function FadeItem(id)
{
	if (!document.getElementById || !document.getElementsByTagName)
		return false;
	this.fadeItem = document.getElementById(id);
	this.fadeStep = .1;
	this.maxOpacity = 1;
	this.fadeInterval = 50;
}

FadeItem.prototype.fadein = function()
{
	var fi = this.fadeItem;
	var fstep = this.fadeStep;
	var fint = this.fadeInterval;
	var maxOpacity = this.maxOpacity;
	var intId = setInterval(
		function()
		{
			var opacity = parseFloat(fi.style.opacity);
			opacity += fstep;
			fi.style.filter = "alpha(opacity=" + opacity*100 + ")";
			fi.style.opacity = opacity;
			if(opacity>=maxOpacity)
			{
				clearInterval(intId);
				//fi.style.filter = "alpha(opacity=100)";
				//fi.style.opacity = 1;
			}
		}
		,fint);
}