function windowOpen( name, page, params ) {
    window.open( page, 'window' + name, params );
  }

  function rollOver( object, className ) {
    object.className		= className;
  }

  function swapImage( image, newImage ) {
    swap			= findObject( image );
    if ( swap ) {
      swap.src			= newImage;
    }
  }

  function findObject( n, d ) {
    var p, i, x;
    if ( !d ) {
      d = document;
    }
    if ( !(x = d[n] ) && d.all ) {
      x = d.all[n];
    }
    for ( i = 0; !x && d.layers && i < d.layers.length; i++ ) {
      x = find_object( n, d.layers[i].document );
    }
    if ( !x && d.getElementById ) {
      x = d.getElementById(n);
    }
    return x;
  }