function currentPageURL(){
$pageURL = 'http';
if ($_SERVER["HTTPS"] == "on") {$pageURL .= "s";}
$pageURL .= "://";
if ($_SERVER["SERVER_PORT"] != "80")
$pageURL .= $_SERVER["SERVER_NAME"].":".$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"];
else
$pageURL .= $_SERVER["SERVER_NAME"].$_SERVER["REQUEST_URI"];

return $pageURL;
}