网页QQ客服

<script>
       var online = new Array();
    
   </script>
    <script src="http://webpresence.qq.com/getonline?Type=1&QQ号:”></script>
   <script type="text/javascript">
       $(document).ready(function () {
           $("#qq").click(function () {

               if (online[0] == 0) {    //判断QQ是否在线，不在线则显示 alert()内容，在线则弹出相应QQ对话框
                   alert("客服不在!请稍后咨询");
               }
               else {
                   window.location.href("http://wpa.qq.com/msgrd?V=1&Uin=qq号&Site=1号客服&Menu=yes");//弹出QQ聊天对话框
               }
           })
       })
   </script>