if (document.images)
	{
	img1 = new Image();
	img2 = new Image();
	img3 = new Image();
	img4 = new Image();
	img5 = new Image();
	img6 = new Image();
	img7 = new Image();
	img8 = new Image();
	
	img1.src = "images/terning_top.jpg";
	img2.src = "images/terning_bottom.jpg";
	img3.src = "images/copyrighted.gif";
	img4.src = "images/bottombar_bg.gif";
	img5.src = "images/16x16/opennode.gif";
	img6.src = "images/16x16/splitrightnode.gif";
	img7.src = "images/16x16/folder.gif";
	img8.src = "images/16x16/lastnode.gif";
	}