add:  var tree = document.getElementById("Tree"); if (tree) { var rdf = Components.classes["component: if (rdf)   rdf = rdf.QueryInterface(Components.interfaces.nsIRDFService); if (rdf) { rootNode = rdf.GetResource("NC:LastSearchRoot", true); textArc = rdf.GetResource("http:  tree.database.AddObserver(RDF_observer); } } 
context: function Init(){    // Initialize the Search panel}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/f67d5c48aaa65460252751c59b5388471d49c765/search-panel.js/clean/suite/common/search/search-panel.js