function jktreeview(treeid){this.treetop=new YAHOO.widget.TreeView(treeid)}
jktreeview.prototype.addItem=function(itemText,data,noderef,href){var noderef=(typeof noderef!="undefined"&&noderef!="")?noderef:this.treetop.getRoot()
var treebranch
if(data)
treebranch=new YAHOO.widget.TextNode({label:itemText, id:data},noderef,false)
else
treebranch=new YAHOO.widget.TextNode({label:itemText},noderef,false)
if(typeof href!="undefined")
treebranch.href=href
return treebranch}