context: function MessagePaneHasFocus(){	var focusedWindow = top.document.commandDispatcher.focusedWindow;	var messagePaneWindow = top.frames['messagepane'];		if ( focusedWindow && messagePaneWindow && (focusedWindow != top) )	{		var hasFocus = IsSubWindowOf(focusedWindow, messagePaneWindow, false);		return hasFocus;	}		return false;}
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