Simples Ajax/PHP functions

Hello, i've made php class where i manage my web users, i wan't you write me an AJAX script to get vars from an HTML form and send it to my PHP Class. On my login website page i don't want to reload the page when customer login. When the client click on <input type="submit"> or <input type="button"> the Ajax script send the <form> vars to an external PHP script in aSynchrone (the vars have to be in PHP for my script). I don't want to reload a page for login. You're Ajax script have to call my PHP function in aSynchrone with this vars : $username, $password Myscript have to return the login result with no reload page in a <div> of my html template. i'll like a Ajax script like this : onclick="ajaxLogin('div', 'username', 'password'); " my php method is like this public function ajaxLogin($username, $password) I'm writing a PHP script i will post others projects in future. I have a budget of 25$ for this. Don't bid if your'e price is high of 25$. Time to work it 15 days. For any questions email me. Thank you.