Parse error: syntax error, unexpected T_STRING in :(pfad)

<?php


    session_start();


    $username = $_SESSION['phpfusion_username'];
    $gender = "n";


    $_SESSION['etchat_v3_logout_url'] = "../index.php?logout=true";


    function __autoload($class_name) {
            require_once ('class/'.$class_name.'.class.php');        
    }


    new Check UserName(true, $username, $gender);

?>

<?php
/**
 * Class UserCheckerAndInserter, checks the user and insert him/her to db, if possible
 *
 * LICENSE: CREATIVE COMMONS PUBLIC LICENSE  "Namensnennung — Nicht-kommerziell 2.0"
 *
 * @copyright  2009 <SEDesign />
 * @license    http://creativecommons.org/licenses/by-nc/2.0/de/
 * @version    $3.0.6$
 * @link       http://www.sedesign.de/de_produkte_chat-v3.html
 * @since      File available since Alpha 1.0
 */
 
class UserCheckerAndInserter extends EtChatConfig
{
    /**
    * DB-Connection Obj
    * @var ConnectDB
    */
    private $dbObj;

    /**
    * array with all user data
    * @var array
    */
    protected $_user_exists;

    /**
    * user name
    * @var string
    */
    protected $_user;

    /**
    * user pw
    * @var string
    */
    protected $_pw;

    /**
    * user sex
    * @var string
    */
    protected $_gender;

    /**
    * XMLParser Obj
    * @var XMLParser
    */
    protected $_lang;

    /**
    * this var is a status var and will be occupied with different values in subjection of needs, so it can get value "1" for ok, or just an other error message
    * @var string
    */
    public $status;

    /**
    * Constructor
    *
    * @param  ConnectDB $dbObj, Obj with the db connection handler
    * @param  array $user_exists 
    * @param  string $user 
    * @param  string $pw 
    * @param  string $gender
    * @param  XMLParser $lang 
    * @uses ConnectDB::sqlSet()    
    * @return void
    */
    public function __construct ($dbObj, $user_exists, $user, $pw, $gender, $lang){ 

        // call parent Constructor from class EtChatConfig
        parent::__construct();

        $this->dbObj = $dbObj;

        // set the class vars
        $this->_user_exists=$user_exists;
        $this->_user=$user;
        $this->_pw=$pw;
        $this->_gender=$gender;
        $this->_lang=$lang;

        // if the user name is just exists in the user table
        if (is_array($this->_user_exists)){

            // update needed user params
            $this->dbObj->sqlSet("UPDATE {$this->_prefix}etchat_user SET etchat_usersex = '".$this->_gender{0}."' WHERE etchat_user_id = ".$this->_user_exists[0][0]);

            // need pw input?
            if ($this->_pw=="") $this->userWithoutPw();
            else $this->userWithPw();
        }
        else $this->createNewUser();

    }

    /**
    * CreateNewUser, if there is no such user name in user tab, creates a new dataset
    *
    * @uses ConnectDB::sqlSet()    
    * @return void
    */
    private function createNewUser(){    
        $this->dbObj->sqlSet("INSERT INTO {$this->_prefix}etchat_user ( etchat_username, etchat_usersex ) VALUES ( '".$this->_user."', '".$this->_gender{0}."')");
        $user_neu=$this->dbObj->sqlGet("SELECT etchat_user_id, etchat_username, etchat_userprivilegien FROM {$this->_prefix}etchat_user WHERE etchat_username = '".$this->_user."' LIMIT 1");
        $_SESSION['etchat_v3_user_id'] = $user_neu[0][0];
        $_SESSION['etchat_v3_username'] = $user_neu[0][1];
        $_SESSION['etchat_v3_user_priv'] = $user_neu[0][2];
        $this->status=1;
    }

    /**
    * UserWithPw, user name and user pw were committed from login form
    *
    * @return void
    */
    private function userWithPw(){
        if ($this->_user_exists[0][2]==md5($this->_pw)){
            $_SESSION['etchat_v3_user_id'] = $this->_user_exists[0][0];
            $_SESSION['etchat_v3_username'] = $this->_user_exists[0][1];
            $_SESSION['etchat_v3_user_priv'] = $this->_user_exists[0][3];
            if ($_SESSION['etchat_v3_user_priv']=='admin' ||
                $_SESSION['etchat_v3_user_priv']=='mod') setcookie("cookie_anzahl_logins_in_XX_sek",1);
            $this->status=1;
        }
        else $this->status = $this->_lang->pw_falsch[0]->tagData;

    }

    /**
    * UserWithoutPw, this user has a pw in db, so the status is "pw" to make a invitation in login-form to insert a pw
    *
    * @return void
    */
    private function userWithoutPw(){
        if (!empty($this->_user_exists[0][2])) {

            // if the user shpul get the invisible feeld in PW enter
            $this->status = ($this->_user_exists[0][3]=="admin") ? "pw+invisible" : "pw";


        }
        else {
            $_SESSION['etchat_v3_user_id'] = $this->_user_exists[0][0];
            $_SESSION['etchat_v3_username'] = $this->_user_exists[0][1];
            $_SESSION['etchat_v3_user_priv'] = $this->_user_exists[0][3];
            if ($_SESSION['etchat_v3_user_priv']=='admin' ||
                $_SESSION['etchat_v3_user_priv']=='mod') setcookie("cookie_anzahl_logins_in_XX_sek",1);
            $this->status = 1;
        }
    }
}

<?php


    session_start();


    $username = $_SESSION['phpfusion_username'];
    $gender = "n";


    $_SESSION['etchat_v3_logout_url'] = "../index.php?logout=true";


    function __autoload($class_name) {
            require_once ('class/'.$class_name.'.class.php');        
    }


    new Check_CheckerAndInserter(true, $username, $gender);

?>