if (document.images) {         					   // Active Images

            img1on = new Image();
            img1on.src = "img/leftnav/about_x.gif";
            img2on = new Image();
            img2on.src = "img/leftnav/location_x.gif";
            img3on = new Image();
            img3on.src = "img/leftnav/specs_x.gif";
			img4on = new Image();
            img4on.src = "img/leftnav/plan_x.gif";
			img5on = new Image();
            img5on.src = "img/leftnav/leasing_x.gif";
            img6on = new Image();
            img6on.src = "img/leftnav/contact_x.gif";
			img7on = new Image();
            img7on.src = "img/leftnav/home_x.gif";
			img8on = new Image();
            img8on.src = "img/topnav/about_x.gif";
			img9on = new Image();
            img9on.src = "img/topnav/raceprogram_x.gif";
			img10on = new Image();
            img10on.src = "img/topnav/photos_x.gif";

            img1off = new Image(); 	
            img1off.src = "img/leftnav/about.gif";
            img2off = new Image(); 	
            img2off.src = "img/leftnav/location.gif";
            img3off = new Image();
            img3off.src = "img/leftnav/specs.gif";
			img4off = new Image(); 		
            img4off.src = "img/leftnav/plan.gif";
			img5off = new Image(); 	
            img5off.src = "img/leftnav/leasing.gif";
            img6off = new Image();
            img6off.src = "img/leftnav/contact.gif";
			img7off = new Image(); 		
            img7off.src = "img/leftnav/home.gif";
			img8off = new Image(); 		
            img8off.src = "img/topnav/about.gif";
			img9off = new Image(); 		
            img9off.src = "img/topnav/raceprogram.gif";
			img10off = new Image(); 		
            img10off.src = "img/topnav/photos.gif";

			}

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

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