tabs刷新當前頁面

$("document").ready(function(){
    var tabs = $("#main").tabs().tabs('tabs');
    var title = "";
    for (var i = 0; i < tabs.length; i++) {
    ///以下代碼是爲頁籤動態綁定單擊事件
    tabs[i].panel('options').tab.unbind().bind('click', { index: i }, function (e) {
         var index_tabs = $('#main');
         if(jQuery("#main").tabs("exists","首頁")){
            jQuery("#main").tabs("select","首頁");
                var panel = index_tabs.tabs('getSelected').panel('panel');
                var frame = panel.find('iframe');
                try {
                    if (frame.length > 0) {
                        for (var i = 0; i < frame.length; i++) {
                            frame[i].contentWindow.document.write('');
                            frame[i].contentWindow.close();
                            if(frame[i].src!=""){
                            frame[i].src = frame[i].src;
                            }
                        }
                        if (navigator.userAgent.indexOf("MSIE") > 0) {// IE特有回收內存方法
                            try {
                                CollectGarbage();
                            } catch (e) {
                            }
                        }
                    }
                } catch (e) {
                }
         }
        });
    }
});

html代碼
<div id="main" class="easyui-tabs" fit="true"  border="false" >
            <div id="prod_img" title="首頁"  data-options="tools:'#p-tools'" 
            style="padding:5px;text-align:left;font-size: 12px;"fit="true" >
            </div>
</div>