/*
 * For Folded Text Plugin
 *
 * @author Fabian van-de-l_Isle <webmaster [at] lajzar [dot] co [dot] uk>
 * @author Christopher Smith <chris [at] jalakai [dot] co [dot] uk>
 */
function fold( folder, idx ) {
  var divstyle = document.getElementById( 'folded_'+idx ).style;
  var img = document.getElementById( 'folder_'+idx );
  var showhide = (divstyle.display == 'none')?'':'none';
  divstyle.display = showhide;
  if (showhide=='none') {
    img.src = DOKU_BASE+'lib/plugins/folded/closed.gif';
    // document.images["folder"].alt = "reveal hidden content";
    // document.images["folder"].title = "reveal";
  } else {
    img.src = DOKU_BASE+'lib/plugins/folded/open.gif';
    // document.images["folder"].alt = "hide content";
    // document.images["folder"].title = "hide";
  }
}