I 'm using this code to make a toogle effect at bottom of the page. it's working but toogle div going under the fold but browser do not to scroll at bottom following the toogle area

<script type="text/javascript">

jQuery.noConflict();

        jQuery(document).ready(function() {

         // toggles the slickbox on clicking the noted link 
          jQuery('a#sm_toggle').click(function() {
            jQuery('#sitemapContainer').slideToggle(400);
            return false;
          });

        });


    </script>