Adjusting redirect method

var/www/login.php

@@ -3,6 +3,7 @@
 
     if (isset($_POST['Submit'])){
         $_SESSION['loginData'] = $_POST;
+        header("Location: /loginCheck.php");
     }
 ?>
 
@@ -21,7 +22,7 @@
         </style>
         <div class="message"><?php if($_SESSION["loginError"]!="") { echo $_SESSION["loginError"]; } ?></div>
         <h2><font color="white">Please Login</h2>
-        <form action="loginCheck.php" method="post">
+        <form action="" method="post">
             User&colon;
             <input type="text" name="username" placeholder="Username"><br>
             Password&colon;