javascript postback grails

does anyone know trigger post ask grails applications controlling javascript. specifically, i means post a comparison vigilant drop-down box changed.

i've attempted controlling jquery $.post() method. successfully calls controller action, nonetheless i'm certain page modernise response contents. shade updated. any ideas? does need asynchronous.

i'm tied controlling jquery, i'm only perplexing figure out post javascript.

andrew

my client-side javascript

<script type="text/javascript" language="javascript">
  $(document).ready( function() {
     $("#ownerid").change(function() {
       $.post("/holidaycards/clientcontact/ownerselected", {ownerid: this.value});
      });
  });