function openWindow(page, width, height) {
    var wleft = 100;
    var wtop = 100;
    if (screen.width != null) {
        if (width < screen.width)
            wleft = screen.width / 2 - width / 2;
        else
            wleft = 0;
    }
    if (screen.height != null) {
        if (height < screen.height)
            wtop = screen.height / 2 - height / 2;
        else
            wtop = 0;
    }
    window.open(page, "", "scrollbars=no,resizable=no,toolbar=no,left="+wleft+",top="+wtop+",width=" + width + ",height=" + height);
}

function openWindowResize(page, width, height) {
    var wleft = 100;
    var wtop = 100;
    if (screen.width != null) {
        if (width < screen.width)
            wleft = screen.width / 2 - width / 2;
        else
            wleft = 0;
    }
    if (screen.height != null) {
        if (height < screen.height)
            wtop = screen.height / 2 - height / 2;
        else
            wtop = 0;
    }
    window.open(page, "", "scrollbars=yes,resizable=yes,toolbar=no,left=" + wleft + ",top=" + wtop + ",width=" + width + ",height=" + height);
}