function help_popup(id) {
    F = window.open('/help/'+id,"Popup"+id,"width=420,height=300,top=200,left=200,scrollbars=yes,scrolling=yes");
}
function imgpop(img) {
    F = window.open('/imgpop.php?img='+img,"Popup","width=660,height=500,top=200,left=200,scrollbars=no,scrolling=no");
}