diff --git a/framework/web/Session.php b/framework/web/Session.php
index 7a77eab..424e232 100644
--- a/framework/web/Session.php
+++ b/framework/web/Session.php
@@ -229,6 +229,8 @@ class Session extends Component implements \IteratorAggregate, \ArrayAccess, \Co
     }
 
     /**
+     * Gets the session ID.
+     * This is a wrapper for [PHP session_id()](http://php.net/manual/en/function.session-id.php).
      * @return string the current session ID
      */
     public function getId()
@@ -237,6 +239,8 @@ class Session extends Component implements \IteratorAggregate, \ArrayAccess, \Co
     }
 
     /**
+     * Sets the session ID.
+     * This is a wrapper for [PHP session_id()](http://php.net/manual/en/function.session-id.php).
      * @param string $value the session ID for the current session
      */
     public function setId($value)
@@ -257,6 +261,8 @@ class Session extends Component implements \IteratorAggregate, \ArrayAccess, \Co
     }
 
     /**
+     * Gets the name of the current session.
+     * This is a wrapper for [PHP session_name()](http://php.net/manual/en/function.session-name.php).
      * @return string the current session name
      */
     public function getName()
@@ -265,6 +271,8 @@ class Session extends Component implements \IteratorAggregate, \ArrayAccess, \Co
     }
 
     /**
+     * Sets the name for the current session.
+     * This is a wrapper for [PHP session_name()](http://php.net/manual/en/function.session-name.php).
      * @param string $value the session name for the current session, must be an alphanumeric string.
      * It defaults to "PHPSESSID".
      */
@@ -274,6 +282,8 @@ class Session extends Component implements \IteratorAggregate, \ArrayAccess, \Co
     }
 
     /**
+     * Gets the current session save path.
+     * This is a wrapper for [PHP session_save_path()](http://php.net/manual/en/function.session-save-path.php).
      * @return string the current session save path, defaults to '/tmp'.
      */
     public function getSavePath()
@@ -282,6 +292,8 @@ class Session extends Component implements \IteratorAggregate, \ArrayAccess, \Co
     }
 
     /**
+     * Sets the current session save path.
+     * This is a wrapper for [PHP session_save_path()](http://php.net/manual/en/function.session-save-path.php).
      * @param string $value the current session save path. This can be either a directory name or a path alias.
      * @throws InvalidParamException if the path is not a valid directory
      */
@@ -297,7 +309,7 @@ class Session extends Component implements \IteratorAggregate, \ArrayAccess, \Co
 
     /**
      * @return array the session cookie parameters.
-     * @see http://us2.php.net/manual/en/function.session-get-cookie-params.php
+     * @see http://php.net/manual/en/function.session-get-cookie-params.php
      */
     public function getCookieParams()
     {