function mouseover(id, event)
{
	var element = document.getElementById(id);

	var w_0 = document.getElementById("body").offsetWidth;
	var w_1 = element.offsetWidth;

	var x = event.clientX - Math.round(event.clientX * w_1 / w_0);
	var y = event.clientY + 3;

	element.style.visibility = "visible";
	element.style.left = x + "px";
	element.style.top = y + "px";
}

function mouseout(id)
{
	document.getElementById(id).style.visibility = "hidden";
}