rem: UpgradeThreadPaneUI(); 
add: UpgradeThreadPaneUI(); 
context: function OnLoadThreadPane(){    UpgradeThreadPaneUI();}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/a452f4073610bd4cf6686604edfc51cb2e04e617/msgMail3PaneWindow.js/buggy/mail/base/content/msgMail3PaneWindow.js