$(document).ready(function () {
    //导航链接被单击
    $("[ifurl$='.aspx']").click(function () {
        //引导iframe显示相关页面
        window.frames.MainFrame.location.href = $(this).attr("ifurl");
    });
    
     if(window.parent && window.parent.document && window.parent.document.getElementById("game_div"))
        {
            if (window.location.href.indexOf("index.aspx") > 0) {
                window.parent.document.getElementById("game_div").style.display = "block";
            } else {
                window.parent.document.getElementById("game_div").style.display = "none";
            }
        }
});