<SCRIPT Language="JavaScript">
<!--
if(document.images) {
    var imgs = new Array();
    imgs[0] = new Image(); imgs[0].src = "";
    imgs[1] = new Image(); imgs[1].src = "";
}
function chgimg(id, imgname) {
    if(document.images) {
        if(imgs[imgname]) {
            document.images[id].src = imgs[imgname].src;
        }
        else {
            document.images[id].src = imgname;
        }
    }
}
//-->
</SCRIPT>