rem: var now_hidden = IsThreadAndMessagePaneSplitterCollapsed(); if (gDBView) { gDBView.suppressMsgDisplay = now_hidden; } NotifyChangedMessagePaneVisibility(now_hidden); 
add: ChangeMessagePaneVisibility(IsMessagePaneCollapsed()); 
context: function OnMouseUpThreadAndMessagePaneSplitter(){  // the collapsed state is the state after we released the mouse   // so we take it as it is  var now_hidden = IsThreadAndMessagePaneSplitterCollapsed();  if (gDBView) {    gDBView.suppressMsgDisplay = now_hidden;  }  NotifyChangedMessagePaneVisibility(now_hidden);}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/ce7886cfdd11d52f3dcdc0a9ab6345fe2461e90b/commandglue.js/clean/mailnews/base/resources/content/commandglue.js