function opWin (url) {
    var w = window.open(url,'','align=center,toolbar=1,menubar=1,status=1,location=0,directories=0,resizable=1,scrollbars=1')
}

function opWinWH (url,w,h) {
    var w = window.open(url,'','align=center,toolbar=1,menubar=0,status=1,location=0,directories=0,resizable=1,scrollbars=1,width='+w+',height='+h)
}