var STImagesOver = new Array();
var STImagesOff = new Array();
LoadSTImages();

// image is the Image Object Name from HTML (the NAME Property of IMG)
// index is the index into the array STImagesOver
function STImageOver(image, index) {
    image.src = STImagesOver[index].src;
}

function STImageOff(image, index) {
    image.src = STImagesOff[index].src;
}

function LoadSTImages() {
    var images = new Array("composers", // pianav bar 
                           "catalogue", 
                           "performances", 
                           "recordings", 
                           "news", 
                           "reviews", 
                           "o-so", 
                           "o-sc", 
                           "permat", 
                           "contact", 
                           "aboutsumtone",
                           // composers 11
                           "achim", "ludger", "michael", "sean", "martin",
                           "ockert", "luis");
    
    for (i = 0; i < images.length; i++) {
        STImagesOver[i] = new Image();
        STImagesOver[i].src = "images/" + images[i] + "_over.gif";
        STImagesOff[i] = new Image();
        STImagesOff[i].src = "images/" + images[i] + "_off.gif";
    }
}