rem: var SelectedItem = Listbox.selectedItem;  if( SelectedItem ) Listbox.removeChild( SelectedItem ); 
add: if( SelectedItem ) exceptionsListbox.removeChild( SelectedItem ); 
context: function removeSelectedExceptionDate(){   var Listbox = document.getElementById( "exception-dates-listbox" );   var SelectedItem = Listbox.selectedItem;   if( SelectedItem )      Listbox.removeChild( SelectedItem );}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/7cf8f4a5a133269c8abdbc4d7ed791799ba534d2/eventDialog.js/clean/calendar/resources/content/eventDialog.js