function countConExt($str, $mode)
 {
     $tableName = 'HS_HR_EMP_CONTRACT_EXTEND';
     $sql_builder = new SQLQBuilder();
     $sql_builder->table_name = $tableName;
     $sql_builder->flg_select = 'true';
     $sql_builder->field = 'EMP_NUMBER';
     $sqlQString = $sql_builder->countEmployee($str, $mode);
     //echo $sqlQString;
     $dbConnection = new DMLFunctions();
     $message2 = $dbConnection->executeQuery($sqlQString);
     //Calling the addData() function
     $line = mysql_fetch_array($message2, MYSQL_NUM);
     return $line[0];
 }