<%= &main::GetFieldInput($db->{'properties'}->{$field},$field,$record) %>
specifically the source that provides the code for select boxes
Be careful what changes you make to that file as its functions are used all over CalendarScript both on the administration section and in the calendar displays. Changing them so you get a particular look/function in one place could very well produce unexpected results in all the other places it is used.
JMO
Dan O.
------------------