rem: tree.childNodes[4].setAttribute("id","dom:/"); 
add: tree.setAttribute("ref","NC:DOMRoot"); 
context: function refreshTree() {    var ds = RDF.GetDataSource("rdf:domds");    var domds = ds.QueryInterface(Components.interfaces.nsIDOMDataSource);        var win = window.frames["srcdoc"];    domds.SetWindow(win);    var treeframe = window.frames["treeframe"];    var tree = treeframe.document.getElementById("dataSourceTree");    tree.childNodes[4].setAttribute("id","dom:/");}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/887f7f131f511fc06e7075b62b48bbeae8e09300/DOMDataSourceViewer.js/clean/rdf/tests/domds/resources/DOMDataSourceViewer.js