<system.web>
    <httpHandlers>
      <add path="/callback.aspx" type="AsnyHandler" verb="POST,GET"/>
    </httpHandlers>
  </system.web>

function wait() {
    $.post("/callback.aspx", { from: "-1", to: "" },
         function (data, status) {
             //服务器返回消息,再次立连接
             var q = GetCallInfo(data);
             if (q.State) {
                 $("#callinfo1").remove();
                 $("#callinfo2").remove();
                 $("body").append(q.Value);
                 $("#callinfo1").bind("click", function () {
                     $("#callinfo1").remove();
                     $("#callinfo2").remove();
                 })

                 $("#callinfo2 .tabList li").bind("click", function () {
                     $(this).siblings("li").removeClass("cur").end().addClass("cur");
                     var _index = $(this).index();
                     $("#callinfo2 .tabCon").hide();
                     $("#callinfo2 .tabCon").eq(_index).show();
                 })
             }
             wait();
         }, "html"
         );
}