// JScript 文件

var ads_v1=document.getElementById("ads_v1");
var ads_v2=document.getElementById("ads_v2");
var sL=1;
var iS=0;
function p(){    
	//alert(iS); 
	//alert(sL);
	if(iS==0){
		if(sL%2==1){
			cs1(ads_v1,1);
			cs1(ads_v2,0);
			setTimeout('p()',5000);
		}else{
			cs1(ads_v1,0);
			cs1(ads_v2,1);
			setTimeout('p()',5000);
		}
		sL++;
	}else{
		setTimeout('p()',5000);
	}
}
	
function cs1(a,b){
	if(a==null)
		return;
	//a.filters.revealTrans.apply();
	if(b==1)
		a.style.visibility="visible";
	else
		a.style.visibility="hidden";
	//a.filters.revealTrans.play();
}

function s(v){
	iS=v;
}

p();