function findPosX(obj){
	var curleft = 0;
	if (obj.offsetParent){
		while (obj.offsetParent){
			curleft += obj.offsetLeft
			obj = obj.offsetParent;
		}
	}else if (obj.x){
		curleft += obj.x;
	}
	return curleft;
}
 
function findPosY(obj){
	var curtop = 0;
	if (obj.offsetParent){
		while (obj.offsetParent){
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	}else if (obj.y){
		curtop += obj.y;
	}
	return curtop;
}


/*COLOCAR IMAGEN DE PORTADA EN SU SITIO*/
var firstElement=document.getElementsByTagName('body')[0].childNodes[1];
//find the offset coordinates
xOffset=findPosX(firstElement)+162;
yOffset=findPosY(firstElement)+63;
var style="z-index:100;position:absolute;left:"+xOffset+"px;top:"+yOffset+"px";
var bodytag=document.getElementsByTagName('body')[0];
var newdiv = document.createElement('div');
newdiv.innerHTML = '<img src="/u/imagenes/top/topinicio.gif" style="'+style+'" >';
bodytag.appendChild(newdiv);