php_6_sessions

<?php
//echo base64_decode("dXNlcjpwYXNz");

session_start();

//echo 'proba is:', $_SESSION["proba"];
//$_SESSION["proba"] ='working';

if($_SESSION['user']=='goshko'){
    echo "ohay";
}else{

    if((@$_POST['usr']=='goshko' && @$_POST['pwd']=='peshko')){

    echo "Hello goshko!"."<br/>";
    $_SESSION['user']='goshko';
    }
    else {
    if(count(@$_POST)>0){
        echo "Wrong user or password!"."<br/>";
    }
    ?>
    <form action="session.php" method="POST">
    Username: <input type="text" name="usr"><br/>
    Username: <input type="password" name="pwd"><br/>
    <input type="submit">
    </form>
    <?php
    }
}