muc'
                }
            ).tree();
            //console.log(pres);
            mConn.send(pres);            /*$pres({
             from: jid,
             to: ROOM_JID + "/" + jid.substring(0,jid.indexOf("@"))
             }).c('x',{xmlns: 'http://jabber.org/protocol/muc'}).tree());  */        }        function onMessage(msg) {
            var sFrom = $(msg).attr("from");
            var sType = $(msg).attr("type");
            var sBody = $(msg).find("> body");
            if (sType=='chat'){
                //私聊，单对单
                console.log("o2o");
            }else if(sType=='groupchat'){
                //群聊，加入房间后聊天
                console.log("TYPE:"+sBody);
                if (sBody){
                    $("#msgbox").html("进入"+"<br/>"+$("#msgbox").html());
                }else{
                    $("#msgbox").html("错误"+"<br/>"+$("#msgbox").html());
                }            }else{
                console.log("chat"+msg);
            }        }        function onConnect(status) {
            if (status==Strophe.Status.CONNECTING){
                console.log("正在连接XMPP服务器!")
            }else if(status==Strophe.Status.CONNECTED){
                console.log("连接XMPP服务器成功!")
                $("#btnLogin").text("正在进入房间...");
                userJID = mConn.jid;
                $.cookie('jid', mConn.jid);
                $.cookie('sid', mConn.sid);
                $.cookie('rid', mConn.rid);
                mConn.addHandler(onMessage,null,"message",null,null,null);
                mConn.send($pres().tree());                //进入群聊房间
                eneterRoom(mConn.jid);
            }else if (status==Strophe.Status.CONNFAIL){
                console.log("XMPP服务器连接失败!");
            }else if (status==Strophe.Status.CONNTIMEOUT){
                console.log("XMPP服务器连接超时!");
            }else if(status==Strophe.Status.DISCONNECTED){
                console.log("成功断开与服务器的连接!");
                $("#btnLogin").text("进入房间");
            }else if (status==Strophe.Status.DISCONNECTING){
                console.log("正在断开与服务器的连接!");
            }
        }        $(document).ready(function (e) {
            mConn = new Strophe.Connection(BOSH_SERVICE);
            mConn.addHandler(MUCMessageHandler,null,"message","groupchat");
            $("#btnLogin").click(function (e) {
                if($(this).text()=="进入房间"){
                    $(this).text("正在进入，请稍候......");                    var uname = $("#userID").val();
                    var upass = $("#userPW").val();
                    console.log("UName:"+uname);
                    console.log("UPass:"+upass);
                    mConn.connect(uname,upass,onConnect);
                }else{                    mConn.disconnect();
                }
            });            $("#btnSend").click(function (e) {
                var txt = $("#sendText").val();                if (txt.length==""){
                    alert("请输入要说的话！");
                    return;
                }
                if(mConn){
                    console.log(userJID+":"+userJID.split("/")[0]);
                    var msg = $msg({
                        to:roomJID,
                        from:userJID.split("/")[0],
                        type:'groupchat'
                    }).c('body',null,txt);
                    //console.log(msg.tree());
                    mConn.send(msg.tree());
                }else{
                    console.log("服务器链接丢失！");
                }
            })
        });