function more() {}

  var ie  = document.all;
  var nn = (document.getElementById && !document.all) || (document.layers);

  function expandCollapse( cat )
  {
     if (document.getElementById( 'cat' + cat ).style.display == 'block')
     {
        collapseCategory( cat );
     }
     else
     {
        expandCategory( cat );
     }
  }

  function expandCategory( cat )
  {
     divElement = 'cat' + cat;
     imgElement = 'icon' + cat;
     document.getElementById( divElement ).style.visibility = 'visible';
     document.getElementById( divElement ).style.display    = 'block';
     document.getElementById( imgElement ).src              = 'images/Icon_Minus.gif';
     document.getElementById( imgElement ).height           = '11';
  }

  function collapseCategory( cat )
  {
     divElement = 'cat' + cat;
     imgElement = 'icon' + cat;
     document.getElementById( divElement ).style.visibility = 'hidden';
     document.getElementById( divElement ).style.display    = 'none';
     document.getElementById( imgElement ).src              = 'images/Icon_Plus.gif';
     document.getElementById( imgElement ).height           = '11';
  }