function MenuOver(imgName)
{
	// onMouseOver
	if (document.images)
	{
		document[imgName].src = imgList[imgName].over.src;
	}
}

function MenuOut(imgName)
{
	//onMouseOut 
	if (document.images)
	{
		document[imgName].src = imgList[imgName].out.src;
	}
}

function imgList(imgName)
{
	this.over = new Image();
	this.out = new Image();
	this.over.src = "/images/b/" + "bd" + imgName + ".gif";
	this.out.src = "/images/b/" + "bu" + imgName + ".gif";
}

if (document.images)
{
}