rem: tree.database.RemoveDatasource(HTTPIndex); 
add: tree.database.RemoveDataSource(HTTPIndex); 
context: function DoUnload(){	var tree = document.getElementById("tree");	if (tree)	{		tree.database.RemoveDatasource(HTTPIndex);		tree.database.RemoveObserver(RDF_observer);	    debug("Directory: removed observer\n");	}}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/beb757c9b89341140fd6203a4069b8086a5026a4/directory.js/buggy/xpfe/components/directory/directory.js