rem: MsgToggleSplitter("messagePaneSplitter"); 
add:  OnClickThreadAndMessagePaneSplitter(); MsgToggleSplitter("gray_horizontal_splitter"); 
context: function MsgToggleMessagePane(){    MsgToggleSplitter("messagePaneSplitter");}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/0a24489bd21f0996f9fbe7a25a358a85433b516e/widgetglue.js/clean/mailnews/base/resources/content/widgetglue.js