var w;
function openWinscroll(url){
                w=window.open(url,"","scrollbars=no,resizable=yes,width=490,height=290");
}

var w = window;
function OpenWin(url,ww,hw) {
    if((w == window) || w.closed){
        w = window.open(url, "","menubutton=no,resizable=yes,scrollbars=no,width=" + ww + ",height=" + hw);
         } else {
      w.focus();
   }
  return false;
}

var w = window;
function OpenWin2(url,ww,hw) {
    if((w == window) || w.closed){
        w = window.open(url, "","menubutton=no,resizable=yes,scrollbars=yes,width=" + ww + ",height=" + hw);
         } else {
      w.focus();
   }
  return false;
}