if (document.images) {            

            //On
            img1on = new Image();   img1on.src = "http://wyohunt.com/interface/img1on.jpg"; 
            img2on = new Image();   img2on.src = "http://wyohunt.com/interface/img2on.jpg";
            img3on = new Image();   img3on.src = "http://wyohunt.com/interface/img3on.jpg"; 
            img4on = new Image();   img4on.src = "http://wyohunt.com/interface/img4on.jpg";
            img5on = new Image();   img5on.src = "http://wyohunt.com/interface/img5on.jpg"; 
            img6on = new Image();   img6on.src = "http://wyohunt.com/interface/img6on.jpg";
            img7on = new Image();   img7on.src = "http://wyohunt.com/interface/img7on.jpg"; 
            img8on = new Image();   img8on.src = "http://wyohunt.com/interface/img8on.jpg";
            img9on = new Image();   img9on.src = "http://wyohunt.com/interface/img9on.jpg";

            //Off
            img1off = new Image();   img1off.src = "http://wyohunt.com/interface/img1off.jpg"; 
            img2off = new Image();   img2off.src = "http://wyohunt.com/interface/img2off.jpg"; 
            img3off = new Image();   img3off.src = "http://wyohunt.com/interface/img3off.jpg"; 
            img4off = new Image();   img4off.src = "http://wyohunt.com/interface/img4off.jpg";
            img5off = new Image();   img5off.src = "http://wyohunt.com/interface/img5off.jpg"; 
            img6off = new Image();   img6off.src = "http://wyohunt.com/interface/img6off.jpg"; 
            img7off = new Image();   img7off.src = "http://wyohunt.com/interface/img7off.jpg"; 
            img8off = new Image();   img8off.src = "http://wyohunt.com/interface/img8off.jpg";
            img9off = new Image();   img9off.src = "http://wyohunt.com/interface/img9off.jpg";

            }


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



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