// Wrapper for elements in $_GET
function getRequestParameter ($element) {
// By default no element is there
- $value = null;
+ $value = NULL;
// Is the element cached or there?
if (isset($GLOBALS['cache_request']['get'][$element])) {
// Wrapper for elements in $_POST
function postRequestParameter ($element, $subElement=null) {
// By default no element is there
- $value = null;
+ $value = NULL;
// Is the element in cache?
if (isset($GLOBALS['cache_request']['post'][$element][$subElement])) {