Index: /FCKeditor/trunk/editor/filemanager/connectors/php/phpcompat.php
===================================================================
--- /FCKeditor/trunk/editor/filemanager/connectors/php/phpcompat.php	(revision 687)
+++ /FCKeditor/trunk/editor/filemanager/connectors/php/phpcompat.php	(revision 688)
@@ -1,11 +1,17 @@
 <?php
 
-if (!isset($_SERVER)) {
-    $_SERVER = $HTTP_SERVER_VARS;
+if ( !isset( $_SERVER ) ) {
+    $_SERVER = $HTTP_SERVER_VARS ;
 }
-if (!isset($_GET)) {
-    $_GET = $HTTP_GET_VARS;
+if ( !isset( $_GET ) ) {
+    $_GET = $HTTP_GET_VARS ;
 }
-if (!isset($_FILES)) {
-    $_FILES = $HTTP_POST_FILES;
+if ( !isset( $_FILES ) ) {
+    $_FILES = $HTTP_POST_FILES ;
 }
+
+if ( !defined( 'DIRECTORY_SEPARATOR' ) ) {
+    define( 'DIRECTORY_SEPARATOR',
+        strtoupper(substr(PHP_OS, 0, 3) == 'WIN') ? '\\' : '/'
+    ) ;
+}