function PopupCenter(pageURL, title,w,h) {
var left = (screen.width/2)-(w/2);
var top = (screen.height/2)-(h/2);
var targetWin = window.open (pageURL, title, 'toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=no, resizable=no, copyhistory=no, width='+w+', height='+h+', top='+top+', left='+left);
} 

function PopupCenter2(pageURL, title,w,h) {
var left = (screen.width/2)-(w/2);
var top = (screen.height/2)-(h/2);
var targetWin = window.open (pageURL, title, 'toolbar=no, location=no, directories=no, status=no, menubar=no, copyhistory=no, width='+w+', height='+h+', top='+top+', left='+left);
} 

function f_open_window_max( aURL, aWinName )
{
   var wOpen;
   var sOptions;

   sOptions = 'status=yes,menubar=no,scrollbars=yes,resizable=yes,toolbar=no';
   sOptions = sOptions + ',width=' + (screen.availWidth -20).toString();
   sOptions = sOptions + ',height=' + (screen.availHeight -70).toString();
   sOptions = sOptions + ',screenX=0,screenY=0,left=0,top=0';

   wOpen = window.open( '', aWinName, sOptions );
   wOpen.location = aURL;
   wOpen.focus();
   wOpen.moveTo( 0, 0 );
   wOpen.resizeTo( screen.availWidth, screen.availHeight );
   return wOpen;
}