rem: if (aEvent.button == 2) 
add:  var button = aEvent.type == "command"? 0:aEvent.button; if (button == 2) 
context:   getBrowserTargetFromEvent: function (aEvent)  {    if (aEvent.button == 2)      return "";    if (aEvent.metaKey || aEvent.ctrlKey || aEvent.button == 1)      if (aEvent.shiftKey)        return "window";      else        return "tab";    else      return "current";  },
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/973b3bee46767d0815cc754bebc7f2acd68aff0f/bookmarks.js/clean/browser/components/bookmarks/content/bookmarks.js