update readme

README.md

@@ -34,3 +34,17 @@ your `LocalSettings.php` file:
 ## Configuration
 * `$wgConnectedPrivateCSSClass` : css class for loggedIn content
 * `$wgConnectedPublicCSSClass` : css class for not loggedIn content
+
+### Example
+```php
+    wfLoadExtension( 'Connected' );
+    $wgConnectedPrivateCSSClass = "pv";
+    $wgConnectedPublicCSSClass = "pb";
+```
+in pages :
+```
+{{#ifloggedIn:Text if logged in in a div}}
+{{#ifloggedIn:Text if logged in in a div|Text if logged out in a div}}
+{{#ifloggedIn:Text if logged in not in a div|Text if logged out not in a div|no}}
+{{#ifloggedIn:Text if logged in not in a div||no}}
+```