function toggleContent(ul,link){
  if(getId(ul)) {
    var style2 = getId(ul).style;
    style2.display = style2.display? '':'none';
    if (style2.display == '') getId(link).style.listStyleImage = 'url(/help/images/helpcontentsiconopen.gif)';
      else getId(link).style.listStyleImage = 'url(/help/images/helpcontentsicon.gif)';
  }
}
function showAll(){
  var i;
  for (i=1; i<1000; i++) {
    if (getId('ul'+i)) {
      getId('ul'+i).style.display=''; 
      getId('link'+i).style.listStyleImage = 'url(/help/images/helpcontentsiconopen.gif)';
    }
  }
}

function hideAll(){
  var i;
  for (i=1; i<1000; i++){
    if (getId('ul'+i)){
      getId('ul'+i).style.display='none';
      getId('link'+i).style.listStyleImage = 'url(/help/images/helpcontentsicon.gif)';
    }
  }
}