if (document.images)
	{
		drathelogoon= new Image();
		drathelogoon.src="images/links/drathe-banner-on.gif";

		drathelogooff= new Image();
		drathelogooff.src="images/links/drathe-banner.gif";
	}

	function lightup(imgName)
	{
		if (document.images)
		{
			imgOn=eval(imgName + "on.src");
			document[imgName].src= imgOn;
		}
	}

	function turnoff(imgName)
	{
		if (document.images)
		{
			imgOff=eval(imgName + "off.src");
			document[imgName].src= imgOff;
		}
	}