var B_folder="/banners/";
var B_Count=4;
var B_View_Time=4000;
var B_Effect_Time=1000;
var B_current=1;

var B_imgs=new Array();

var B_th=null;
function B_getNext()
{
	for(i=1;i<=B_Count;i++)
	{
		
		if(B_imgs[(i+B_current-1)%(B_Count)].complete)
		{
			return (i+B_current-1)%(B_Count);
		}
	}
	return -1;
}
function B_iter_palay_banner()
{
	clearTimeout(B_th);

	var a=(arguments[1] && !isNaN(arguments[1]))?arguments[1]:B_getNext();
	if(a!=-1 )
	{
		
		B_current=a+1;
		$(".bnItem").css("backgroundColor","white");
		$(".bnItem").attr("backColor","white");
		
		$(".bnItem:eq("+a.toString()+")").css("backgroundColor","#999");
		$(".bnItem:eq("+a.toString()+")").attr("backColor","#999");
		
		var tit=$(".bnItem:eq("+a.toString()+")").attr("title");
		$(".bnDesc").fadeTo(1000,0,function(){$(".bnDesc").html(tit);$(".bnDesc").fadeTo(1000,1,function(){});});
		if(jQuery("#bannerImg1").css("opacity")==0)
		{
			
			document.getElementById("bannerImg1").src=B_imgs[a].src;
			jQuery("#bannerImg2").fadeTo(B_Effect_Time,0,function(){jQuery("#bannerImg2").css("opacity","0");});
			jQuery("#bannerImg1").fadeTo(B_Effect_Time,1,function(){B_th=setTimeout(B_iter_palay_banner,B_View_Time);});
		}
		else
		{
			document.getElementById("bannerImg2").src=B_imgs[a].src;
			jQuery("#bannerImg1").fadeTo(B_Effect_Time,0,function(){jQuery("#bannerImg1").css("opacity","0");});
			jQuery("#bannerImg2").fadeTo(B_Effect_Time,1,function(){B_th=setTimeout(B_iter_palay_banner,B_View_Time);});
		}
	}

}
function PlayBanner()
{
	document.getElementById("bannerImg1").onload="onload";
	B_imgs[0]=document.createElement("img");
	B_imgs[0].src=document.getElementById("bannerImg1").src;
	
	for(i=2;i<=B_Count;i++)
	{
		B_imgs[i-1]=document.createElement("img");
		B_imgs[i-1].src=B_folder+i.toString()+".jpg";
	}
	B_th=setTimeout(B_iter_palay_banner,B_View_Time);
}