if (document.images)
	{
		homebuttonon= new Image();
		homebuttonon.src="img/drathes-sanctuary-home-on.gif";
		gallerybuttonon= new Image();
		gallerybuttonon.src="img/drathes-sanctuary-gallery-on.gif";
		profilebuttonon= new Image();
		profilebuttonon.src="img/drathes-sanctuary-profile-on.gif";
		heroquestbuttonon= new Image();
		heroquestbuttonon.src="img/drathes-sanctuary-heroquest-on.gif";

		homebuttonoff= new Image();
		homebuttonoff.src="img/drathes-sanctuary-home-off.gif";
		gallerybuttonoff= new Image();
		gallerybuttonoff.src="img/drathes-sanctuary-gallery-off.gif";
		profilebuttonoff= new Image();
		profilebuttonoff.src="img/drathes-sanctuary-profile-off.gif";
		heroquestbuttonoff= new Image();
		heroquestbuttonoff.src="img/drathes-sanctuary-heroquest-off.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;
		}
	}