var ns6=document.getElementById&&!document.all?1:0

var head="display:''"
var folder=''
function expandit(curobj){
	tab=ns6?curobj.style:document.all[curobj.sourceIndex].style
	folder=ns6?curobj.nextSibling.nextSibling.style:document.all[curobj.sourceIndex+1].style
	
	if (folder.display=="none"){
		folder.display=""
		tab.backgroundImage="url(/images/up_tabarrow.gif)"
	}
	else{
		folder.display="none"
		tab.backgroundImage="url(/images/down_tabarrow.gif)"
	}
}