Не могу создать загрузку картинок на сервер

<?php
class ExceptReg extends Exception {}
try
{ include_once ( "connect.php" ) ;
if ( isset( $_POST['submit'] ) )
{
if ( empty( $_POST['login'] ) )
{
throw new ExceptReg( 'Вы не ввели логин' ) ;
}
if ( empty( $_POST['password'] ) )
{
throw new ExceptReg( 'Вы не ввели пароль' ) ;
}
if ( empty( $_POST['password2'] ) )
{
throw new ExceptReg( 'Вы не ввели подверждение пароля' ) ;
}
if ( $_POST['password'] != $_POST['password2'] )
{
throw new ExceptReg( 'Пароли не совпадают' ) ;
}
if ( empty( $_POST['email'] ) )
{
throw new ExceptReg( 'Вы не ввели E-mail' ) ;
}
if ( empty( $_POST['email2'] ) )
{
throw new ExceptReg( 'Вы не ввели подверждение e-mail' ) ;
}
if ( $_POST['email'] != $_POST['email2'] )
{
throw new ExceptReg( 'Ваши e-mail не совпадают!' ) ;
}
 
$login = $_POST['login'] ;
$password = $_POST['password'] ;
$password2 = $_POST['password2'] ;
$email = $_POST['email'] ;
$email2 = $_POST['email2'] ;
 
$query = "SELECT `id` FROM `users` WHERE `login`='{$login}'" ;
$sql = mysql_query( $query ) or die( mysql_error() ) ;
if ( mysql_num_rows( $sql ) > 0 )
{
throw new ExceptReg( 'Такой логин уже зарегисрирован!' ) ;
}
$query = "SELECT `id` FROM `users` WHERE `email`='{$email}'" ;
$sql = mysql_query( $query ) or die( mysql_error() ) ;
if ( mysql_num_rows( $sql ) > 0 )
{
throw new ExceptReg( 'Такой e-mail уже зарегистрирован!' ) ;
}
 
$query = "INSERT INTO users(login , password , email)
VALUES ('$login', '$password', '$email')" ;
 
$result = mysql_query( $query ) or die( mysql_error() ) ;
echo 'Регистрация прошла успешно' ;
}
}
catch ( ExceptReg $e )
{ echo '<font color="red">Ошибка регистрации: ' . $e->getMessage() . '</font>';
}

 <?php
 //This is the directory where images will be saved
 $target = "img/";
 
 $target = $target .basename( $_FILES['photo']['name']);
 
 //This gets all the other information from the
 $pic=($_FILES['photo']['name']);
 
 mysql_query("INSERT INTO `users` VALUES ('$pic')") ;
 
 //Writes the photo to the server
 
 if(move_uploaded_file($_FILES['photo']['tmp_name'], $target)) {
 
     //Tells you if its all ok
 
     echo "The file ".basename( $_FILES['uploadedfile']['name']). " has been uploaded, and your information has been added to the directory"; }
     else { "Sorry, there was a problem uploading your file."; }
 
     ?>

$target = "img/screenshots/";
$_FILES['pic']['name'] = str_replace(array('-', ':', ' '), '', $id_dates) . '_' . $_FILES['pic']['name'];
$target = $target .basename( $_FILES['pic']['name']);
$pic = ($_FILES['pic']['name']);
move_uploaded_file($_FILES['pic']['tmp_name'], $target);