stuHover = function() {
	var cssRule;
	var newSelector;
	for (var i = 0; i < document.styleSheets.length; i++)
		for (var x = 0; x < document.styleSheets[i].rules.length ; x++)
			{
			cssRule = document.styleSheets[i].rules[x];
			if (cssRule.selectorText.indexOf("LI:hover") != -1)
			{
				 newSelector = cssRule.selectorText.replace(/LI:hover/gi, "LI.iehover");
				document.styleSheets[i].addRule(newSelector , cssRule.style.cssText);
			}
		}
	var getElm = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<getElm.length; i++) {
		getElm[i].onmouseover=function() {
			this.className+=" iehover";
		}
		getElm[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" iehover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", stuHover);

//QQ¿Í·þ
function showandhide(h_id,hon_class,hout_class,c_id,totalnumber,activeno)
{
    var h_id,hon_id,hout_id,c_id,totalnumber,activeno;
    for (var i=1;i<=totalnumber;i++)
    {
        document.getElementById(c_id+i).style.display='none';
        document.getElementById(h_id+i).className=hout_class;
    }
    document.getElementById(c_id+activeno).style.display='block';
    document.getElementById(h_id+activeno).className=hon_class;
}
var tips; 
var theTop = 100;
var old = theTop;
function initFloatTips() 
{ 
    tips = document.getElementById('divQQbox');
    moveTips();
}
function moveTips()
{
    var tt=50;
    if (window.innerHeight) 
    {
        pos = window.pageYOffset
    }
    else if (document.documentElement && document.documentElement.scrollTop)
    {
        pos = document.documentElement.scrollTop
    }
    else if (document.body)
    {
        pos = document.body.scrollTop;  
    }
    //http:
    pos=pos-tips.offsetTop+theTop;
    pos=tips.offsetTop+pos/10; 
    if (pos < theTop)
    {
        pos = theTop;
    }
    if (pos != old)
    { 
        tips.style.top = pos+"px";
        tt=10;//alert(tips.style.top);  
    }
    old = pos;
    setTimeout(moveTips,tt);
}
function show()
{
    document.getElementById("meumid").style.display="none"
    document.getElementById("contentid").style.display="block"
}
function hideMsgBox(theEvent)
{
    if (theEvent)
    {
        var browser=navigator.userAgent;
        if (browser.indexOf("Firefox")>0)
        {//Firefox
            if (document.getElementById("contentid").contains(theEvent.relatedTarget))
            {
                return;
            }
        }
        if (browser.indexOf("MSIE")>0 || browser.indexOf("Presto")>=0)
        {
            if (document.getElementById('contentid').contains(event.toElement))
            {
                return;//½áÊøº¯Ê½
            }
        }
    }
    document.getElementById("meumid").style.display = "block";
    document.getElementById("contentid").style.display = "none";
}