function popup(mylink,windowname,width,height,scrollbars)
{
    if (! window.focus)return true;
    var href;
    if (typeof(mylink) == 'string')
       href=mylink;
    else
       href=mylink.href;
    window.open(href, windowname, 'width=' + width + ',height=' + height + ',scrollbars=' + scrollbars);
    return false;
}

function clearSearch(el)
{
    if (el.defaultValue==el.value) el.value = "";
}

function searchDefault(el)
{
    el.value = "Search";
}