function setLogoPosition()
{
	var l = document.getElementById("Logo");
	if(l)
	{
		var b = document.getElementsByTagName("body")[0];
		if(b)
		{
			var miny = 10;
			var maxy = b.offsetHeight - parseInt(l.style.height) - 10;
			var top = Math.round(miny + (Math.random() * maxy));
			l.style.top = top + "px";
		}
	}
}
window.onload = setLogoPosition;