img0_on = new Image(186,25);
		img0_on.src="Document_Files/home2.gif";
		img0_off = new Image(186,25);
		img0_off.src="Document_Files/home.gif";
		
		img1_on = new Image(186,25);
		img1_on.src="Document_Files/about2.gif";
		img1_off = new Image(186,25);
		img1_off.src="Document_Files/about.gif";
		
		img2_on = new Image(186,25);
		img2_on.src="Document_Files/services2.gif";
		img2_off = new Image(186,25);
		img2_off.src="Document_Files/services.gif";

		img3_on = new Image(186,25);
		img3_on.src="Document_Files/petstipsandinfo2.gif";
		img3_off = new Image(186,25);
		img3_off.src="Document_Files/petstipsandinfo.gif";

		img4_on = new Image(186,25);
		img4_on.src="Document_Files/photogallery2.gif";
		img4_off = new Image(186,25);
		img4_off.src="Document_Files/photogallery.gif";

		img5_on = new Image(186,25);
		img5_on.src="Document_Files/contact2.gif";
		img5_off = new Image(186,25);
		img5_off.src="Document_Files/contact.gif";


		function over_image(parm_name)
		     {
		        document[parm_name].src = eval(parm_name + "_on.src");
		     }
		function off_image(parm_name)
		     {
		        document[parm_name].src = eval(parm_name + "_off.src");
		     }