//顶部伸展广告
if ($("#js_ads_banner_top_slide").length){
	var $slidebannertop = $("#js_ads_banner_top_slide"),$bannertop = $("#js_ads_banner_top");
	settimeout(function(){$bannertop.slideup(1000);$slidebannertop.slidedown(1000);},2500);
	settimeout(function(){$slidebannertop.slideup(1000,function (){$bannertop.slidedown(1000);});},8500);
}