--- json_server.module	Thu Apr 03 07:15:30 2008
+++ json_server.module	Thu Apr 03 07:14:54 2008
@@ -11,12 +11,27 @@
 function json_server_server_error($message) {
   return array("status" => FALSE, "message" => $message);
 }
 
 function json_server_server() {
-  if (!isset($_POST)) {
-    return "JSON server accepts POST requests only.";
+  if(empty($_POST)){
+    $service_method = $_GET['method'];
+    $callback = $_GET['callback'];
+    $methods = services_get_all();
+    $args = array();
+    foreach ($methods as $method) {
+      foreach($method['#args'] as $arg) {
+        if(isset($_GET[$arg['#name']])) {
+          $args[] = $_GET[$arg['#name']];
+        }
+      }
+    }
+   
+    $result = services_method_call($service_method, $args);
+    $json = $callback.'('.drupal_to_js(array('status' => "1", 'data' => $result)).')';
+    return $json;
+    exit;
   }
   
   $request = $_POST['method'];
   $methods = services_get_all();
   $args = array();