diff --git a/module/common/lang/en.php b/module/common/lang/en.php
index 78368e688b..e77258c70f 100644
--- a/module/common/lang/en.php
+++ b/module/common/lang/en.php
@@ -126,7 +126,7 @@ $lang->exportTypeList['selected'] = 'Only checked';
 $lang->themes['default']   = 'Default';
 $lang->themes['green']     = 'Green';
 $lang->themes['red']       = 'Red';
-$lang->themes['classblue'] = 'Blue';
+$lang->themes['lightblue'] = 'Light Blue';
 
 /* Index mododule menu. */
 $lang->index = new stdclass();
diff --git a/module/common/lang/zh-cn.php b/module/common/lang/zh-cn.php
index d7d67aa455..76e31501d4 100644
--- a/module/common/lang/zh-cn.php
+++ b/module/common/lang/zh-cn.php
@@ -130,7 +130,7 @@ $lang->theme               = '主题';
 $lang->themes['default']   = '默认';
 $lang->themes['green']     = '绿色';
 $lang->themes['red']       = '红色';
-$lang->themes['classblue'] = '经典蓝';
+$lang->themes['lightblue'] = '亮蓝';
 
 /* 首页菜单设置。*/
 $lang->index = new stdclass();
diff --git a/module/common/model.php b/module/common/model.php
index 8a897f20d3..e417a2bf99 100644
--- a/module/common/model.php
+++ b/module/common/model.php
@@ -224,7 +224,7 @@ class commonModel extends model
             echo "<div class='dropdown' id='userMenu'>";
             echo "<a href='javascript:;' data-toggle='dropdown'><i class='icon-user'></i> " . $app->user->realname . " <span class='caret'></span></a>";
 
-            echo "<ul class='dropdown-menu pull-right'><li class='dropdown-header'>" . $lang->theme . '</li>';
+            echo "<ul class='dropdown-menu'><li class='dropdown-header'>" . $lang->theme . '</li>';
             foreach ($app->lang->themes as $key => $value)
             {
                 echo "<li class='theme-option" . ($app->cookie->theme == $key ? " active" : '') . "'><a href='javascript:selectTheme(\"$key\");' data-value='" . $key . "'>" . $value . "</a></li>";
diff --git a/www/theme/classblue/style.css b/www/theme/lightblue/style.css
old mode 100755
new mode 100644
similarity index 100%
rename from www/theme/classblue/style.css
rename to www/theme/lightblue/style.css