$(document).ready(function(){
    
     $('#eventdatefield').datepicker($.datepicker.regional['sv']);     
     $('#eventstopdatefield').datepicker($.datepicker.regional['sv']);
     
     $('input[id$="StartDateTextBox"]').datetimepicker();
     $('input[id$="StopDateTextBox"]').datetimepicker();

});