// 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;
}

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_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;
}

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];}
}

function ListPrdMenu(obj){
	PrdMenu1.style.display='none';
	PrdMenu2.style.display='none';
	PrdMenu3.style.display='none';
	PrdMenu4.style.display='none';
	eval("PrdMenu"+obj+".style.display='';");
}

function onbig(theurl,w,h)
{
  window.open(theurl,'','width='+ w +',height='+ h +',scrollbars=yes,resizable=yes')
}
function LoginInfo()
{
  alert("您需要登录后才能下载相应内容，请先注册或登录！");
}
function ovrTR(td)
{ td.background = "images/prd-menuOver.jpg"; }

function outTR(td)
{ td.background = "images/prd-menu.jpg"; }

function PrdovrTR(tr)
{ 
tr.bgColor = "ffffff"; 
tr.style.color = "000000"; 
}

function PrdoutTR(tr)
{ 
tr.bgColor ="4188CB"; 
tr.style.color = "ffffff"; 
}

// 顶部左右滚动图片===================================

function scrollLeft()
{
	if(demo2.offsetWidth  <= marquees.scrollLeft){
		marquees.scrollLeft = marquees.scrollLeft - demo1.offsetWidth;
				
	}
	if(stopscroll==true) return;
	preLeft=marquees.scrollLeft;
	marquees.scrollLeft+=2;
	if(preLeft==marquees.scrollLeft)
	{
		//marquees.scrollLeft=templayer.offsetWidth-marqueesWidth+1;
	}
}

function scrollRight()
{
	if(stopscroll==true) return;

	preLeft=marquees.scrollLeft;
	marquees.scrollLeft-=2;
	if(preLeft==marquees.scrollLeft)
	{
		if(!getlimit)
		{
			//marquees.scrollLeft=templayer.offsetWidth*2;
			getlimit=marquees.scrollLeft;
		}
		marquees.scrollLeft-=1;
	}
}

function Left()
{
	StopScroll()
	stopscroll = false;
	sh = setInterval("scrollLeft()",50);
}

function Right()
{
	StopScroll()
	stopscroll = false;
	sh = setInterval("scrollRight()",50);
}

function StopScroll()
{
	stopscroll = true;
	clearInterval( sh );
}



function SelectType(value)
{
	document.all.sendForm.page.value = 1;
	document.all.sendForm.type.value = value;

	document.all.sendForm.submit();
}

function init()
{
	with(marquees)
	{
		style.height=0;
		style.width=marqueesWidth;
		style.overflowX="hidden";
		style.overflowY="visible";
		style.align = "center";
		noWrap=true;
	}
}

//首页右边图片切换=======================================================

function playTran(){
	if (document.all)
		imgInit.filters.revealTrans.play();
}

//自动切换
var key=0;
function nextAd(){
	if(adNum<j)adNum++ ;
	else adNum=1;
	
	if( key==0 ){
		key=1;
	} else if (document.all){
		imgInit.filters.revealTrans.Transition=11;
		imgInit.filters.revealTrans.apply();
		playTran();
	}
	Scrollbg(adNum);
	document.images.imgInit.src=imgUrl[adNum];
    //setTimeout("document.getElementById('show').innerHTML=imgTz[adNum]; ",2000);
	
	theTimer=setTimeout("nextAd()", 8000);
}

//手动切换
function GoAd(n){
	window.clearTimeout(theTimer); //清除延时
	adNum=n;
	
	if( key==0 ){
		key=1;
	} else if (document.all){
		imgInit.filters.revealTrans.Transition=11;
		imgInit.filters.revealTrans.apply();
		playTran();
	}
	Scrollbg(adNum);
	document.images.imgInit.src=imgUrl[adNum];
	theTimer=setTimeout("nextAd()", 8000); //重设时间
}

//点击链接
function goUrl(){
	jumpUrl=imgLink[adNum];
	jumpTarget='_self';
	if (jumpUrl != ''){
		if (jumpTarget != '') 
			window.open(jumpUrl,jumpTarget);
		else
			location.href=jumpUrl;
	}
}