diff --git a/common/lang/en.lang.php b/common/lang/en.lang.php
index da78127c4..b57662991 100644
--- a/common/lang/en.lang.php
+++ b/common/lang/en.lang.php
@@ -104,14 +104,14 @@
     $lang->blog_name = 'Blog Title';
     $lang->excerpt = 'Quotation';
 
-    $lang->document_count = 'Total Entries';
+    $lang->document_count = 'Total Articles';
     $lang->page_count = 'Page Count';
     $lang->list_count = 'List Count';
-    $lang->readed_count = 'Views';
+    $lang->readed_count = 'Hit';
     $lang->voted_count = 'Votes';
     $lang->member_count = 'Member Count';
     $lang->date = 'Date';
-    $lang->regdate = 'Date Published';
+    $lang->regdate = 'Published Date';
     $lang->last_update = 'Last Update';
     $lang->signup_date = 'Signup Date';
     $lang->last_login = 'Last Login';
@@ -121,7 +121,7 @@
     $lang->search_keyword = 'Searching Keyword';
     $lang->is_default = 'Default';
 
-    $lang->no_documents = 'No Entries!';
+    $lang->no_documents = 'No Articles';
 
     $lang->board_manager = 'Board Setting';
     $lang->member_manager = 'Member Setting';
@@ -175,13 +175,13 @@
     $lang->failed_voted = 'Could not be voted';
     $lang->fail_to_delete_have_children = 'There are still one or more replies left; Deletion Failed';
 
-    $lang->confirm_submit = 'Sure you want to Submit?';
-    $lang->confirm_logout = 'Sure you want to Logout?';
-    $lang->confirm_vote = 'Sure you want to Vote?';
-    $lang->confirm_delete = 'Sure you want to Delete?';
-    $lang->confirm_move = 'Sure you want to Move?';
-    $lang->confirm_reset = 'Sure you want to Reset?';
-    $lang->confirm_leave = 'Sure you want to Secede?';
+    $lang->confirm_submit = 'Are you sure to Submit?';
+    $lang->confirm_logout = 'Are you sure to Logout?';
+    $lang->confirm_vote = 'Are you sure to Vote?';
+    $lang->confirm_delete = 'Are you sure to Delete?';
+    $lang->confirm_move = 'Are you sure to Move?';
+    $lang->confirm_reset = 'Are you sure to Reset?';
+    $lang->confirm_leave = 'Are you sure to Leave?';
 
     $lang->column_type = 'Column Type';
     $lang->column_type_list['text'] = 'one-line text';
diff --git a/modules/guestbook/conf/info.xml b/modules/guestbook/conf/info.xml
index 85fd1dd5d..2de138c30 100644
--- a/modules/guestbook/conf/info.xml
+++ b/modules/guestbook/conf/info.xml
@@ -2,10 +2,13 @@
 <module version="0.1">
     <title xml:lang="ko">방명록</title>
     <title xml:lang="jp">ゲストブック</title>
+    <title xml:lang="en">Guest Book</title>
     <author email_address="zero@zeroboard.com" link="http://www.zeroboard.com" date="2007. 7. 19">
         <name xml:lang="ko">제로</name>
         <name xml:lang="jp">Zero</name>
+        <name xml:lang="en">zero</name>
         <description xml:lang="ko">모듈 제작을 위해 sample로 제작된 모듈입니다.</description>
         <description xml:lang="jp">モジュール作成のためのサンプルで作成されたモジュールです。</description>
+        <description xml:lang="en">This is a sample module for creating modules.</description>
     </author>
 </module>
diff --git a/modules/guestbook/lang/en.lang.php b/modules/guestbook/lang/en.lang.php
index c4500716c..7ef3f7a3e 100644
--- a/modules/guestbook/lang/en.lang.php
+++ b/modules/guestbook/lang/en.lang.php
@@ -8,9 +8,9 @@
     $lang->board = "board"; 
 
     // words used in button
-    $lang->cmd_board_list = 'Boards list';
-    $lang->cmd_module_config = 'Common board setting';
-    $lang->cmd_view_info = 'Board info';
+    $lang->cmd_board_list = 'Board List';
+    $lang->cmd_module_config = 'Common Board Configuration';
+    $lang->cmd_view_info = 'Board Info';
     $lang->move_target_module = "Target module for changing position";
 
     $lang->about_board = "This module is used for creating and managing boards.\nSelect the module's name from the list after creating one to configurate specifically.\nBe careful with board's module name, since it will be the url. (ex : http://domain/zb/?mid=modulename)";
diff --git a/modules/install/lang/en.lang.php b/modules/install/lang/en.lang.php
index e1e42f927..d746b21bb 100644
--- a/modules/install/lang/en.lang.php
+++ b/modules/install/lang/en.lang.php
@@ -227,7 +227,7 @@ EndOfLicense;
 
     $lang->cmd_agree_license = 'I agree with the license';
     $lang->cmd_install_fix_checklist = 'I have fixed the required conditions.';
-    $lang->cmd_install_next = 'Start installation';
+    $lang->cmd_install_next = 'Start Installation';
 
     $lang->db_desc = array(
         'mysql' => 'Using mysql*() function to use mysql DB.<br />Transaction is disabled because DB file is created by myisam.',
@@ -249,18 +249,18 @@ EndOfLicense;
     $lang->db_database_file = 'DB Database file';
     $lang->db_table_prefix = 'Table header';
 
-    $lang->admin_title = 'Admin information';
+    $lang->admin_title = 'Administration Info';
 
-    $lang->env_title = '환경 설정';
-    $lang->use_rewrite = 'rewrite mod 사용';
-    $lang->about_rewrite = '웹서버에서 rewrite mod를 지원하면 http://주소/?document_srl=123 같이 복잡한 주소를 http://주소/123과 같이 간단하게 줄일 수 있습니다.';
+    $lang->env_title = 'Configuration';
+    $lang->use_rewrite = 'Use rewrite mod';
+    $lang->about_rewrite = "If web server provides rewrite mod, long URL such as http://blah/?document_srl=123 can be shortened like http://blah/123";
     $lang->time_zone = 'time zone';
-    $lang->about_time_zone = '서버의 설정시간과 사용하려는 장소의 시간이 차이가 날 경우 time zone을 지정하시면 표시되는 시간을 지정된 곳의 시간으로 사용하실 수 있습니다';
+    $lang->about_time_zone = "If the server time and the time on your location don't accord each other, you can set the time as same as your location by using time zone ";
 
     $lang->about_database_file = 'Sqlite saves data in the file. Location of the database file should be unreachable by web<br/><span style="color:red">Data file should be inside the permission of 707.</span>';
 
-    $lang->success_installed = 'Installation complete';
-    $lang->success_updated = 'Update complete';
+    $lang->success_installed = 'Installation Complete';
+    $lang->success_updated = 'Update Complete';
 
     $lang->msg_cannot_proc = 'Unabled to execute the request because installation environment is not provided';
     $lang->msg_already_installed = 'Already installed';