function jktreeview1(treeid){
	this.treetop=new YAHOO.widget.TreeView(treeid)
}

jktreeview1.prototype.addItem=function(itemText, noderef, nohref){
	var noderef=(typeof noderef!="none" && noderef!="")? noderef : this.treetop.getRoot()
	var treebranch=new YAHOO.widget.TextNode(itemText, noderef, nohref)
			treebranch
	return treebranch
}