document.getElementsByClassName = function (searchClass, node, tag) { 
 if (node == null) node = document;
 var ce = new Array ();
 if (tag == null || tag == '*') tag = '*';
 var els = new Array ();
 if (tag == '*' && document.evaluate) {
  var xpr = document.evaluate ("//*",document, null, 0, null);
  var t = true;
  while (t = xpr.iterateNext()) {
   if(els.push)
    els.push(t);
   else
    els[els.length]=t;
  };
 } else els = node.getElementsByTagName (tag);
 var elsLen = els.length;
 var pattern = new RegExp ("(^|\\s)"+searchClass+"(\\s|$)");
 var i;
 var j;
 for (i = 0, j = 0; i < elsLen; i++) {
  if (pattern.test (els[i].className))
   if (ce.push)
    ce.push (els[i]);
   else
    ce[j++] = els[i];
 }
 return ce;
}

function chStats (relObj) {
 if ((relObj.nextSibling) &&
     (relObj.nextSibling.nextSibling) &&
     (relObj.nextSibling.nextSibling.tagName.toLowerCase() == 'ul')) {
  var oStyle=relObj.nextSibling.nextSibling.style;
  oStyle.display = oStyle.display == 'none' ? 'block' : 'none';
 }
 return false;
}

window.onload = function () {
 var els = document.getElementsByClassName ('hidden', document, 'ul');
 var i;
 for (i = 0; i < els.length; i++) els[i].style.display = 'block';
 return false;
}