var head="display:''"
img1=new Image()
img1.src="../images/bullet_blue.gif"
img2=new Image()
img2.src="../images/bullet_blue.gif"

var ns6=document.getElementById&&!document.all
var ie4=document.all&&navigator.userAgent.indexOf("Opera")==-1

function checkcontained(e)
{

	var iscontained=0
	cur=ns6? e.target : event.srcElement
	i=0
	if (cur.id=="foldheader")
		iscontained=1
	else
		
		while (ns6&&cur.parentNode||(ie4&&cur.parentElement))
		{
			if (cur.id=="foldheader"||cur.id=="foldinglist")
			{
				iscontained=(cur.id=="foldheader")? 1 : 0
				break
			}
			cur=ns6? cur.parentNode : cur.parentElement
		}
	
	if (iscontained)
	{


		
		var foldercontent=ns6? cur.nextSibling.nextSibling : cur.all.tags("UL")[0]
		try
		{
				if (foldercontent.style.display=="none")
				{
					foldercontent.style.display=""
					cur.style.listStyleImage="url(../images/bullet_blue.gif)"
				}
				else
				{
					foldercontent.style.display="none"
					cur.style.listStyleImage="url(../images/bullet_blue.gif)"
				}
		}
		catch(e)
		{
				
		}
	}
}

if (ie4||ns6)
document.onclick=checkcontained