function windowNew( sAdres, iWidth, iHeight, sTitle, iReturn ){
  if ( !sTitle )
    sTitle = '';
  if( !iReturn )
    iReturn = false;

  if( !iWidth )
    var iWidth = 750;
  if( !iHeight )
    var iHeight = 530;

  if( +iWidth > 750 )
    iWidth = 750;
  else
    iWidth = +iWidth + 40;

  if( +iHeight > 530 )
    iHeight = 530
  else
    iHeight = +iHeight + 40;

  var iX = ( screen.availWidth - iWidth ) / 2;
  var iY = ( screen.availHeight - iHeight ) / 2;

  var refOpen = window.open( sAdres, sTitle, "width=" + iWidth + ",height=" + iHeight + ",top=" + iY + ",left=" + iX + ",location=0,resizable=1,scrollbars=0,status=0;" );
  
  if( iReturn == true )
    return refOpen
} // end function windowNew


function windowFoto( sFotoAdres, sTitle, sPageUrl, iReturn ){
  if( !sTitle )
    sTitle = 'Foto';
  if( !iReturn )
    iReturn = false;
  if( !sPageUrl )
    sPageUrl = '';

  var refFoto = window.open( sPageUrl + "window.php?p=showFoto&adresFoto=" + sFotoAdres + "&tytylStrony=" + sTitle, 'Foto', "width=480,heigth=360,top=20,left=20,location=0,resizable=1,scrollbars=0,status=0;" );

  if( iReturn == true )
    return refOpen
} // end function windowFoto