diff --git a/web/documentserver-example/php/common.php b/web/documentserver-example/php/common.php
index a1321e35..07a56538 100644
--- a/web/documentserver-example/php/common.php
+++ b/web/documentserver-example/php/common.php
@@ -145,6 +145,13 @@ function serverPath() {
 }
 
 function getCurUserHostAddress($userAddress = NULL) {
+    if ($GLOBALS['ALONE']) {
+        if (empty($GLOBALS['STORAGE_PATH'])) {
+            return "Storage";
+        } else {
+            return "";
+        }
+    }
     if (is_null($userAddress)) {$userAddress = getClientIp();}
     return preg_replace("[^0-9a-zA-Z.=]", '_', $userAddress);
 }
diff --git a/web/documentserver-example/php/config.php b/web/documentserver-example/php/config.php
index dd505edd..1accc4c5 100644
--- a/web/documentserver-example/php/config.php
+++ b/web/documentserver-example/php/config.php
@@ -2,6 +2,7 @@
 
 $GLOBALS['FILE_SIZE_MAX'] = 5242880;
 $GLOBALS['STORAGE_PATH'] = "";
+$GLOBALS['ALONE'] = FALSE;
 
 $GLOBALS['MODE'] = "";