var news_index=0;
var cur_td=null;
var cur_no=null;
var stop=false;
var outtime=0;
var timeid;
var autotid;
News_Scroll();

function News_Scroll()
{	
	var tb=document.getElementById("tb_News");
	var td=tb.getElementsByTagName("tr")[news_index*2].getElementsByTagName("td")[0];
	td.className="news_over";
	td.innerHTML=td.innerHTML.replace("_1","_2");
	td.getElementsByTagName("a")[0].className="white";
	if (cur_td!=null)
	{
		cur_td.className="";
		cur_td.innerHTML=cur_td.innerHTML.replace("_2","_1");
		cur_td.getElementsByTagName("a")[0].className="news";
	}
	cur_td=td;
	var no=document.getElementById("imgNo" + news_index);
	if (cur_no!=null)cur_no.src=cur_no.osrc;
	cur_no=no;
	cur_no.osrc=no.src;
	no.src=no.src.replace(".jpg","_b.jpg");
	//document.getElementById("tdBgImg").src="images/news/" + AryImg[parseInt(news_index)] ;
	document.getElementById("tdBgImg").style.backgroundImage="url(images/news/" + AryImg[parseInt(news_index)] + ")" ;
	if (news_index==4)news_index=0;
	else news_index +=1;
	if (!stop)autotid=setTimeout("News_Scroll()","3000");
}

function Start()
{   
	outtime +=1;
	//window.status=outtime;
	if (outtime<2) timeid=setTimeout("Start()","1000");
	else
	{
		clearTimeout(timeid);
		//window.status="Start";
		outtime=0;
		stop=false;
		//cur_td.className="news_over";
		//cur_td.innerHTML=cur_td.innerHTML.replace("_1","_2");
		//cur_td.getElementsByTagName("a")[0].className="white";
		News_Scroll();
	}
}

function Stop(index)
{	
	clearTimeout(autotid);
	if (index==news_index)return;
	clearTimeout(timeid);
	outtime=0;
	if (index<=4) news_index=index;
	stop=true;
	cur_td.className="";
	cur_td.innerHTML=cur_td.innerHTML.replace("_2","_1");
	cur_td.getElementsByTagName("a")[0].className="news";
}