anchor.diff:  	<div class="ui form">
     	<div class="field">
   			<label>Start</label>
  -      <input id="date_timepicker_start" type="text" readonly="readonly">
  +      <input id="date_timepicker_start" type="text">
   		</div>
   	</div>
   
  
positive.code:   <div class="ui form">
      <div class="field">
        <label>End</label>
        <input id="date_timepicker_end" type="text" readonly="readonly">
      </div>
    </div>
  
  
negative.code:     format:'m/d/Y',
      onShow:function( ct ){
       this.setOptions({
        minDate: 0,
        maxDate:jQuery('#date_timepicker_end').val()?jQuery('#date_timepicker_end').val():false
       })
      },
  