[тома]

Всем привет! не работает валидация для календаря query.datepick.js.
Подскажите пожалуйста, что не так делаю?

<!--календарь-->
<link href="<?php echo base_url(); ?>asset/calendar/flora.datepick.css" rel="stylesheet" type="text/css" />
<script type="text/javascript" src="<?php echo base_url();?>asset/calendar/jquery.datepick.js"></script>
<script type="text/javascript" src="<?php echo base_url();?>asset/calendar/jquery.datepick-ru.js"></script>
<script type="text/javascript" src="<?php echo base_url();?>asset/calendar/jquery.datepick.validation.min.js"></script>


<script type="text/javascript">
$(function() {
	$('#birthday').datepick({
							 defaultDate: '-30y',
							 minDate: '01.01.1920',
							 maxDate: '-18y',
							 yearRange: '1920:-18y',
							 showOnFocus: false, 
	                         showTrigger: '#calImg'});
							 
	$('.calendar').datepick({
							 maxDate: new Date(),
							 showOnFocus: false, 
	                         showTrigger: '#calImg'});
	
	$.datepick.setDefaults({validateDate: 'Not a date',
								birthday: 'Nope, from {0} to {1}'});
	
	$('#form_data_input').validate({ 
			errorPlacement: $.datepick.errorPlacement, 
			rules: { 
				birthday: { 
					required: true, 
					dpDate: true 
				}
			}
		});
});
</script>


<input type="text" id="birthday" name="birthday" class=" dpDate " size="15">
<div style="display: none;"> 				   
<img id="calImg" class="trigger" alt="Popup" src="'.base_url().'asset/calendar/calendar-green.gif">
</div>