Backup/Discuz.Web/aspnet_client/system_web/1_1_4322/SmartNav.js

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var snSrc;
if (window.__smartNav == null)
{
    window.__smartNav = new Object();
    window.__smartNav.update = function()
    {
        var sn = window.__smartNav;
        var fd;
        document.detachEvent("onstop", sn.stopHif);
        sn.inPost = false;
        try { fd = frames["__hifSmartNav"].document; } catch (e) {return;}
        var fdr = fd.getElementsByTagName("asp_smartnav_rdir");
        if (fdr.length > 0)
        {
            if (sn.sHif == null)
            {
                sn.sHif = document.createElement("IFRAME");
                sn.sHif.name = "__hifSmartNav";
                sn.sHif.style.display = "none";
                sn.sHif.src = snSrc;
            }
            try {window.location = fdr[0].url;} catch (e) {};
            return;
        }
        var fdurl = fd.location.href;
        var index = fdurl.indexOf(snSrc);
        if ((index != -1 && index == fdurl.length-snSrc.length)
            || fdurl == "about:blank")
            return;
		var fdurlb = fdurl.split("?")[0];
		if (document.location.href.indexOf(fdurlb) < 0)
		{
		    document.location.href=fdurl;
		    return;
		}
		sn._savedOnLoad = window.onload;
		window.onload = null;
		window.__smartNav.updateHelper();
	}
	window.__smartNav.updateHelper = function()
	{
		if (document.readyState != "complete")
		{
		    window.setTimeout(window.__smartNav.updateHelper, 25);
		    return;
		}
		window.__smartNav.loadNewContent();
	}
	window.__smartNav.loadNewContent = function()
	{
		var sn = window.__smartNav;
		var fd;
		try { fd = frames["__hifSmartNav"].document; } catch (e) {return;}
        if (sn.sHif != null)
        {
            sn.sHif.removeNode(true);
            sn.sHif = null;
        }
        var hdm = document.getElementsByTagName("head")[0];
        var hk = hdm.childNodes;