rem: if (node == null || node == undefined) alert("unable to find fullIndexItem for:" + findex); 
add: if (node == null || node == undefined) alert("_fullIndexItem:not found:" + findex); 
context:     _fullIndexItem: function(findex) {        if (findex == "rootItem")            return this._rootItem;                var ary = findex.split(".");        var pnode = this._treeTop;        var node = null;            for (var i = 0; i < ary.length; i++) {            var value = parseInt(ary[i]);            node = pnode.childNodes.item(value);            pnode = node.subNodes;        }                if (node == null || node == undefined) alert("unable to find fullIndexItem for:" + findex);                return node;    },
meta: 5515	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5515/d532c0ea03ef1c91856bba5408f049541b39c2ba/Tree.js/clean/src/thinwire/render/web/resources/Tree.js