diff --git a/classes/xml/XmlJsFilter.class.php b/classes/xml/XmlJsFilter.class.php
index f34b8489a..c01a5f9c5 100644
--- a/classes/xml/XmlJsFilter.class.php
+++ b/classes/xml/XmlJsFilter.class.php
@@ -92,6 +92,9 @@
             // extend_filter가 있을 경우 해당 method를 호출하여 결과를 받음
             if($extend_filter) {
 
+                // extend_filter가 있을 경우 캐시 사용을 못하도록 js 캐시 파일명을 변경
+                $this->js_file .= '.nocache.js';
+
                 // extend_filter는 module.method 로 지칭되어 이를 분리
                 list($module_name, $method) = explode('.',$extend_filter);
 
diff --git a/modules/member/skins/default/filter/modify_info.xml b/modules/member/skins/default/filter/modify_info.xml
index 21b83c266..98b7a4c16 100644
--- a/modules/member/skins/default/filter/modify_info.xml
+++ b/modules/member/skins/default/filter/modify_info.xml
@@ -1,6 +1,6 @@
 <filter name="modify_info" module="member" act="procMemberModifyInfo" extend_filter="member.getJoinFormList" confirm_msg_code="confirm_submit">
     <form>
-        <node target="nick_name" required="true" minlength="2" maxlength="20" />
+        <node target="nick_name" required="true" minlength="2" maxlength="20"/>
         <node target="email_address" required="true" minlength="1" maxlength="200" filter="email"/>
     </form>
     <parameter>
diff --git a/modules/member/skins/default/filter/signup.xml b/modules/member/skins/default/filter/signup.xml
index 427bc78d2..8765250c6 100644
--- a/modules/member/skins/default/filter/signup.xml
+++ b/modules/member/skins/default/filter/signup.xml
@@ -1,6 +1,6 @@
 <filter name="signup" module="member" act="procMemberInsert" extend_filter="member.getJoinFormList" confirm_msg_code="confirm_submit">
     <form>
-        <node target="user_id" required="true" minlength="3" maxlength="20" filter="userid" />
+        <node target="user_id" required="true" minlength="2" maxlength="20" filter="userid" />
         <node target="password1" required="true" minlength="6" maxlength="20" />
         <node target="password2" required="true" minlength="6" maxlength="20" equalto="password1" />
         <node target="user_name" required="true" minlength="2" maxlength="20" />
diff --git a/modules/member/tpl/filter/insert.xml b/modules/member/tpl/filter/insert.xml
index e4c20ee44..684f0c9cc 100644
--- a/modules/member/tpl/filter/insert.xml
+++ b/modules/member/tpl/filter/insert.xml
@@ -1,6 +1,6 @@
 <filter name="insert" module="member" act="procMemberAdminInsert" extend_filter="member.getJoinFormList" confirm_msg_code="confirm_submit" >
     <form>
-        <node target="user_id" required="true" minlength="3" maxlength="20" />
+        <node target="user_id" required="true" minlength="2" maxlength="20" />
         <node target="user_name" required="true" minlength="2" maxlength="20" />
         <node target="nick_name" required="true" minlength="2" maxlength="20" />
         <node target="email_address" required="true" minlength="1" maxlength="200" filter="email"/>
diff --git a/modules/member/tpl/join_form_list.html b/modules/member/tpl/join_form_list.html
index fea32c14d..3f7a35158 100644
--- a/modules/member/tpl/join_form_list.html
+++ b/modules/member/tpl/join_form_list.html
@@ -25,7 +25,7 @@
 <tbody>
     <!--@foreach($form_list as $no => $val)-->
     <tr>
-        <td class="tahoma">{htmlspecialchars($val->column_title)}</td>
+        <td>{htmlspecialchars($val->column_title)}</td>
         <td>{$val->column_name}</td>
         <td>{$lang->column_type_list[$val->column_type]}</td>
         <td class="tahoma">{$val->is_active}</td>