/*
 *  Hilfsfunktionen fuer die Galerien
 */
function Go(x) {
    if (x > 0) {
        location.href="index.php?gal=" + x;
    }
    return;
}
function GoGal(x) {
    if (x != "") {
        location.href=x;
    }
    return;
}
/*
 *  Als mouseover zeigen wir den ersten Thumbnail
 *  der Galerie an, um ausser dem title noch mehr zu bieten.
 *
 */

function pos(e) {
    if (document.getElementById("dummytn").style.visibility != "visible") {
        return true;
    }
    XOff = 0;
    YOff = 0;
    if (!e) {
        e = window.event;
        XOff = e.offsetX + document.documentElement.scrollLeft - 10;
        YOff = e.offsetY + document.documentElement.scrollTop - 10;

    }
    else {
        if (e.clientX && e.clientY && (e.clientX > 0) && (e.clientY > 0)) {
            if (pageXOffset > 0) {
                XOff = pageXOffset;
            }
            if (pageYOffset > 0) {
                YOff = pageYOffset;
            }
        }
    }
    Xpos=eval(e.clientX + 15 + XOff);
    Ypos=eval(e.clientY - 65 + YOff);
    document.getElementById('dummytn').style.left= Xpos+"px";
    document.getElementById('dummytn').style.top = Ypos+"px";
}

function CheckThumbnail(x) {
    if (x == -1) {
        document.getElementById("dummytn").style.visibility = "hidden";
    }
    else {
        s = document.getElementById("dummytn").src;
        if (s != Thumbnail[x].src) {
            s = document.getElementById("dummytn").src = Thumbnail[x].src;
        }
        document.getElementById("dummytn").style.visibility = "visible";
        document.getElementById("dummytn").style.border = "solid #339 1px";
    }
}