// JavaScript Document

function dj(i,f)

{ 
for(j=1;j<5;j++)
{
if(i==j){
	if(f==1){
	document.getElementById("a1").src="/images/b.jpg";
	document.getElementById("a2").src="/images/a.jpg";
	document.getElementById("a3").src="/images/c.jpg";
	document.getElementById("a4").src="/images/d2.jpg";
	document.getElementById("b"+j).style.display="";
	}
	else
	
	{
	if(f==2){
	document.getElementById("a1").src="/images/b1.jpg";
	document.getElementById("a2").src="/images/a1.jpg";
	document.getElementById("a3").src="/images/c.jpg";
	document.getElementById("a4").src="/images/d2.jpg";
	document.getElementById("b"+j).style.display="";
	}
    else
    {
	if(f==3){
	document.getElementById("a1").src="/images/b1.jpg";
	document.getElementById("a2").src="/images/a.jpg";
	document.getElementById("a3").src="/images/c1.jpg";
	document.getElementById("a4").src="/images/d2.jpg";
	document.getElementById("b"+j).style.display="";
	}
	else
	{
	document.getElementById("a1").src="/images/b1.jpg";
	document.getElementById("a2").src="/images/a.jpg";
	document.getElementById("a3").src="/images/c.jpg";
	document.getElementById("a4").src="/images/d1.jpg";
    document.getElementById("b"+j).style.display="";
	}
    }
	}
}
else
{
document.getElementById("b"+j).style.display="none";
}
}

}
function picbian()
{
	window.parent.document.all.MediaPlayer1.style.display="";
	window.parent.document.all.JWZT_table_live_program.style.display="none";
}
var intervalId = null;
function slideAd(id,nStayTime,sState,nMaxHth,nMinHth){
this.stayTime=nStayTime*5 || 40;
this.maxHeigth=nMaxHth || 670; //广告最大高度
this.minHeigth=nMinHth || 1;
this.state=sState || "down" ;
var obj = document.getElementById(id);
if(intervalId != null)window.clearInterval(intervalId);
function openBox(){
var h = obj.offsetHeight;
obj.style.height = ((this.state == "down") ? (h +10 ) : (h - 10))+"px";
if(obj.offsetHeight>this.maxHeigth){
window.clearInterval(intervalId);
intervalId=window.setInterval(closeBox,this.stayTime);
}
if (obj.offsetHeight<this.minHeigth){
window.clearInterval(intervalId);
obj.style.display="none";
}
}
function closeBox(){
slideAd(id,this.stayTime,"up",nMaxHth,nMinHth);
}
intervalId = window.setInterval(openBox,2);
}