function showBanner(id, location) {
	var ns = (navigator.appName.indexOf("Netscape") != -1);
	var tWidth = document.documentElement.clientWidth;
	//var tHeight = document.documentElement.clientHeight;
	var elem = document.getElementById(id);
	//elem.style.display = 'block';
	var eWidth = 120;
	//var eHeight = elem.offsetHeight;
	var mainWidth = 1000;
	var wrapperWitdh=1240;
	elem.style.top = "0px";
	//alert("tWidth:"+tWidth+" eWidth:"+eWidth);
	if (location=="left"&&tWidth>=wrapperWitdh) 
	{
		elem.style.left = ((tWidth - mainWidth) / 2 - eWidth) + "px";
		//elem.style.display = 'block';
		elem.style.position = 'fixed';
	} 
	else if (location=="left"&&tWidth<wrapperWitdh) 
	{
		elem.style.left = "0px";
		elem.style.position = 'absolute';
	} 
	else if (location=="right"&&tWidth>=wrapperWitdh) 
	{
		elem.style.left = (mainWidth + (tWidth - mainWidth) / 2) + "px";
		elem.style.position = 'fixed';
	}
	else if (location=="right"&&tWidth<wrapperWitdh) 
	{
		elem.style.left = "1120px";
		elem.style.position = 'absolute';
	}
}