function getData (p_search) {
    var oAjaxRequest = new htmldb_Get(null, html_GetElement('pFlowId').value, 'APPLICATION_PROCESS=getCodes', 0);
    //set session state
    //oAjaxRequest.add('P500_MEASURE', $x('P500_MEASURE').value);
    //and make the AJAX call:
    var sAjaxResult = oAjaxRequest.get();
    return sAjaxResult;
  };