/*
    File: ws_default.js
    Copyright  2009  Chris Tonkinson (cmtonkinson@gmail.com)
    This file is part of Webstraction.

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published
    by the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/


function ws_register_onload( f ) {
  var current_events = window.onload;
  if ( typeof current_events != 'function' ) {
    window.onload = f;
  } else {
    window.onload = function() {
      current_events();
      f();
      return;
    }
  }
  return;
}