function enable_context_menu( title ) {
  var menu = new ContextMenu( "content_editor_context_menu" );
  var oDiv = document.getElementById( "content_editor_" + title );

  oDiv.oncontextmenu = function( e ) {
    if( !e )
      e = window.event;
      menu.onContextMenu( e );
      return false;
  };

  var popup = "window.open( 'page.php?cmd=change&title=" + escape( title ) + "', 'Editor', 'width=600,height=600,location=no,menubar=no,directories=no,toolbar=no,status=no,scrollbars=no,resizable=yes');";

  menu.addItem( "Edit the content","","",popup,"gif/edit.gif","" );
  document.onclick = function() { menu.hide( oDiv.id ); };
}