diff --git a/f_func/class._Log.php b/f_func/class._Log.php
deleted file mode 100644
index 198a3957..00000000
--- a/f_func/class._Log.php
+++ /dev/null
@@ -1,44 +0,0 @@
-<?php
-require_once('_common.php');
-
-class _Log {
-    private static $flagLog = true;
-
-    public static function SetLog($type, $log) {
-        $filename = ROOT.'/d_log/'.$type."Log.txt";
-        if(_Log::$flagLog) AppendToFile($filename, $log."\n");
-    }
-
-    public static function GetWorldLog($type, $size=10) {
-        $filename = ROOT.'/d_log/'.$type."Log.txt";
-        if(_Log::$flagLog) {
-            $content = ReadToFileBackward($filename, $size*150);
-            $logs = explode("\n", $content);
-            $count = count($logs) - 1;
-            $start = $count - $size;
-            if($start < 0) $start = 0;
-            for($i = $start; $i < $count; $i++) {
-                $newLog[] = $logs[$i];
-            }
-        }
-        return $newLog;
-    }
-
-    public static function DecodeLog($log) {
-        $log = str_replace("<R>", "<font color=red>", $log);
-        $log = str_replace("<B>", "<font color=blue>", $log);
-        $log = str_replace("<G>", "<font color=green>", $log);
-        $log = str_replace("<M>", "<font color=magenta>", $log);
-        $log = str_replace("<C>", "<font color=cyan>", $log);
-        $log = str_replace("<L>", "<font color=limegreen>", $log);
-        $log = str_replace("<S>", "<font color=skyblue>", $log);
-        $log = str_replace("<O>", "<font color=orange>", $log);
-        $log = str_replace("<D>", "<font color=darkorange>", $log);
-        $log = str_replace("<Y>", "<font color=yellow>", $log);
-        $log = str_replace("<W>", "<font color=white>", $log);
-        $log = str_replace("</>", "</font>", $log);
-        return $log;
-    }
-}
-
-
diff --git a/f_func/class._Process.php b/f_func/class._Process.php
deleted file mode 100644
index cc62ae36..00000000
--- a/f_func/class._Process.php
+++ /dev/null
@@ -1,35 +0,0 @@
-<?php
-require_once('_common.php');
-require_once(ROOT.'/f_func/class._Lock.php');
-
-class _Process {
-    private static $mutexLog = false;
-
-    public static function ProcessingMutex($db) {
-        // 어디선가 처리중이면 탈출
-        if(_Lock::Busy() == true) return false;
-        // 1명 외 접근 금지
-        if(_Lock::Lock() != true) return false;
-
-        _Process::MutexLog('뮤텍스 진입');
-
-        // 처리
-        _Process::Processing($db);
-
-        _Process::MutexLog('뮤텍스 탈출');
-
-        // 접근 금지 해제
-        if(_Lock::UnLock() != true) return false;
-
-        return true;
-    }
-
-    private static function Processing($db) {
-    }
-
-    private static function MutexLog($log) {
-        if(_Process::$mutexLog) _Log::SetLog('mutex', $log);
-    }
-}
-
-