var ImgIdx = 1;//To mark which image will be select next
	var ListEffect = [	["", "", ""],
						["ScrollIn", "ScrollOut", "ScrollIn"],
						["TopDown", "LeftRight", "DownTop"]];
	function PreloadImg(){
		$.ImagePreload("images/Ads1.jpg");
		$.ImagePreload("images/Ads2.jpg");
		$.ImagePreload("images/Ads3.jpg");
	}
	
	var StartAds = function(){
		$("#Description").animate({"top": "-20px"},500,function(){
			if(!$("#Ads").ImageAnimating()){
				$("#Ads").ImageSwitch({	Type:ListEffect[1][ImgIdx], 
										NewImage:"images/Ads"+(ImgIdx+1)+".jpg",
										Direction: ListEffect[2][ImgIdx],
										StartOpacity: 1,
										EndOpacity: 1,
										Speed: 500
										},function(){
											$("#Description").html(ListEffect[0][ImgIdx]);
											$("#Description").animate({"top": "0px"},500);
											ImgIdx++;
											if(ImgIdx>2) ImgIdx = 0;												
										});												
			}
		});
	}