/*
	- Salt Generator
	- Generates salt which can be added to an encrypted password to make it harder to
	  decrypt. You will need to store the salt in a column in the user's row on the
	  database for when you check the password is correct when the user logs in again.
	*/
	
	public function generateSalt() {
		$salt = hash("sha1", rand() . rand() . rand());
		return $salt;
	}