// JavaScript Document
var time = 1000;
var h = 0;
function addCount()
{
	if(time>0)
	{
		time--;
		h = h+5;
	}
	else
	{
		return;
	}
	if(h>400)  //高度
	{
		return;
	}
	document.getElementById("ads").style.display = "";
	document.getElementById("ads").style.height = h+"px";
	setTimeout("addCount()",30); 
}


var T = 260;
var N = 260; //高度
function noneAds()
{
	if(T>0)
	{
		T--;
		N = N-5;
	}
	else
	{
		return;
	}
	if(N<0)
	{
		document.getElementById("ads").style.display = "none";
		return;
	}
	
	document.getElementById("ads").style.height = N+"px";
	setTimeout("noneAds()",30); 
}