<script type="text/javascript"> $(function(){ $("#form_start_time").datepicker({ maxDate: $(039;#form_end_time039;).val(), dateFormat: 039;yy-mm-dd039;, onSelect: function(dateText, inst){ $(039;#form_end_time039;).datepicker(039;option039;, 039;minDate039;, dateText); } }); }); $(function(){ $("#form_end_time").datepicker({ minDate: $(039;#form_start_time039;).val(), dateFormat: 039;yy-mm-dd039;, onSelect: function(dateText, inst){ $(039;#form_start_time039;).datepicker(039;option039;, 039;maxDate039;, dateText); } }); }); </script>