function FP_preloadImgs() {
    var d = document, a = arguments;
    if (!d.FP_imgs)
        d.FP_imgs = new Array();
    for (var i = 0; i < a.length; i++) {
        d.FP_imgs[i] = new Image;
        d.FP_imgs[i].src = a[i];
    }
}
function FP_swapImg() {
    var doc = document, args = arguments, elm, n;
    doc.$imgSwaps = new Array();
    for (n = 2; n < args.length; n += 2) {
        elm = FP_getObjectByID(args[n]);
        if (elm) {
            doc.$imgSwaps[doc.$imgSwaps.length] = elm;
            elm.$src = elm.src; elm.src = args[n + 1];
        }
    }
}
function FP_getObjectByID(id, o) {
    var c, el, els, f, m, n;
    if (!o)
        o = document;
    if (o.getElementById)
        el = o.getElementById(id);
    else if (o.layers)
        c = o.layers;
    else if (o.all)
        el = o.all[id];
    if (el)
        return el;
    if (o.id == id || o.name == id)
        return o;
    if (o.childNodes)
        c = o.childNodes;
    if (c)
        for (n = 0; n < c.length; n++) {
        el = FP_getObjectByID(id, c[n]);
        if (el)
            return el;
    }
    f = o.forms;
    if (f)
        for (n = 0; n < f.length; n++) {
        els = f[n].elements;
        for (m = 0; m < els.length; m++) {
            el = FP_getObjectByID(id, els[n]);
            if (el)
                return el;
        }
    }
    return null;
}