rem: switch (aEvent.button) { case 0: gURLBar.select(); break; case 1: if (gPrefService.getBoolPref("middlemouse.paste")) middleMousePaste(aEvent); break; } return true; 
add: if (aEvent.button == 1 && gPrefService.getBoolPref("middlemouse.paste")) middleMousePaste(aEvent); 
context: function PageProxyClickHandler(aEvent){  switch (aEvent.button) {    case 0:      gURLBar.select();      break;    case 1:      if (gPrefService.getBoolPref("middlemouse.paste"))        middleMousePaste(aEvent);      break;  }  return true;}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/10234/721cd9b8fe032b745ed5a584809ae24fe02938c2/browser.js/buggy/browser/base/content/browser.js