function toggleVisibility(linkObj)

{

 var base = $(linkObj).attr('id');

 var summary = $('#'+base+'-summary');

 var content = $('#'+base+'-content');

 var trigger = $('#'+base+'-trigger');

 var src=$(trigger).attr('src');

 if (content.is(':visible')===true) {

   content.hide();

   summary.show();

   $(linkObj).addClass('closed').removeClass('opened');

   $(trigger).attr('src',src.substring(0,src.length-8)+'closed.png');

 } else {

   content.show();

   summary.hide();

   $(linkObj).removeClass('closed').addClass('opened');

   $(trigger).attr('src',src.substring(0,src.length-10)+'open.png');

 } 

 return false;

}

function updateStripes()

{

  $('table.directory tr').

       removeClass('even').filter(':visible:even').addClass('even');

}

function toggleLevel(level)

{

  $('table.directory tr').each(function() {

    var l = this.id.split('_').length-1;

    var i = $('#img'+this.id.substring(3));

    var a = $('#arr'+this.id.substring(3));

    if (l

      i.removeClass('iconfopen iconfclosed').addClass('iconfopen');

      a.html('▼');

      $(this).show();

    } else if (l==level+1) {

      i.removeClass('iconfclosed iconfopen').addClass('iconfclosed');

      a.html('►');

      $(this).show();

    } else {

      $(this).hide();

    }

  });

  updateStripes();

}

function toggleFolder(id)

{

  // the clicked row

  var currentRow = $('#row_'+id);

  // all rows after the clicked row

  var rows = currentRow.nextAll("tr");

  var re = new RegExp('^row_'+id+'\\d+_$', "i"); //only one sub

  // only match elements AFTER this one (can't hide elements before)

  var childRows = rows.filter(function() { return this.id.match(re); });

  // first row is visible we are HIDING

  if (childRows.filter(':first').is(':visible')===true) {

    // replace down arrow by right arrow for current row

    var currentRowSpans = currentRow.find("span");

    currentRowSpans.filter(".iconfopen").removeClass("iconfopen").addClass("iconfclosed");

    currentRowSpans.filter(".arrow").html('►');

    rows.filter("[id^=row_"+id+"]").hide(); // hide all children

  } else { // we are SHOWING

    // replace right arrow by down arrow for current row

    var currentRowSpans = currentRow.find("span");

    currentRowSpans.filter(".iconfclosed").removeClass("iconfclosed").addClass("iconfopen");

    currentRowSpans.filter(".arrow").html('▼');

    // replace down arrows by right arrows for child rows

    var childRowsSpans = childRows.find("span");

    childRowsSpans.filter(".iconfopen").removeClass("iconfopen").addClass("iconfclosed");

    childRowsSpans.filter(".arrow").html('►');

    childRows.show(); //show all children

  }

  updateStripes();

}

function toggleInherit(id)

{

  var rows = $('tr.inherit.'+id);

  var img = $('tr.inherit_header.'+id+' img');

  var src = $(img).attr('src');

  if (rows.filter(':first').is(':visible')===true) {

    rows.css('display','none');

    $(img).attr('src',src.substring(0,src.length-8)+'closed.png');

  } else {

    rows.css('display','table-row'); // using show() causes jump in firefox

    $(img).attr('src',src.substring(0,src.length-10)+'open.png');

  }

}