<?php

    function protect_vars() {
    	$_GET = array_map('mysql_real_escape_string', $_GET); 
    	$_POST = array_map('mysql_real_escape_string', $_POST); 
    	$_COOKIE = array_map('mysql_real_escape_string', $_COOKIE);
    	}

    function cleaninput(&$value, $key) {
        $value = htmlentities($value, ENT_QUOTES);
        $value = trim($value);
        }

?>