function mroll(id, mode)
	{
	document.getElementById("mbg").style.visibility = "visible";
	if (document.getElementById)
		{
		if (document.getElementById("menu" + id))
			{
			className = document.getElementById("menu" + id).className;
			arr = className.split("_");
			document.getElementById("menu" + id).className = arr[0] + ((mode == 0) ? "_dark" : "_lite");
			}
		}
	}

function proll(id, mode)
	{
	if (document.getElementById)
		{
		if (document.getElementById("menu" + id))
			{
			// alert(id);
			imgSrc = document.getElementById("menu" + id).src;
			arr = imgSrc.split("~");
			if (arr[1] != mode + ".gif")
				{
				imgSrc = arr[0] + "~" + mode + ".gif";
				document.getElementById("menu" + id).src = imgSrc;
				}
			}
		}
	}