// conn = new DataConnection(ds);
// conn.connect();
rs = conn.executeSql(sSQL);
if (rs.next() && rs.getInt(1) > 0)
{
throw new UserAlreadyExistsException();
}
sSQL = "INSERT INTO " + TABLE_NAME + " (usrlogin, usrmail, usrpwd, usrname, usrcreated, usrlastlogin, usrlogoncount) " +
"VALUES ('" + user.getLogin() + "', " +
" '" + user.getMail() + "', " +