public static function post__answer__by__ajax($tab, $frm)
 {
     //--
     global $configs;
     //--
     //--
     $tmp_data = '<br><br><hr><pre>' . 'GET:' . '<br>' . Smart::escape_html(print_r(SmartFrameworkSecurity::FilterGetPostCookieVars($_GET), 1)) . '<hr>' . 'POST:' . '<br>' . Smart::escape_html(print_r(SmartFrameworkSecurity::FilterGetPostCookieVars($_POST), 1)) . '</pre>';
     //--
     //--
     if (SmartCaptchaFormCheck::verify(self::captcha_form_name(), self::captcha_mode(), false) == 1) {
         // verify but do not clear yet
         $captcha_ok = true;
     } else {
         $captcha_ok = false;
     }
     //end if else
     //--
     //--
     if (strlen($frm['date']) > 0) {
         //--
         if ($captcha_ok !== true) {
             //--
             $code = 'ERROR';
             $title = 'CAPTCHA verification FAILED ...';
             $desc = 'Please enter a valid captcha value:' . $tmp_data;
             $redir = '';
             $div_id = '';
             $div_htm = '';
             //--
         } else {
             //--
             $code = 'OK';
             $title = 'Captcha validation OK ... The page or just the Captcha will be refreshed depending if TextArea is filled or not ...';
             $desc = 'Form sent successful:' . $tmp_data;
             //--
             if (strlen($frm['text_area_1']) <= 0) {
                 $redir = SMART_FRAMEWORK_TESTUNIT_BASE_URL . 'testunit.main&time=' . time() . '&tab=' . rawurlencode($tab);
                 $div_id = '';
                 $div_htm = '';
             } else {
                 $redir = '';
                 $div_id = 'answer_ajax';
                 $div_htm = '<script>$("#smart__CaptchaFrm__img").attr("src", "' . Smart::escape_js(SMART_FRAMEWORK_TESTUNIT_BASE_URL . 'testunit.captcha&time=' . time()) . '");</script><table border="0" bgcolor="#DDEEFF" width="100%"><tr><td><h1>OK, form sent on: ' . date('Y-m-d H:i:s') . '</h1></td></tr><tr><td><div align="center"><img src="lib/core/img/q_completed.png"></div></td></tr><tr><td><hr><b>Here is the content of the text area:</b><br><pre>' . Smart::escape_html($frm['text_area_1']) . '</pre></td></tr></table>';
             }
             //end if else
             //--
             SmartCaptchaFormCheck::clear(self::captcha_form_name(), self::captcha_mode());
             // everything OK, so clear captcha
             //--
         }
         //end if else
         //--
     } else {
         //--
         $code = 'ERROR';
         $title = 'CAPTCHA NOT Checked yet ...';
         $desc = 'Please fill the Date field ...' . $tmp_data;
         //--
         if (strlen($frm['text_area_1']) > 0) {
             $redir = SMART_FRAMEWORK_TESTUNIT_BASE_URL . 'testunit.main&time=' . time() . '&tab=' . rawurlencode($tab);
         } else {
             $redir = '';
         }
         //end if else
         //--
         $div_id = '';
         $div_htm = '';
         //--
     }
     //end if else
     //--
     //--
     $out = SmartComponents::post_answer_by_ajax($code, $title, $desc, $redir, $div_id, $div_htm);
     //--
     //--
     return $out;
     //--
 }