rem: row.removeChild(cell); selectedNode.removeChild(row); 
add: row.removeChild(cell); selectedNode.removeChild(row); 
context: function RemoveActiveLanguage(){  var nextNode = null;  var numSelected = active_languages.selectedItems.length;  var deleted_all = false;  while (active_languages.selectedItems.length > 0) {    	var selectedNode = active_languages.selectedItems[0];    nextNode = selectedNode.nextSibling;    	if (!nextNode) 	      if (selectedNode.previousSibling) 		nextNode = selectedNode.previousSibling;        var row  =  selectedNode.firstChild;    var cell =  row.firstChild;  	row.removeChild(cell);	  selectedNode.removeChild(row);    active_languages_treeroot.removeChild(selectedNode);   } //while    if (nextNode) {    active_languages.selectItem(nextNode)  } else {    //active_languages.clearItemSelection();  }  UpdateSavePrefString();} //RemoveActiveLanguage
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/0b2dd2b2d2fd037df917e07645fa019a963332a5/pref-languages.js/buggy/xpfe/components/prefwindow/resources/content/pref-languages.js