<!--
    if (document.images) {
            raon = new Image();      
            raon.src = "images/ra-home-on.jpg"; 
            lson = new Image();      
            lson.src = "images/ls-home-on.jpg"; 
            aaon = new Image();      
            aaon.src = "images/aa-home-on.jpg"; 
            cuon = new Image();      
            cuon.src = "images/cu-home-on.jpg"; 

            raoff = new Image();      
            raoff.src = "images/ra-home-off.jpg"; 
            lsoff = new Image();      
            lsoff.src = "images/ls-home-off.jpg"; 
            aaoff = new Image();      
            aaoff.src = "images/aa-home-off.jpg"; 
            cuoff = new Image();      
            cuoff.src = "images/cu-home-off.jpg"; 

          }

// Function to 'activate' images.
function imgOn(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "on.src");
        }
}

// Function to 'deactivate' images.
function imgOff(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "off.src");
        }
}

//-->