function popUp( filePath, width, height ) {
  var popUpWindow = window.open( filePath, 'popUpWindow', 'width=' + width + ',height=' + height + ',resizable=no,titlebar=no' );
  if ( typeof popUpWindow != 'undefined' && popUpWindow != null )
    if ( popUpWindow.focus )
      popUpWindow.focus();
}
function popDown() {
  self.close();
}