if (document.images) {            
            img1on = new Image();      
            img1on.src = "http://www.matadorrecords.com/images/navigation/1-news.gif"; 
            img2on = new Image(); 
            img2on.src = "http://www.matadorrecords.com/images/navigation/1-tours.gif";  
            img3on = new Image();
            img3on.src = "http://www.matadorrecords.com/images/navigation/1-releases.gif";
            img4on = new Image();
            img4on.src = "http://www.matadorrecords.com/images/navigation/1-musicvideo.gif";
            img5on = new Image();
            img5on.src = "http://www.matadorrecords.com/images/navigation/1-info.gif";
            img6on = new Image();
            img6on.src = "http://www.matadorrecords.com/images/navigation/1-whatsup.gif";
            img20on = new Image();
            img20on.src = "http://www.matadorrecords.com/images/navigation/1-store.gif";

            img1off = new Image(); 
            img1off.src = "http://www.matadorrecords.com/images/navigation/0-news.gif"; 
            img2off = new Image();          
            img2off.src = "http://www.matadorrecords.com/images/navigation/0-tours.gif"; 
            img3off = new Image();
            img3off.src = "http://www.matadorrecords.com/images/navigation/0-releases.gif";
            img4off = new Image();
            img4off.src = "http://www.matadorrecords.com/images/navigation/0-musicvideo.gif";
            img5off = new Image();
            img5off.src = "http://www.matadorrecords.com/images/navigation/0-info.gif";
            img6off = new Image();
            img6off.src = "http://www.matadorrecords.com/images/navigation/0-whatsup.gif";
            img20off = new Image();
            img20off.src = "http://www.matadorrecords.com/images/navigation/0-store.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");
        }
}