--- a/include/common.h	Tue Apr 05 18:44:57 2011 +0900
+++ b/include/common.h	Thu Apr 07 19:53:40 2011 +0900
@@ -1,8 +1,8 @@
 // Filename   : common.h
-// Last Change: 31-Mar-2011.
+// Last Change: 07-Apr-2011.
 //
-#ifndef COMMON
-#define COMMON
+#ifndef __COMMON__
+#define __COMMON__
 
 #include "wx/wxprec.h"
  
@@ -12,37 +12,51 @@
 
 enum {
     // mainframe
-    ID_MAIN    =  0,
-    ID_PRINT   =  1,
+    ID_MAIN    = wxID_HIGHEST + 1,
+
+    ID_MUPHHS  = wxID_HIGHEST + 2,
+    ID_MLSCCN  = wxID_HIGHEST + 3,
+    ID_MCHKHHS = wxID_HIGHEST + 4,
+    ID_MDBBKUP = wxID_HIGHEST + 5,
+    ID_MDBOPT  = wxID_HIGHEST + 6,
+    ID_MOAD    = wxID_HIGHEST + 7,
+    ID_MODD    = wxID_HIGHEST + 8,
+    ID_MHELP   = wxID_HIGHEST + 9,
+
+    ID_SRCHHHS = wxID_HIGHEST + 20,
+    ID_DTIDX   = wxID_HIGHEST + 21,
+    ID_MKIDX   = wxID_HIGHEST + 22,
 
-    ID_MUPHHS  =  2,
-    ID_MLSCCN  =  3,
-    ID_MCHKHHS =  4,
-    ID_MDBBKUP =  5,
-    ID_MDBOPT  =  6,
-    ID_MOAD    =  7,
-    ID_MODD    =  8,
-    ID_MHELP   =  9,
+    ID_SPLT    = wxID_HIGHEST + 23,
+    ID_HTML    = wxID_HIGHEST + 24,
+    ID_HLST    = wxID_HIGHEST + 25,
+    ID_CCN     = wxID_HIGHEST + 26,
+
+    ID_CMD     = wxID_HIGHEST + 27,
 
-    ID_SRCHHHS = 10,
-    ID_DTIDX   = 11,
-    ID_MKIDX   = 12,
+    // preview
+    ID_IMGFRM  = wxID_HIGHEST + 30,
+    ID_IMG1    = wxID_HIGHEST + 31,
+    ID_IMG2	   = wxID_HIGHEST + 32,
+    ID_IMG3	   = wxID_HIGHEST + 33,
+    ID_IMG4    = wxID_HIGHEST + 34,
+    ID_IMG5    = wxID_HIGHEST + 35,
+    ID_IMG     = wxID_HIGHEST + 36,
+    ID_MGNFY   = wxID_HIGHEST + 37,
+    ID_SLDR    = wxID_HIGHEST + 38,
+    ID_PRINT   = wxID_HIGHEST + 39,
+    ID_PRTALL  = wxID_HIGHEST + 30,
+    ID_CLSFRM  = wxID_HIGHEST + 41,
 
-    ID_SPLT    = 20,
-    ID_HTML    = 21,
-    ID_HLST    = 22,
-    ID_CCN     = 23,
-
-    ID_CMD     = 30,
 
     // hhs-db
-    ID_HHSDB   = 80,
-    ID_CSVPK   = 81,
-    ID_HHSUP   = 82,
-    ID_PSWD    = 83,
+    ID_HHSDB   = wxID_HIGHEST + 50,
+    ID_CSVPK   = wxID_HIGHEST + 51,
+    ID_HHSUP   = wxID_HIGHEST + 52,
+    ID_PSWD    = wxID_HIGHEST + 53,
 
     // html-help
-    ID_HELP    = 90,
+    ID_HELP    = wxID_HIGHEST + 60,
 
 };
 #endif