//fanye guanggao daima
var n=0;
function Mea(value){
	n=value;
	setBg(value);
	plays(value);
	}
function setBg(value){
	for(var i=0;i<4;i++)
		document.getElementById("t"+i+"").className="bbg0";
	document.getElementById("t"+value+"").className="bbg1";
	} 
function plays(value){
	with (au1){
		filters[0].Apply();
		for(i=0;i<4;i++)i==value?children[i].style.display="block":children[i].style.display="none"; 
		filters[0].play(); 		
		}
}
function clearAuto(){clearInterval(autoStart)}
function setAuto(){autoStart=setInterval("auto(n)", 3000)}
function auto(){
	n++;
	if(n>3)n=0;
	Mea(n);
} 
setAuto(); 
//fanye guanggao daima
function fodb4(obj)
		  {
			var pb = obj.parentNode.parentNode.parentNode.parentNode;
			var pb1 = obj.parentNode.getElementsByTagName("div");
			var tb = pb.getElementsByTagName("tr")[1].getElementsByTagName("ul");
			var nb = pb1.length;
			for(i=0;i<nb;i++)
			{
				if(pb1[i] == obj)
				{
					pb1[i].className = "sb4";
					tb[i].className = "dis4";
				}
				else
				{
					pb1[i].className = "cardb4";
					tb[i].className = "undis4";				
				}
			}
		  }