changed setup

removed age from user table
added 3 php scripts and a javascript

check.php checks if there is a user currently logged in using cookies
cookie.php adds a cookie for the currently logged in user that will be
removed when they close the browser.  it will add a 10 day cookie if
they checked remember me when they logged in
login.php verifies the user with the database information
login.js handles what happens when the user is logging in