private static String _replaceCommandVars(String token, Element element) throws Exception {

    Matcher matcher = _pattern.matcher(token);

    while (matcher.find() && PoshiRunnerVariablesUtil.containsKeyInExecuteMap(matcher.group(1))) {

      String varName = matcher.group(1);

      String varValue = PoshiRunnerVariablesUtil.getValueFromExecuteMap(varName);

      if ((element.attributeValue("function") != null) && varName.startsWith("locator")) {

        varName = StringUtil.replace(varName, "locator", "locator-key");

        String locatorKey = PoshiRunnerVariablesUtil.getValueFromExecuteMap(varName);

        if (Validator.isNotNull(locatorKey)) {
          StringBuilder sb = new StringBuilder();

          sb.append("<em title=\"");
          sb.append(varValue);
          sb.append("\">");
          sb.append(locatorKey);
          sb.append("</em>");

          varValue = sb.toString();
        }
      }

      token = StringUtil.replace(token, matcher.group(), varValue);
    }

    return token;
  }