var fake_element;
var loaded_mootools = false;
var loaded_crop = false;

function ExtGetElementById(id){
  if(document.getElementById(id)){
    return document.getElementById(id);
  }
  else if(document.all[id]){
    return document.all[id];
  }
  else if (document.layers && document.layers[id]){
    return (document.layers[id]);
  }
  else{
    return fake_element;
  }
}

function JSInclude(script_filename) {
  document.write('<' + 'script');
  document.write(' language="javascript"');
  document.write(' type="text/javascript"');
  document.write(' src="' + script_filename + '">');
  document.write('</' + 'script' + '>');
}