datepicker.tpl

<!-- Block mymodule -->
<div id="mymodule_block_left" class="block">
  <h4>Welcome!</h4>
  <div class="block_content">
    <ul>
      <link type="text/css" rel="stylesheet" href="{$base_dir}js/jquery/datepicker/datepicker.css" />
	{literal}
		<script>
		$(document).ready(function() {
			$( "#datepicker" ).datepicker();
		$( "#format" ).change(function() {
			$( "#datepicker" ).datepicker( "option", "dateFormat", $( this ).val() );
		});
		});
		</script>
	{/literal}
		<input type="text" name="TRdatepicker" id="TRdatepicker" value="{$date_now}">
    </ul>
  </div>
</div>
<!-- /Block mymodule -->