<?php
    if(isset($_POST['send'])) {
    $username = sec($_POST['username']);
    $fname = sec($_POST['fname']);
    $lname = sec($_POST['lname']);
    $password = md5(sec($_POST['password']));
    $email = sec($_POST['email']);
    if(!$username||!$fname||!$lname||!$password||!$email) {
        print "אנא מלא את כל השדות";
    }
    }
?>