Untitled

<?php

 $conn = mysqli_connect("localhost", "b4014107", "Win1", "b4014107_db2") or die (mysqli_connect_error());

 ?>

<?
error_reporting(E_ALL);
ini_set('display_errors', 1);
include('ConnectorCode.php');

if(isser($_POST['Submit'])) {
session_start();
$FName = $POST['First_Name'];
$LName = $POST['Last_Name'];
$Email = $POST['Email'];
$UName = $POST['User_Name'];
$Password  = $POST['Password'];

$FName = mysqli_real_escape_string($conn, $FName);
$LName = mysqli_real_escape_string($conn, $LName);
$Email = mysqli_real_escape_string($conn, $Email);
$UName = mysqli_real_escape_string($conn, $UName);
$Password = mysqli_real_escape_string($conn, $Password);

$sql = "SELECT Email FROM tbl_Users WHERE Email='$Email'";
$result = mysqli_query($conn, $sql);
$row = mysqli_fetch_array($result, MYSQLI_ASSOC);

if(mysqli_num_rows($result) == 1)
{
    echo "Sorry, the email you are trying to enter already exists";
}
else
{
    $query = mysqli_query($conn, "INSERT INTO tbl_Users(First_Name, Last_Name, Email, User_Name, Password) VALUES ('$FName', '$LName', '$Email', '$UName', '$Password')");
if($query)
{
 echo "Thank you for registering";
}
header('Location: Index.php');
}

}
?>

<!DOCTYPE HTML>
<head>
<title>Register</title>
</head>
<body>

<h1> Register Page </h1>

<p> Please fill in the form to register <p>

<form method="post" action="">
<fieldset>
First Name: <br />
<input name="First_Name" type="text" class="input" size="25" required /> <br /> <br />
 Last Name:  <br />
 <input name="Last_Name" type="text" class="input" size="25" required /> <br /> <br />
Email: <br />
<input name="Email" type="email" class="input" size="25" required /> <br /> <br />
Username: <br />
<input name="User_Name" type="text" class="input" size"25" required /> <br /> <br />
Password: <br />
<input name="Password" type="password" class="input" size="25" required /> <br /> <br/>
<input type="submit" name="submit" value="Register!" />
</fieldset>
</form>
</body>
</html>