function GetChildElem(eSrc,sTagName)
		{
		  var cKids = eSrc.children;
		  for (var i=0;i<cKids.length;i++)
		  {
		    if (sTagName == cKids[i].tagName) return cKids[i];
		  }
		  return false;
		}
		
		document.onclick = function()
		{
		  var eSrc = window.event.srcElement;
		  if ("clsHasKids" == eSrc.className && (eChild = GetChildElem(eSrc,"UL")))
		  {
		    eChild.style.display = ("block" == eChild.style.display ? "none" : "block");
		  }
		}
		
		function ShowAll(sTagName)
		{
//		  var cElems = document.all.tags(sTagName);
		  var cElems = document.getElementsByTagName(sTagName);

		  var iNumElems = cElems.length;
		  for (var i=1;i<iNumElems;i++) cElems[i].style.display = "block";
		}
		
		function HideAll(sTagName)
		{
		  var cElems = document.all.tags(sTagName);
		  var iNumElems = cElems.length;
		  for (var i=1;i<iNumElems;i++) cElems[i].style.display = "none";
		}