โค้ต url friendly ครบจักรวาลครับ แต่มีปัญหานิดหน่อย

<?php
/**
* .htaccess ครอบจักรวาล
* เวอร์ชั่น : xvlnw.com 1.0
* 7 ธันวาคม 2555
*/

# Difine
define("_DIR",str_replace('\\', '/', dirname(__FILE__)));
# Function
function cleanArray($arr){
 $size = sizeof($arr);
 for($i=0;$i<$size;$i++){
 $thum = trim($arr[$i]);
 if($thum != ""){
 $r[] = $thum;
 }
 }
return $r;  
}
# SERVER_URI
$GURI = str_replace(_DIR . '/','', $_SERVER['DOCUMENT_ROOT'] . $_SERVER['REQUEST_URI']);
$URIALL = explode('?',$GURI);
$uri_past = cleanArray(explode('/',$URIALL[0]));
$uri_frist = cleanArray(explode('&',$URIALL[1]));
if(is_array($uri_frist)){
 foreach($uri_frist as $xuri){
 $thum = explode('=',$xuri,2);
 if(count($thum) == 2 and trim($thum[0]) != "") $uri[trim($thum[0])] = trim($thum[1]);
 }
}

// Show Value: $uri_past, $uri
echo '<pre>';
print_r($uri_past);
print_r($uri);
echo '</pre>';
?>