pls help me....profile not displayed ? why ? pls help me...

[jd2007]

profile.php

<?php

session_start();
header("Cache-control: private");
if (!$_SESSION['username']) {
    echo "You aren't logged in.";
    include("login.php");
    exit();
} 




echo

"<img src='' alt=''><br><br>
<img class='a' src='photoframe.png' alt=''>

<b>Name:</b>  $_SESSION[name]<br><br>
<b>Age:</b>  $_SESSION[age] <br><br>
<b>Location:</b>  $_SESSION[location]<br><br>
<b>Personality:</b>  $_SESSION[personality]<br><br>
<b>Hobbies & Interests:</b>  $_SESSION[hobbies]<br><br>
<b>E-mail:</b>  $_SESSION[email]<br><br>
<b>Favorite Books:</b>  $_SESSION[books]<br><br>
<b>Favorite Shows:</b> $_SESSION[shows]<br><br>
<b>Favorite Music:</b>  $_SESSION[music]<br><br>
<b>Occupation:</b>  $_SESSION[occupation]<br><br>
<b>About Me:</b>  $_SESSION[aboutme]<br><br> "; 
echo ;
?>

the link to profile.php is here:

<?php
//echo "Hi";
/*Use of Sessions*/
//if(!session_id())
//session_start();

//header("Cache-control: private"); //avoid an IE6 bug (keep this line on top of the page)

if (isset($_POST["username"]) && isset($_POST["password"])) {
  /*Connection to database logindb using your login name and password*/
           $db=mysql_connect('localhost','root') or die(mysql_error());
            mysql_select_db('UserProfile');
            $user_info = "SELECT * FROM users WHERE username='$username' AND password='$password'";
            $result_name_check = mysql_query($user_info);
            $usersfound = mysql_num_rows($result_name_check);
            // if user not found, note that and end
           if ($usersfound < 1) {
           $error = "User $user not found.";
           // if user does exist, continue with processing
           } else { 
             $_SESSION['Logged In'] = "true";
             $_SESSION['username'] = $_POST['username'];
             $_SESSION['encryptpass'] = $user_info['cpass'];
             $_SESSION['email'] = $user_info['email'];
             $_SESSION['name'] = $user_info['name'];
             $_SESSION['age'] = $user_info['age'];
             $_SESSION['location'] = $user_info['location'];
             $_SESSION['personality'] = $user_info['personality'];
             $_SESSION['hobbies'] = $user_info['hobbies'];
             $_SESSION['email'] = $user_info['email'];
             $_SESSION['books'] = $user_info['books'];
             $_SESSION['shows'] = $user_info['shows'];
             $_SESSION['music'] = $user_info['music'];
             $_SESSION['occupation'] = $user_info['occupation'];
             $_SESSION['aboutme'] = $user_info['aboutme'];
             $_SESSION['photo'] = $user_info['photo']; 
             echo "Welcome";
             echo "<a href='profile.php'>My Profile</a>";
             exit;
            }
                    
}
else if (!isset($_POST["username"]) && isset($_POST["password"])) {
echo "Please enter your username.";
echo "<form method='post' action='login.php'>
      Username: <input type='text' name='username'><br>
      Password: <input type='text' name='password'><br>
      <input type='submit' value='Login'>
      </form>";
  exit;    
}
else if (isset($_POST["username"]) && !isset($_POST["password"])) {
echo "Please enter your password.";
echo "<form method='post' action='login.php'>
      Username: <input type='text' value=$_POST[username] name='username'><br>
      Password: <input type='text' name='password'><br>
      <input type='submit' value='Login'>
      </form>";
  exit;       
}
else if (!isset($_POST["username"]) && !isset($_POST["password"])) {
  echo "Please enter your username and password.";
  echo "<form method='post' action='login.php'>
      Username: <input type='text' name='username'><br>
      Password: <input type='text' name='password'><br>
      <input type='submit' value='Login'>
      </form>";
  exit;       
}
else {echo "Error";}
echo $error;
?>

 

pls help me...tq...