diff --git a/classes/cache/CacheApc.class.php b/classes/cache/CacheApc.class.php
index aae37eab0..3567b1fbe 100644
--- a/classes/cache/CacheApc.class.php
+++ b/classes/cache/CacheApc.class.php
@@ -66,7 +66,7 @@
 		}
 
 		function truncate() {
-			apc_clear_cache('user');
+			return apc_clear_cache('user');
 		}
 	}
 ?>
diff --git a/classes/cache/CacheHandler.class.php b/classes/cache/CacheHandler.class.php
index 34f108906..65f71591c 100644
--- a/classes/cache/CacheHandler.class.php
+++ b/classes/cache/CacheHandler.class.php
@@ -19,10 +19,10 @@
 			if(!$info) $info = Context::getDBInfo();
 			if($info){
 				if($target == 'object'){
-					if($info->use_template_cache =='apc') $type = 'apc';
-					else if(substr($info->use_template_cache,0,8)=='memcache'){
+					if($info->use_object_cache =='apc') $type = 'apc';
+					else if(substr($info->use_object_cache,0,8)=='memcache'){
 						$type = 'memcache'; 
-						$url = $info->use_template_cache;
+						$url = $info->use_object_cache;
 					}
 				}else if($target == 'template'){
 					if($info->use_template_cache =='apc') $type = 'apc';
diff --git a/classes/optimizer/Optimizer.class.php b/classes/optimizer/Optimizer.class.php
index 6b91727f0..78dbc8c45 100644
--- a/classes/optimizer/Optimizer.class.php
+++ b/classes/optimizer/Optimizer.class.php
@@ -48,19 +48,22 @@
             $files = array();
 			$hash = "";
             foreach($source_files as $key => $file) {
-		if($file['file'][0] == '/')
-		{
-			if(!file_exists($_SERVER['DOCUMENT_ROOT'].$file['file'])) continue;	
-		}
-                else if(!$file || !$file['file'] || !file_exists($file['file'])) continue;
-                $file['file'] = $source_files[$key]['file'] = str_replace("\\","/",$file['file']);
-                if(empty($file['optimized']) || preg_match('/^https?:\/\//i', $file['file']) ) $files[] = $file;
-                else{
+				if($file['file'][0] == '/'){
+					if(!file_exists($file['file'])){
+						if(file_exists($_SERVER['DOCUMENT_ROOT'] . $file['file'])){
+                            if($file['optimized']) $source_files[$key]['file'] = $file['file'] = $_SERVER['DOCUMENT_ROOT'].$file['file'];
+						}else{
+							continue;
+						}
+					}
+				} else if(!$file || !$file['file'] || !file_exists($file['file'])) continue;
+				$file['file'] = $source_files[$key]['file'] = str_replace("\\","/",$file['file']);
+				if(empty($file['optimized']) || preg_match('/^https?:\/\//i', $file['file']) ) $files[] = $file;
+				else{
 					$targets[] = $file;
 					$hash .= $file['file']; 
 				}
-            }
-
+			}
             if(!count($targets)) return $this->_getOptimizedRemoved($files);
 			$list_file_hash = md5($hash);
 			$oCacheHandler = &CacheHandler::getInstance('template');
@@ -71,7 +74,7 @@
 					$oCacheHandler->put($list_file_hash, $buff);
 				}
 			}else{
-				$list_file = FileHandler::getRealPath($this->cache_path . $list_file_hash);
+				$list_file = FileHandler::getRealPath($this->cache_path . $list_file_hash . '.info.php');
 
 				if(!file_exists($list_file)){
 					$str = '<?php $f=array();';
@@ -81,6 +84,7 @@
 					FileHandler::writeFile($list_file, $str);
 				}
 			}
+
             array_unshift($files, array('file' => sprintf($this->script_file, $list_file_hash, $type) , 'media' => 'all'));
             $files = $this->_getOptimizedRemoved($files);
             if(!count($files)) return $files;
diff --git a/common/css/default.css b/common/css/default.css
index d4f85fc4b..dba8b421f 100644
--- a/common/css/default.css
+++ b/common/css/default.css
@@ -1,5 +1,3 @@
-@charset "utf-8";
-
 /* default.css - Type Selector Definition */
 body { margin:0;padding:0; font-size:.75em;}
 
diff --git a/common/css/popup.css b/common/css/popup.css
index 109a830e3..6b558e507 100644
--- a/common/css/popup.css
+++ b/common/css/popup.css
@@ -1,4 +1,2 @@
-@charset "utf-8";
-
 body { overflow:hidden; }
-table.colTable { margin:0; }
\ No newline at end of file
+table.colTable { margin:0; }
diff --git a/common/script.php b/common/script.php
index f5c9b865e..23aa51045 100644
--- a/common/script.php
+++ b/common/script.php
@@ -29,11 +29,15 @@ if(file_exists($dbconfig_file)){
 	$cache_support = false;
 }	
 
-$XE_WEB_PATH = substr($XE_PATH,strlen($_SERVER['DOCUMENT_ROOT']));
+//$XE_WEB_PATH = substr($XE_PATH,strlen($_SERVER['DOCUMENT_ROOT']));
+$XE_WEB_PATH_arr = explode("/", $_SERVER['REQUEST_URI']);
+array_pop($XE_WEB_PATH_arr);
+array_pop($XE_WEB_PATH_arr);
+$XE_WEB_PATH = implode("/", $XE_WEB_PATH_arr);
 if(substr($XE_WEB_PATH,-1) != "/") $XE_WEB_PATH .= "/";
 $cache_path = $XE_PATH . 'files/cache/optimized/';
 $type = $_GET['t'];
-$list_file = $cache_path . $_GET['l'];
+$list_file = $cache_path . $_GET['l'] .'.info.php';
 
 
 function getRealPath($file){
@@ -93,7 +97,7 @@ function useContentEncoding(){
 
 function getCacheKey($list){
 	$key = 'optimized:' . join('',$list); 
-	return $key;
+	return md5($key);
 }
 
 function printFileList($list){
@@ -111,6 +115,7 @@ function printFileList($list){
 		for($i=0,$c=count($list);$i<$c;$i++){
 			$file = getRealPath($list[$i]);
 			if(file_exists($file)){
+				$output .= '/* file:' . $file . " */\n";
 				$output .= file_get_contents($file);
 				$output .= "\n";
 			}
@@ -207,6 +212,8 @@ function _replaceCssPath($matches) {
 }
 
 function convertEncodingStr($str) {
+	if(!$str) return '';
+
 	$charset_list = array(
 			'UTF-8', 'EUC-KR', 'CP949', 'ISO8859-1', 'EUC-JP', 'SHIFT_JIS', 'CP932',
 			'EUC-CN', 'HZ', 'GBK', 'GB18030', 'EUC-TW', 'BIG5', 'CP950', 'BIG5-HKSCS',
@@ -218,38 +225,34 @@ function convertEncodingStr($str) {
 			'CP1257', 'CP850', 'CP866',
 			);
 
-	for($i=0;$i<count($charset_list);$i++) {
+	for($i=0,$c=count($charset_list);$i<$c;$i++) {
 		$charset = $charset_list[$i];
-		if($str){
-			$cstr = iconv($charset,$charset.'//IGNORE',$str);
-			if($str == $cstr && $charset != 'UTF-8'){
-				return iconv($charset, 'UTF-8//IGNORE', $str);
-			}
+		if($str == iconv($charset, $charset.'//IGNORE',$str)){
+			if($charset == 'UTF-8') return $str;
+			return iconv($charset, 'UTF-8//IGNORE', $str);
 		}
 	}
 
 	return $str;
 }
-
 if($type == '.js'){
 	printFileList($list);
 }else if($type == '.css'){
+	$css = array();
 
 	if($cache_support){
 		foreach($list as $file){
-			$cache_file = $cache_path . md5($file);
+			$cache_file = $cache_path . md5($file). '.cache.php';
 			$css[] = getRealPath($cache_file);
 		}
 
 		$cache_key = getCacheKey($css);
+
 		$buff = $oCacheHandler->get($cache_key, $mtime);
 		if(!$buff){
 			$buff = '';
-			$css = array();
-			foreach($list as $file){
-				$cache_file = $cache_path . md5($file);
-				$buff .= makeCacheFileCSS($file, getRealPath($cache_file), true);
-				$css[] = getRealPath($cache_file);
+			foreach($list  as $file){
+				$buff .= makeCacheFileCSS($file, '', true);
 			}
 
 			$oCacheHandler->put($cache_key, $buff);
@@ -257,7 +260,7 @@ if($type == '.js'){
 
 	}else{
 		foreach($list as $file){
-			$cache_file = $cache_path . md5($file);
+			$cache_file = $cache_path . md5($file). '.cache.php';
 			$cache_mtime = getMtime($cache_file);
 			$css_mtime = getMtime($file);
 
diff --git a/common/tpl/common_layout.html b/common/tpl/common_layout.html
index 9ffafd877..01f5006bd 100644
--- a/common/tpl/common_layout.html
+++ b/common/tpl/common_layout.html
@@ -76,4 +76,4 @@
     <div id="waitingforserverresponse"></div>
 
 </body>
-</html>
+</html>
\ No newline at end of file
diff --git a/common/tpl/popup_layout.html b/common/tpl/popup_layout.html
index 1131076fb..9131fc9fb 100644
--- a/common/tpl/popup_layout.html
+++ b/common/tpl/popup_layout.html
@@ -9,4 +9,4 @@
 <script type="text/javascript">
 	jQuery(window).load(setFixedPopupSize);
     var _isPoped = true;
-</script>
\ No newline at end of file
+</script>
diff --git a/common/tpl/redirect.html b/common/tpl/redirect.html
index 53f59e4f5..087cb18a8 100644
--- a/common/tpl/redirect.html
+++ b/common/tpl/redirect.html
@@ -23,4 +23,4 @@
         }
     </script>
 </body>
-</html>
+</html>
\ No newline at end of file
diff --git a/common/tpl/refresh.html b/common/tpl/refresh.html
index 4ac78ff14..8dd70d228 100644
--- a/common/tpl/refresh.html
+++ b/common/tpl/refresh.html
@@ -1,3 +1,3 @@
 <script type="text/javascript">
     top.location.reload();
-</script>
+</script>
\ No newline at end of file
diff --git a/config/config.inc.php b/config/config.inc.php
index e059cc423..85dae4044 100644
--- a/config/config.inc.php
+++ b/config/config.inc.php
@@ -13,7 +13,7 @@
      * @brief XE의 전체 버전 표기
      * 이 파일의 수정이 없더라도 공식 릴리즈시에 수정되어 함께 배포되어야 함
      **/
-    define('__ZBXE_VERSION__', '1.4.2.1');
+    define('__ZBXE_VERSION__', '1.4.2.2');
 
     /**
      * @brief zbXE가 설치된 장소의 base path를 구함
diff --git a/modules/admin/admin.admin.controller.php b/modules/admin/admin.admin.controller.php
index cea351d7f..f056fd307 100644
--- a/modules/admin/admin.admin.controller.php
+++ b/modules/admin/admin.admin.controller.php
@@ -22,13 +22,18 @@
          * @return none
          **/
         function procAdminRecompileCacheFile() {
-            $oModuleModel = &getModel('module');
-            $module_list = $oModuleModel->getModuleList();
+			// rename cache dir
+			$temp_cache_dir = './files/cache_'. time();
+			FileHandler::rename('./files/cache', $temp_cache_dir);
+			FileHandler::makeDir('./files/cache');
 
             // remove debug files 
             FileHandler::removeFile(_XE_PATH_.'files/_debug_message.php');
             FileHandler::removeFile(_XE_PATH_.'files/_debug_db_query.php');
             FileHandler::removeFile(_XE_PATH_.'files/_db_slow_query.php');
+			
+            $oModuleModel = &getModel('module');
+            $module_list = $oModuleModel->getModuleList();
 
             // call recompileCache for each module
             foreach($module_list as $module) {
@@ -37,6 +42,30 @@
                 if(method_exists($oModule, 'recompileCache')) $oModule->recompileCache();
             }
 
+			// remove cache dir
+			$tmp_cache_list = FileHandler::readDir('./files','/(^cache_[0-9]+)/');
+			if($tmp_cache_list){
+				foreach($tmp_cache_list as $tmp_dir){
+					if($tmp_dir) FileHandler::removeDir('./files/'.$tmp_dir);
+				}
+			}
+
+			$truncated = array();
+			$oObjectCacheHandler = &CacheHandler::getInstance();
+			$oTemplateCacheHandler = &CacheHandler::getInstance('template');
+
+			if($oObjectCacheHandler->isSupport()){
+				$truncated[] = $oObjectCacheHandler->truncate();
+			}
+			
+			if($oTemplateCacheHandler->isSupport()){
+				$truncated[] = $oTemplateCacheHandler->truncate();
+			}
+
+			if(count($truncated) && in_array(false,$truncated)){
+				return new Object(-1,'msg_self_restart_cache_engine');
+			}
+
             $this->setMessage('success_updated');
         }
 
@@ -51,4 +80,4 @@
 			header('Location: '.getUrl('module','admin','act',''));
         }
     }
-?>
\ No newline at end of file
+?>
diff --git a/modules/admin/lang/en.lang.php b/modules/admin/lang/en.lang.php
index ab68d6605..e7b5f9ae6 100644
--- a/modules/admin/lang/en.lang.php
+++ b/modules/admin/lang/en.lang.php
@@ -82,4 +82,5 @@
     $lang->ftp_get_list = "Get List";
     $lang->ftp_remove_info = 'Remove FTP Info.';
 	$lang->msg_ftp_invalid_path = 'Failed to read the specified FTP Path.';
+	$lang->msg_self_restart_cache_engine = 'Memcached 또는 캐쉬데몬을 재시작 해주세요.';
 ?>
diff --git a/modules/admin/lang/es.lang.php b/modules/admin/lang/es.lang.php
index 6b0dd8011..1c1119d72 100644
--- a/modules/admin/lang/es.lang.php
+++ b/modules/admin/lang/es.lang.php
@@ -84,4 +84,5 @@
     $lang->ftp_get_list = "Get List";
     $lang->ftp_remove_info = 'Remove FTP Info.';
 	$lang->msg_ftp_invalid_path = 'Failed to read the specified FTP Path.';
+	$lang->msg_self_restart_cache_engine = 'Memcached 또는 캐쉬데몬을 재시작 해주세요.';
 ?>
diff --git a/modules/admin/lang/fr.lang.php b/modules/admin/lang/fr.lang.php
index ed62986c2..5793d68ca 100644
--- a/modules/admin/lang/fr.lang.php
+++ b/modules/admin/lang/fr.lang.php
@@ -83,4 +83,5 @@
     $lang->ftp_get_list = "Get List";
     $lang->ftp_remove_info = 'Remove FTP Info.';
 	$lang->msg_ftp_invalid_path = 'Failed to read the specified FTP Path.';
+	$lang->msg_self_restart_cache_engine = 'Memcached 또는 캐쉬데몬을 재시작 해주세요.';
 ?>
diff --git a/modules/admin/lang/jp.lang.php b/modules/admin/lang/jp.lang.php
index c3f59e90a..96c4e4f0e 100644
--- a/modules/admin/lang/jp.lang.php
+++ b/modules/admin/lang/jp.lang.php
@@ -82,4 +82,5 @@
     $lang->ftp_get_list = "Get List";
     $lang->ftp_remove_info = 'Remove FTP Info.';
 	$lang->msg_ftp_invalid_path = 'Failed to read the specified FTP Path.';
+	$lang->msg_self_restart_cache_engine = 'Memcached 또는 캐쉬데몬을 재시작 해주세요.';
 ?>
diff --git a/modules/admin/lang/ko.lang.php b/modules/admin/lang/ko.lang.php
index de1a11923..60d56353f 100644
--- a/modules/admin/lang/ko.lang.php
+++ b/modules/admin/lang/ko.lang.php
@@ -82,4 +82,5 @@
     $lang->ftp_get_list = '목록 가져오기';
     $lang->ftp_remove_info = 'FTP 정보 삭제';
 	$lang->msg_ftp_invalid_path = 'FTP Path를 읽을 수 없습니다.';
+	$lang->msg_self_restart_cache_engine = 'Memcached 또는 캐쉬데몬을 재시작 해주세요.';
 ?>
diff --git a/modules/admin/lang/ru.lang.php b/modules/admin/lang/ru.lang.php
index 0e0e7b21f..c3c82dceb 100644
--- a/modules/admin/lang/ru.lang.php
+++ b/modules/admin/lang/ru.lang.php
@@ -81,4 +81,5 @@
     $lang->ftp_get_list = 'Get List';
     $lang->ftp_remove_info = 'Remove FTP Info';
 	$lang->msg_ftp_invalid_path = 'Failed to read the specified FTP Path.';
+	$lang->msg_self_restart_cache_engine = 'Memcached 또는 캐쉬데몬을 재시작 해주세요.';
 ?>
diff --git a/modules/admin/lang/vi.lang.php b/modules/admin/lang/vi.lang.php
index 0b54d4c5d..57c85f25b 100644
--- a/modules/admin/lang/vi.lang.php
+++ b/modules/admin/lang/vi.lang.php
@@ -84,4 +84,5 @@
     $lang->ftp_get_list = "Get List";
     $lang->ftp_remove_info = 'Remove FTP Info.';
 	$lang->msg_ftp_invalid_path = 'Failed to read the specified FTP Path.';
+	$lang->msg_self_restart_cache_engine = 'Memcached 또는 캐쉬데몬을 재시작 해주세요.';
 ?>
diff --git a/modules/admin/lang/zh-CN.lang.php b/modules/admin/lang/zh-CN.lang.php
index 509a90897..9c443acc0 100644
--- a/modules/admin/lang/zh-CN.lang.php
+++ b/modules/admin/lang/zh-CN.lang.php
@@ -82,4 +82,5 @@
     $lang->ftp_get_list = "Get List";
     $lang->ftp_remove_info = 'Remove FTP Info.';
 	$lang->msg_ftp_invalid_path = 'Failed to read the specified FTP Path.';
+	$lang->msg_self_restart_cache_engine = 'Memcached 또는 캐쉬데몬을 재시작 해주세요.';
 ?>
diff --git a/modules/admin/lang/zh-TW.lang.php b/modules/admin/lang/zh-TW.lang.php
index 9bc6b0d52..85205026a 100644
--- a/modules/admin/lang/zh-TW.lang.php
+++ b/modules/admin/lang/zh-TW.lang.php
@@ -82,4 +82,5 @@
     $lang->ftp_get_list = "取得列表";
     $lang->ftp_remove_info = '移除 FTP 資料';
 	$lang->msg_ftp_invalid_path = 'Failed to read the specified FTP Path.';
+	$lang->msg_self_restart_cache_engine = 'Memcached 또는 캐쉬데몬을 재시작 해주세요.';
 ?>
diff --git a/modules/autoinstall/autoinstall.admin.controller.php b/modules/autoinstall/autoinstall.admin.controller.php
index 382a48b59..318b65433 100644
--- a/modules/autoinstall/autoinstall.admin.controller.php
+++ b/modules/autoinstall/autoinstall.admin.controller.php
@@ -76,8 +76,10 @@
                         case "component":
                             $config_file = "/info.xml";
                         break;
-                        case "skin":    
-                            case "widgetstyle":
+						case "style":
+							$type = "skin";
+						case "skin":    
+						case "widgetstyle":
                             $config_file = "/skin.xml";
                         break;
                         case "drcomponent":
diff --git a/modules/autoinstall/autoinstall.admin.view.php b/modules/autoinstall/autoinstall.admin.view.php
index 719941a3a..8349e5f63 100644
--- a/modules/autoinstall/autoinstall.admin.view.php
+++ b/modules/autoinstall/autoinstall.admin.view.php
@@ -304,6 +304,7 @@
 			$xmlDoc = $xml->loadXmlFile(FileHandler::getRealPath($path).$config_file);
 			if(!$xmlDoc) $this->stop("msg_invalid_request"); 
 			if($type == "drcomponent") $type = "component";
+			if($type == "style") $type = "skin";
 			$title = $xmlDoc->{$type}->title->body;
 			$installedPackage->title = $title;
 			$installedPackage->type = $type;
diff --git a/modules/autoinstall/autoinstall.model.php b/modules/autoinstall/autoinstall.model.php
index bd836a45c..caabc45d7 100644
--- a/modules/autoinstall/autoinstall.model.php
+++ b/modules/autoinstall/autoinstall.model.php
@@ -158,7 +158,8 @@
 					$config_file = "/info.xml";
 				break;
 				case "skin":    
-					case "widgetstyle":
+				case "widgetstyle":
+				case "style":
 					$config_file = "/skin.xml";
 				break;
 				case "drcomponent":
diff --git a/modules/editor/styles/default/skin.xml b/modules/editor/styles/default/skin.xml
index d814f59f2..ca7789220 100644
--- a/modules/editor/styles/default/skin.xml
+++ b/modules/editor/styles/default/skin.xml
@@ -11,7 +11,8 @@
         있는 그대로 표시가 될 뿐 편집/ 출력시 아무런 영향을 끼치지 않습니다.
     </description>
     <description xml:lang="en">
-		XE Default Form
+        XE default document style.
+        It displays as it is, and affect nothing to editing / printing.
     </description>
     <description xml:lang="zh-CN">
         XE默认样式。
@@ -25,10 +26,6 @@
         XEの基本ドキュメント書式です。
         そのまま表示されるだけで、編集・出力には影響しません。
     </description>
-    <description xml:lang="en">
-        XE default document style.
-        It displays as it is, and affect nothing to editing / printing.
-    </description>
     <description xml:lang="vi">
         Trang mẫu mặc định của XE.
         Nó sẽ hiển thị trong phần sửa đổi bài viết và không ảnh hưởng đến bất cứ chức năng nào cả.
diff --git a/modules/menu/tpl/menu_item_info.html b/modules/menu/tpl/menu_item_info.html
index b796fe603..137c6eeb3 100644
--- a/modules/menu/tpl/menu_item_info.html
+++ b/modules/menu/tpl/menu_item_info.html
@@ -109,6 +109,9 @@
                 });
             }
         });
+
+        $('input#menu_name').focus();
+        
         })(jQuery);
         </script>
 
diff --git a/widgets/content/skins/default/css/widget.css b/widgets/content/skins/default/css/widget.css
index e3ce82672..70978441d 100644
--- a/widgets/content/skins/default/css/widget.css
+++ b/widgets/content/skins/default/css/widget.css
@@ -1,11 +1,11 @@
 @charset "utf-8";
 
-.open{ display:block !important;} 
 .floatLeft{ float:left;}
 .floatRight{ float:right;}
 .clearLeft{ clear:left;}
 .clearRight{ clear:right;}
 
+.widgetContainer .open{ display:block !important;} 
 .widgetContainer a{ text-decoration:none;}
 .widgetContainer a:hover,
 .widgetContainer a:active,