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: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/349a0aed0b0192fd36ca0d15516f07cd63da3606/threadPane.js/clean/mailnews/base/resources/content/threadPane.js