function change_option(number,index,urlindex)
{
    for(var i = 1 ;i<= number; i++)
    {
        document.getElementById("menu"+i).style.backgroundImage="";
    }
    var obj = document.getElementById("menu"+index);
    if(urlindex == 1)
        obj.style.backgroundImage="url('Common/Images/dtg2.gif')";
    else
        obj.style.backgroundImage="url('../../Common/Images/dtg2.gif')";
//	for (var i = 1; i <= number; i++) {
//	 	 document.getElementById('content' + i).style.display = 'none';
//     	 document.getElementById('content' + index).style.display = 'block';
//    }
    document.getElementById("DivCMenu").style.display = "block";
}

function SetBGImages(obj)
{
    var first = document.getElementById("first");
    var Second = document.getElementById("Second");
    if (obj == 2)
    {
        Second.style.backgroundImage = "url('../../Common/Images/KL03.gif')";
        first.style.backgroundImage = "url('../../Common/Images/GFHGF.gif')";
        document.getElementById("table2").style.display= "none";
        document.getElementById("table1").style.display= "";
        document.getElementById("topimg").style.backgroundImage ="url('../../Common/Images/FVDG072.gif')";
    }
    else
    {
        Second.style.backgroundImage = "url('../../Common/Images/GFHGF.gif')";
        first.style.backgroundImage = "url('../../Common/Images/KL03.gif')";
        document.getElementById("table2").style.display= "";
        document.getElementById("table1").style.display= "none";
        document.getElementById("topimg").style.backgroundImage ="url('../../Common/Images/FVDG07.gif')";
    }
}

function ChageTabShare(obj)
{
    if (obj == 1)
    {
        document.getElementById("tab2").style.backgroundImage ="url('../../Common/Images/sdfas6.gif')";
        document.getElementById("tab1").style.backgroundImage ="url('../../Common/Images/sdfsdf8.gif')";
        document.getElementById("div1").style.display = "";
        document.getElementById("div2").style.display = "none";
    }
    else
    {
        document.getElementById("tab2").style.backgroundImage ="url('../../Common/Images/sdfsdf8.gif')";
        document.getElementById("tab1").style.backgroundImage ="url('../../Common/Images/sdfas6.gif')";
        document.getElementById("div1").style.display = "none";
        document.getElementById("div2").style.display = "";
    }
}
function ChageTabShare2(obj)
{
    if (obj == 1)
    {
        document.getElementById("tab4").style.backgroundImage ="url('../../Common/Images/sdfas6.gif')";
        document.getElementById("tab3").style.backgroundImage ="url('../../Common/Images/sdfsdf8.gif')";
        document.getElementById("div3").style.display = "";
        document.getElementById("div4").style.display = "none";
    }
    else
    {
        document.getElementById("tab4").style.backgroundImage ="url('../../Common/Images/sdfsdf8.gif')";
        document.getElementById("tab3").style.backgroundImage ="url('../../Common/Images/sdfas6.gif')";
        document.getElementById("div3").style.display = "none";
        document.getElementById("div4").style.display = "";
    }
}
function ChageTabTop(obj)
{
    if (obj == 1)
    {
        document.getElementById("Tab6").style.backgroundImage ="url('../../Common/Images/sdfsgfdg_49.gif')";
        document.getElementById("Tab5").style.backgroundImage ="url('../../Common/Images/sdfsdf8.gif')";
        document.getElementById("div5").style.display = "";
        document.getElementById("div6").style.display = "none";
    }
    else
    {
        document.getElementById("Tab6").style.backgroundImage ="url('../../Common/Images/sdfsdf8.gif')";
        document.getElementById("Tab5").style.backgroundImage ="url('../../Common/Images/sdfsgfdg_49.gif')";
        document.getElementById("div5").style.display = "none";
        document.getElementById("div6").style.display = "";
    }
}

////下拉菜单
//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);

function ShowCMenu(o)
{
    var m=document.getElementById("DivCMenu") 
    m.style.left=getL(o)+"px" //====设置的是left属性
    //而且注意需要document.getElementById
    m.style.top=getT(o)+document.getElementById("DivCMenu").offsetHeight+"px" //====设置的是top属性
    m.style.visibility="inherit";
} 



function HidCMenu(o)
{ 
    document.getElementById("DivCMenu").style.visibility="hidden"
} 

function getL(id)
{ 
    var e = document.getElementById("menuC"+id);
    var left = e.offsetLeft;
    while(e=e.offsetParent)
    { 
        left += e.offsetLeft; 
    } 
    return left-30 ;
} 

function getT(id)
{ 
    var e=document.getElementById("menuC"+id);
    var top = e.offsetTop; 
    while(e = e.offsetParent)
    { 
        top += e.offsetTop;
    } 
    return top-255 ;
} 

function show258(obj)
{
    for(var i = 1 ;i<= 8; i++)
    {
        document.getElementById("img258_"+i).style.display = "none";
        document.getElementById("tr_"+i).style.backgroundColor="";
    }
    document.getElementById("img258_"+obj).style.display = "block";
    document.getElementById("tr_"+obj).style.backgroundColor="#ffefbb";
}