rem: onToggleOpenState: function() 
add: onToggleOpenState: function(index) 
context:     onToggleOpenState: function()    {    },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/727ee2278e14f9497aba289697a8cb5229f66ae9/msgMail3PaneWindow.js/buggy/mail/base/content/msgMail3PaneWindow.js