diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/saetv2.ex.class.php b/saetv2.ex.class.php
index c059fd6..5e0b11a 100644
--- a/saetv2.ex.class.php
+++ b/saetv2.ex.class.php
@@ -172,14 +172,14 @@ function getAuthorizeURL( $url, $response_type = 'code', $state = NULL, $display
 	 *
 	 * 对应API：{@link http://open.weibo.com/wiki/OAuth2/access_token OAuth2/access_token}
 	 *
-	 * @param string $type 请求的类型,可以为:code, password, token
 	 * @param array $keys 其他参数：
 	 *  - 当$type为code时： array('code'=>..., 'redirect_uri'=>...)
 	 *  - 当$type为password时： array('username'=>..., 'password'=>...)
 	 *  - 当$type为token时： array('refresh_token'=>...)
-	 * @return array
+     * @param string $type 请求的类型,可以为:code, password, token
+     * @return array
 	 */
-	function getAccessToken( $type = 'code', $keys ) {
+	function getAccessToken($keys,$type = 'code' ) {
 		$params = array();
 		$params['client_id'] = $this->client_id;
 		$params['client_secret'] = $this->client_secret;