function addUser(){

	global $connection;

	if(isset($_POST['submit'])){

		$username = $_POST['username'];
		$password = $_POST['password'];
		$display_name = $_POST['display_name'];
		$email = $_POST['email'];
		$username = mysqli_real_escape_string($connection,$username);
		$password = mysqli_real_escape_string($connection,$password);
		$display_name = mysqli_real_escape_string($connection,$display_name);
		$email = mysqli_real_escape_string($connection,$email);

		$carrier_id = 10;

		//hmmmmm
		$salt = hash('sha256', randomString());
		$salt = hash('sha256', $salt);

		$password = hash('sha256', $password);
		$password = hash('sha256', $salt . $password);

		$userhash = hash('sha256', $username);

		$token = hash('sha256', randomString());
		$token = hash('sha256', $token);

		$query3 = "INSERT INTO users(carrierID,username,username_hash,password,display_name,email,salt,token) ";
		$query3 .= "VALUES ('$carrier_id','$username','$userhash','$password','$display_name','$email','$salt','$token')";

		$result = mysqli_query($connection, $query3);

	}

}