rem:  if (treeSelection.isSelected(treeSelection.currentIndex)) 
add: if (!gRightMouseButtonDown) 
context: function ThreadPaneSelectionChanged(){  var treeBoxObj = GetThreadTree().treeBoxObject;  var treeSelection = treeBoxObj.selection;  if (treeSelection.isSelected(treeSelection.currentIndex))    treeBoxObj.view.selectionChanged();}
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/6833113942eccef312a5e1c82102cc0d2b187dfe/threadPane.js/clean/mailnews/base/resources/content/threadPane.js