rem: var tree = document.getElementById("Tree"); 
add: var tree = document.getElementById("resultList"); 
context: function SearchPanelShutdown(){  var tree = document.getElementById("Tree");  tree.database.RemoveObserver(RDF_observer);}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/a376ddc0531725ad80728692bef9c8ab8b17636c/search-panel.js/buggy/suite/common/search/search-panel.js