title: JQuery. Disable minDate in DateTimePicker
body: <p>I create DateTimePicker like this: </p>
  
  <pre><code> $wnd.$("#" + id).datetimepicker({
      minDate: 0,
         .............
   });
  </code></pre>
  
  <p>I want to disable minDate option prorammatically. I try next, but it don't work: </p>
  
  <pre><code>      try {
          $wnd.$("#" + id).datetimepicker({minDate: new Date(1970, 01 - 1, 01)}); 
        }
        catch(e) {
          $wnd.$("#" + id).datetimepicker('option', 'minDate', new Date(1970, 01 - 1, 01));        
        }
  </code></pre>
  
  <p>P.S.Do not pay attention to the <code>$wnd</code> variable. It's work fine. </p>