// JavaScript Document
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
  resetImg();
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

// utility function to retrieve an expiration data in proper format;
function getExpDate(days, hours, minutes)
{
	var expDate = new Date();
	if(typeof(days) == "number" && typeof(hours) == "number" && typeof(hours) == "number")
	{
		expDate.setDate(expDate.getDate() + parseInt(days));
		expDate.setHours(expDate.getHours() + parseInt(hours));
		expDate.setMinutes(expDate.getMinutes() + parseInt(minutes));
		return expDate.toGMTString();
	}
}

//utility function called by getCookie()
function getCookieVal(offset)
{
	var endstr = document.cookie.indexOf(";", offset);
	if(endstr == -1)
	{
		endstr = document.cookie.length;
	}
	return unescape(document.cookie.substring(offset, endstr));
}

// primary function to retrieve cookie by name
function getCookie(name)
{
	var arg = name + "=";
	var alen = arg.length;
	var clen = document.cookie.length;
	var i = 0;
	while(i < clen)
	{
		var j = i + alen;
		if (document.cookie.substring(i, j) == arg)
		{
			return getCookieVal(j);
		}
		i = document.cookie.indexOf(" ", i) + 1;
		if(i == 0) break;
	}
	return;
}

// store cookie value with optional details as needed
function setCookie(name, value, expires, path, domain, secure)
{
	document.cookie = name + "=" + escape(value) +
		((expires) ? "; expires=" + expires : "") +
		((path) ? "; path=" + path : "") +
		((domain) ? "; domain=" + domain : "") +
		((secure) ? "; secure" : "");
}

// remove the cookie by setting ancient expiration date
function deleteCookie(name,path,domain) 
{
	if(getCookie(name))
	{
		document.cookie = name + "=" +
			((path) ? "; path=" + path : "") +
			((domain) ? "; domain=" + domain : "") +
			"; expires=Thu, 01-Jan-70 00:00:01 GMT";
	}
}
function initmenu()
{
	var sDivID = getCookie("expanddiv");
	var sImgID = getCookie("currentmenu");
	var sTdID = getCookie("currenttd");	
	if(sDivID != "" && typeof(sDivID) != "undefined"){		
		divobj = document.getElementById(sDivID);		
		divobj.style.display = "block";
	}
	if(sImgID != "" && typeof(sImgID) != "undefined"){
		var sImg = "Image"+sImgID;
		var sSrc = "img/"+sImgID+"a_menu.gif";
		imgobj = document.getElementById(sImg);
		imgobj.setAttribute("src",sSrc);
	}
	/*if(sTdID != "" && typeof(sTdID) != "undefined"){			
		tdobj = document.getElementById(sTdID);
		tdobj.className="td_css2";
	}*/
}
function resetmenuimg(imgID)
{
	var objImgName = "Image"+imgID;
	var strSrc = "img/"+imgID+"a_menu.gif";
	var sImgID = getCookie("currentmenu");
	if(sImgID != "" && typeof(sImgID) != "undefined"){
		if(imgID != sImgID){
			var sImg = "Image"+sImgID;
			var sSrc = "img/"+sImgID+"_menu.gif";
			imgobj = document.getElementById(sImg);
			imgobj.setAttribute("src",sSrc);
		}
	}
}

function resetImg()
{
	//var objImgName = "Image"+imgID;
	//var strSrc = "img/"+imgID+"a_menu.gif";
	var sImgID = getCookie("currentmenu");
	if(sImgID != "" && typeof(sImgID) != "undefined"){
		//if(imgID != sImgID){
			var sImg = "Image"+sImgID;
			//alert(sImg);
			var sSrc = "img/"+sImgID+"a_menu.gif";
			imgobj = document.getElementById(sImg);
			imgobj.setAttribute("src",sSrc);
		//}
	}
}

function showMouseOutImg(imgID)
{
	var objImgName = "Image"+imgID;
	var strSrc = "img/"+imgID+"a_menu.gif";
	var sImgID = getCookie("currentmenu");
	if(sImgID != "" && typeof(sImgID) != "undefined"){
		if(imgID != sImgID){
			var sImg = "Image"+sImgID;
			var sSrc = "img/"+sImgID+"_menu.gif";
			imgobj = document.getElementById(sImg);
			imgobj.setAttribute("src",sSrc);
		}
	}
}

function showMenu(divID,imgID)
{    	
	setCookie("expanddiv",divID,getExpDate(1,1,1));
	setCookie("currentmenu",imgID,getExpDate(1,1,1));
	document.getElementById('Div01').style.display = 'none';
	document.getElementById('Div02').style.display = 'none';
	document.getElementById('Div03').style.display = 'none';
	document.getElementById('Div04').style.display = 'none';
	document.getElementById('Div05').style.display = 'none';
	document.getElementById('Div06').style.display = 'none';
	document.getElementById('Div07').style.display = 'none';
	document.getElementById('Div08').style.display = 'none';
	document.getElementById('Div09').style.display = 'none';
	document.getElementById(divID).style.display = 'block';
	//document.getElementById(objImgName).setAttribute("src",strSrc);
}

function hideMenu(objID)
{	
	document.getElementById(objID).style.display = '';
}

function ProSort(objID,objSource)
{
	if(document.getElementById(objID).style.display == 'none')
	{
		document.getElementById(objID).style.display = '';
		//objSource.src = 'img/xiang1.gif';
	}
/*	else
	{
		document.getElementById(objID).style.display = 'none';
		//objSource.src = 'img/xiang.gif';
	}*/
}
//over.out ɫ
function over_this(obj)
{
if(obj.className=="td_css1")
//setCookie("currenttd",obj.id,getExpDate(1,1,1));
obj.className="td_css2"
}
function out_this(obj)
{
if(obj.className=="td_css2")
obj.className="td_css1"
}