--- a/include/common-request.inc.php
+++ b/include/common-request.inc.php
@@ -1,45 +1,75 @@
 <?php
+
+/*
+ *    Copyright 2010,2011 Alexander Sadleir 
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+  http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+ */
 if (isset($_REQUEST['firstLetter'])) {
-	$firstLetter = filter_var($_REQUEST['firstLetter'], FILTER_SANITIZE_STRING);
+    $firstLetter = filter_var($_REQUEST['firstLetter'], FILTER_SANITIZE_STRING);
 }
 if (isset($_REQUEST['bysuburbs'])) {
-	$bysuburbs = true;
+    $bysuburbs = true;
 }
 if (isset($_REQUEST['bynumber'])) {
-	$bynumber = true;
+    $bynumber = true;
 }
 if (isset($_REQUEST['allstops'])) {
-	$allstops = true;
+    $allstops = true;
 }
 if (isset($_REQUEST['nearby'])) {
-	$nearby = true;
+    $nearby = true;
 }
 if (isset($_REQUEST['suburb'])) {
-	$suburb = filter_var($_REQUEST['suburb'], FILTER_SANITIZE_STRING);
+    $suburb = $_REQUEST['suburb'];
 }
-$pageKey = filter_var($_REQUEST['pageKey'], FILTER_SANITIZE_NUMBER_INT);
-$lat = filter_var($_REQUEST['lat'], FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION);
-$lon = filter_var($_REQUEST['lon'], FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION);
-$max_distance = filter_var($_REQUEST['radius'], FILTER_SANITIZE_NUMBER_INT);
+if (isset($_REQUEST['pageKey'])) {
+    $pageKey = filter_var($_REQUEST['pageKey'], FILTER_SANITIZE_NUMBER_INT);
+}
+if (isset($_REQUEST['lat'])) {
+    $lat = filter_var($_REQUEST['lat'], FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION);
+}
+if (isset($_REQUEST['lon'])) {
+    $lon = filter_var($_REQUEST['lon'], FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION);
+}
+if (isset($_REQUEST['radius'])) {
+    $max_distance = filter_var($_REQUEST['radius'], FILTER_SANITIZE_NUMBER_INT);
+}
 if (isset($_REQUEST['numberSeries'])) {
-	$numberSeries = filter_var($_REQUEST['numberSeries'], FILTER_SANITIZE_NUMBER_INT);
+    $numberSeries = filter_var($_REQUEST['numberSeries'], FILTER_SANITIZE_NUMBER_INT);
 }
 if (isset($_REQUEST['routeDestination'])) {
-	$routeDestination = urldecode(filter_var($_REQUEST['routeDestination'], FILTER_SANITIZE_ENCODED));
+    $routeDestination = urldecode(filter_var($_REQUEST['routeDestination'], FILTER_SANITIZE_ENCODED));
 }
 if (isset($_REQUEST['stopcode'])) {
-	$stopcode = filter_var($_REQUEST['stopcode'], FILTER_SANITIZE_STRING);
+    $stopcode = filter_var($_REQUEST['stopcode'], FILTER_SANITIZE_STRING);
 }
 if (isset($_REQUEST['stopids'])) {
-	$stopids = explode(",", filter_var($_REQUEST['stopids'], FILTER_SANITIZE_STRING));
+    $stopids = explode(",", filter_var($_REQUEST['stopids'], FILTER_SANITIZE_STRING));
 }
 if (isset($_REQUEST['tripid'])) {
-	$tripid = filter_var($_REQUEST['tripid'], FILTER_SANITIZE_NUMBER_INT);
+    $tripid = filter_var($_REQUEST['tripid'], FILTER_SANITIZE_STRING);
+}
+if (isset($_REQUEST['routeid'])) {
+    $routeid = filter_var($_REQUEST['routeid'], FILTER_SANITIZE_STRING);
+}
+if (isset($_REQUEST['directionid'])) {
+    $directionid = filter_var($_REQUEST['directionid'], FILTER_SANITIZE_STRING);
 }
 if (isset($_REQUEST['stopid'])) {
-	$stopid = filter_var($_REQUEST['stopid'], FILTER_SANITIZE_NUMBER_INT);
+    $stopid = filter_var($_REQUEST['stopid'], FILTER_SANITIZE_NUMBER_INT);
 }
-if (isset($_REQUEST['routeid'])) {
-	$routeid = filter_var($_REQUEST['routeid'], FILTER_SANITIZE_NUMBER_INT);
+if (isset($_REQUEST['geolocate'])) {
+    $geolocate = filter_var($_REQUEST['geolocate'], FILTER_SANITIZE_URL);
 }
 ?>