function initImage(imageId) {
        image = document.getElementById(imageId);
        setOpacity(image, 0);
        image.style.visibility = "visible";
        fadeIn(imageId,0);
}

function fadeIn(objId,opacity) {
        if (document.getElementById) {
                obj = document.getElementById(objId);
                if (opacity <= 100) {
                        setOpacity(obj, opacity);
                        opacity += 5;
                        window.setTimeout("fadeIn('"+objId+"',"+opacity+")", 25);
                }
        }
}

function setOpacity(obj, opacity) {
        opacity = (opacity == 100)?99.999:opacity;
        // IE/Win
        obj.style.filter = "alpha(opacity:"+opacity+")";
        // Safari<1.2, Konqueror
        obj.style.KHTMLOpacity = opacity/100;
        // Older Mozilla and Firefox
        obj.style.MozOpacity = opacity/100;
        // Safari 1.2, newer Firefox and Mozilla, CSS3
        obj.style.opacity = opacity/100;
}