/*
Added by ·æ¸çÈí¼þ£¨ËÎå¹£©
*/

function show_it()
{
	var anim = function()
	{
		n += 100;
		if(n >= 268)	//246+22=268
		{
			document.getElementById('top_bigADBoard').style.marginTop = "0";
			window.clearInterval(t1);
		}
		else
		{
			document.getElementById('top_bigADBoard').style.marginTop = "-"+(268 - n)+"px";	//246+22=268
		}
	}
	var n=0;
	var t1 = window.setInterval(anim,536);	//268*2=536
}
function close_chk_show()
{
	var anim = function()
	{
		n += 100;
		if(n >= 268)	
		{
			document.getElementById('top_bigADBoard').style.marginTop = "-268px";
			window.clearInterval(t1);
		}
		else
		{
			document.getElementById('top_bigADBoard').style.marginTop = "-"+ n +"px";
		}
	},n=0;
	var t1 = window.setInterval(anim,536);	// 246*2=492;£¨246+22£©*2=536
}

//	function showbanner()
//	{
//		document.getElementById('noticediv').style.display = "block";
//	}