if (document.images) {
    
    //INACTIVE IMAGES
    img1off = new Image();                   
    img1off.src = "images/static-home.gif";
    img2off = new Image();                   
    img2off.src = "images/static-about.gif";
    img3off = new Image();                   
    img3off.src = "images/static-feedback.gif";
    img4off = new Image();                   
    img4off.src = "images/static-events.gif";
    img5off = new Image();                   
    img5off.src = "images/static-boys.gif";
    img6off = new Image();                   
    img6off.src = "images/static-girls.gif";
    img7off = new Image();                   
    img7off.src = "images/static-contact.gif";
    img8off = new Image();                   
    img8off.src = "images/static-links.gif";

    
    //ACTIVE IMAGES
    img1on = new Image();                  
    img1on.src = "images/spinning-home.gif";
    img2on = new Image();                  
    img2on.src = "images/spinning-about.gif";
    img3on = new Image();                  
    img3on.src = "images/spinning-feedback.gif";
    img4on = new Image();                  
    img4on.src = "images/spinning-events.gif";
    img5on = new Image();                  
    img5on.src = "images/spinning-boys.gif";
    img6on = new Image();                  
    img6on.src = "images/spinning-girls.gif";
    img7on = new Image();                  
    img7on.src = "images/spinning-contact.gif";
    img8on = new Image();                  
    img8on.src = "images/spinning-links.gif";
    }
    
    function imgOn(imgID) {               
        if (document.images) {
            document.getElementById(imgID).src = eval(imgID + "on.src");
        }
    }
    
    function imgOff(imgID) {
        if (document.images) {
            document.getElementById(imgID).src=eval(imgID + "off.src");
        }
    }