* adjust the diff of desc, spec fields.

module/common/control.php

@@ -388,7 +388,7 @@ EOT;
             if($value != $old->$key)
             { 
                 $diff = '';
-                if(substr_count($value, "\n") > 1 or substr_count($old->$key, "\n") > 1 or strtolower($key) == 'name' or strtolower($key) == 'title') $diff = self::diff($old->$key, $value);
+                if(substr_count($value, "\n") > 1 or substr_count($old->$key, "\n") > 1 or strpos('name,title,desc,spec', strtolower($key)) !== false) $diff = self::diff($old->$key, $value);
                 $changes[] = array('field' => $key, 'old' => $old->$key, 'new' => $value, 'diff' => $diff);
             }
         }

module/common/lang/zh-cn.php

@@ -52,6 +52,7 @@ $lang->selectAll  = '全选';
 $lang->attatch    = '附件';
 $lang->reverse    = '（切换顺序）';
 $lang->addFiles   = '上传了附件 ';
+$lang->files      = '附件 ';
 
 /* 主导航菜单。*/
 $lang->menu->index   = '首页|index|index';