diff --git a/README.md b/README.md
index 1531fc5..82b6c4a 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-WP-Player V2.3.0
+WP-Player V2.3.1
 =========
 
 WP-Player 一个迷你歌曲播放器，支持多歌曲播放，支持使用虾米歌曲地址，也支持自定义上传音乐。
@@ -9,6 +9,10 @@ WP-Player 一个迷你歌曲播放器，支持多歌曲播放，支持使用虾
 ### 声明
 本插件仅供个人学习研究使用，请勿作为各种商业用户，音乐版权归网易云音乐 music.163.com 和虾米音乐 www.xiami.com 所有。
 
+### Update Ver 2.3.1  (2015-01-08)
+1. 紧急修复暂无歌词Bug
+2. 修正图片缓存问题
+
 ### Update Ver 2.3.0  (2015-01-08)
 1. 新增歌词预览功能（支持虾米和网易）
 2. 因歌词预览功能比较耗费资源，可在单独添加播放器时，打开或关闭此功能。
diff --git a/css/wp-player-plugin.css b/css/wp-player-plugin.css
index ddc7bbf..424fd79 100644
--- a/css/wp-player-plugin.css
+++ b/css/wp-player-plugin.css
@@ -5,7 +5,7 @@
  * @date     2014-12-19
  * @update   2015-01-08
  * @URL      http://webjyh.com
- * @version  2.3.0
+ * @version  2.3.1
  */
 .wp-player-wrap { padding: 10px; }
 .wp-player-wrap .wp-player-tabs { margin: 0px; border-bottom: 1px solid #EEE; height: 36px; }
diff --git a/css/wp-player.css b/css/wp-player.css
index 5b1fdf0..9e2d656 100644
--- a/css/wp-player.css
+++ b/css/wp-player.css
@@ -6,7 +6,7 @@
  * @update   2015-01-08
  * @URL      http://webjyh.com
  * @Github   https://github.com/webjyh/WP-Player
- * @version  2.3.0
+ * @version  2.3.1
  * 
  */
 .wp-player { overflow: hidden; background: #FFF; width: 350px; min-width: 300px; margin: 10px auto; border: 1px solid #DDD; box-shadow: 0px 0px 10px rgba(0,0,0, 0.15); box-sizing: content-box; }
@@ -21,7 +21,7 @@
 .wp-player .wp-player-play-current,
 .wp-player .wp-player-list-btn,
 .wp-player .wp-player-lyrics-btn,
-.wp-player .wp-player-controls a { background: url(../images/wp_player_bg.png?ver=2.3.0) no-repeat -9999px -9999px; _background: url(../images/wp_player_bg_8.png?ver=2.3.0) no-repeat -9999px -9999px; }
+.wp-player .wp-player-controls a { background: url(../images/wp_player_bg.png?ver=2.3.1) no-repeat -9999px -9999px; _background: url(../images/wp_player_bg_8.png?ver=2.3.1) no-repeat -9999px -9999px; }
 
 .wp-player .wp-player-box { height: 90px; }
 .wp-player .wp-player-thumb { position: relative; float: left; width: 90px; height: 90px; overflow: hidden; }
diff --git a/include/player.php b/include/player.php
index 057b8d0..291f9c0 100644
--- a/include/player.php
+++ b/include/player.php
@@ -4,7 +4,7 @@
  */
 if ( !class_exists( 'wp_player_plugin' ) ){
 
-    $WP_PLAYER_VERSION = '2.3.0';
+    $WP_PLAYER_VERSION = '2.3.1';
 
     class wp_player_plugin {
 
diff --git a/js/plugin-uploader.js b/js/plugin-uploader.js
index 5284762..0a43a4a 100644
--- a/js/plugin-uploader.js
+++ b/js/plugin-uploader.js
@@ -6,7 +6,7 @@
 * @date     2014-12-19
 * @update   2015-01-08
 * @URL      http://webjyh.com
-* @version  2.3.0
+* @version  2.3.1
 * 
 */
 jQuery(document).ready(function() {
@@ -53,7 +53,7 @@ jQuery(document).ready(function() {
             row = $val.match(regs[mark]);
 
         if (mark == 0 && !row && !jQuery.isNumeric($val)){
-            alert('您的当前站点只支持虾米音乐网址');
+            alert('\u60a8\u7684\u5f53\u524d\u7ad9\u70b9\u53ea\u652f\u6301\u867e\u7c73\u97f3\u4e50\u7f51\u5740');
             return false;
         }
 
@@ -62,7 +62,7 @@ jQuery(document).ready(function() {
             result['id'] = row[2];
         } else {
             if (!jQuery.isNumeric($val)){
-                alert('获取音乐ID失败！')
+                alert('\u83b7\u53d6\u97f3\u4e50ID\u5931\u8d25\uff01');
             }
         }
 
diff --git a/js/wp-player.js b/js/wp-player.js
index eb8f608..7a49f3c 100644
--- a/js/wp-player.js
+++ b/js/wp-player.js
@@ -8,7 +8,7 @@
  * @URL      http://webjyh.com
  * @Github   https://github.com/webjyh/WP-Player
  * @reutn    {jQuery}
- * @version  2.3.0
+ * @version  2.3.1
  * 
  */
 ~function($, soundManager) {
@@ -183,7 +183,7 @@
                             DOM.playbar.width(playbar);
                             DOM.time.text(pre + minute +':'+ second);
                             
-                            _this.attr.lyric && _this.setLyric(this.position);
+                            if (_this.attr.lyric && _this.lyric) _this.setLyric(this.position);
                         },
                         whileloading: function() {
                             var seekbar = this.bytesTotal ? (this.bytesLoaded / this.bytesTotal) * 100 : 100;
@@ -317,6 +317,7 @@
         noLyric: function(val) {
             var DOM = this.DOM,
                 str = typeof val === 'undefined' ? '\u6682\u65e0\u6b4c\u8bcd' : val;
+            this.lyric = null;
             DOM.lyrics.children('ul').html('<li>'+str+'</li>');
         },
         
diff --git a/wp-player.php b/wp-player.php
index cd7f6fb..42a970e 100644
--- a/wp-player.php
+++ b/wp-player.php
@@ -3,7 +3,7 @@
  * Plugin Name: WP-Player
  * Plugin URI: http://webjyh.com/wp-player/
  * Description: 一个迷你歌曲播放器，支持多歌曲播放，支持使用虾米歌曲或网易云音乐歌曲地址，也支持自定义上传音乐。
- * Version: 2.3.0
+ * Version: 2.3.1
  * Author: M.J
  * Author URI: http://webjyh.com
  * License: GPLv2 or later