rem: boxobj.rowCountChanged(getCalendars().indexOf(aCalendar), 1); 
add:           boxobj.invalidate();  
context: function addCalendarToTree(aCalendar){    var boxobj = document.getElementById("calendarTree").treeBoxObject;    boxobj.rowCountChanged(getCalendars().indexOf(aCalendar), 1);    updateStyleSheetForCalendar(aCalendar);}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/4bd65711728aefffd07c64f2d95564e1826ab1c2/calendar-management.js/clean/calendar/lightning/content/calendar-management.js