function popwin (url,w,h){
     window.open(url,"","toolbar=no,width="+w+",height="+h+",directories=no,status=no,scrollbars=no,resizable=yes,menubar=no")
}
function popwin1 (url,w,h){
     window.open(url,"","toolbar=no,width="+w+",height="+h+",directories=no,status=no,scrollbars=yes,resizable=yes,menubar=no")
}