diff --git a/desmume/src/windows/resource.h b/desmume/src/windows/resource.h
index f5884bdf1..10791092a 100644
--- a/desmume/src/windows/resource.h
+++ b/desmume/src/windows/resource.h
@@ -212,11 +212,8 @@
 #define IDC_IPCFIFO9                            1020
 #define IDC_BGMAP_SCROLL                        1021
 #define IDC_IPCSYNC9                            1021
-#define IDC_BGMAP_ROT                           1022
 #define IDC_IF9                                 1022
-#define IDC_BGMAP_SCALE                         1023
 #define IDC_INTHAND9                            1023
-#define IDC_BGMAP_ROTSCALE                      1024
 #define IDC_IE9                                 1024
 #define IDC_BGMAP_MOSAIC                        1025
 #define IDC_DISPCNTA9                           1025
@@ -410,4 +407,6 @@
 #define IDM_3DCONFIG                            40040
 #define IDM_GBASLOT                             40042
 #define IDM_CHEATS_LIST                         40050
+#define IDC_BGMAP_ROTSCALEPARAMS                40051
 #define IDM_CHEATS_SEARCH                       40051
+#define IDC_BGMAP_ROTSCALE                      40052
diff --git a/desmume/src/windows/resources.rc b/desmume/src/windows/resources.rc
index 3f1101aed..ec32a1dea 100644
--- a/desmume/src/windows/resources.rc
+++ b/desmume/src/windows/resources.rc
@@ -1207,13 +1207,13 @@ END
 
 
 LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
-IDD_BGMAP_VIEWER DIALOG 0, 0, 485, 320
+IDD_BGMAP_VIEWER DIALOG 0, 0, 495, 320
 STYLE DS_CENTER | DS_MODALFRAME | DS_FIXEDSYS | WS_VISIBLE | WS_BORDER | WS_CAPTION | WS_DLGFRAME | WS_POPUP | WS_SYSMENU
 CAPTION "BG map viewer"
 FONT 8, "MS Sans Serif"
 BEGIN
     PUSHBUTTON      "Close", IDCANCEL, 5, 301, 50, 14, BS_PUSHBUTTON
-    GROUPBOX        "Map info", IDC_STATIC, 5, 23, 142, 273
+    GROUPBOX        "Map info", IDC_STATIC, 5, 23, 142, 250
     COMBOBOX        IDC_BGMAP_SEL, 5, 5, 142, 154, CBS_DROPDOWNLIST | CBS_HASSTRINGS
     LTEXT           "BG control : ", IDC_STATIC, 15, 35, 60, 8, SS_LEFT
     LTEXT           "Char base :", IDC_STATIC, 15, 65, 60, 8, SS_LEFT
@@ -1223,12 +1223,11 @@ BEGIN
     LTEXT           "Palette :", IDC_STATIC, 15, 110, 60, 8, SS_LEFT
     LTEXT           "Size :", IDC_STATIC, 15, 125, 60, 8, SS_LEFT
     LTEXT           "Scroll :", IDC_STATIC, 15, 140, 60, 8, SS_LEFT
-    LTEXT           "Mosaic :", IDC_STATIC, 15, 245, 60, 8, SS_LEFT
-    LTEXT           "Rotation :", IDC_STATIC, 15, 155, 60, 8, SS_LEFT
-    LTEXT           "Scale :", IDC_STATIC, 15, 170, 60, 8, SS_LEFT
-    LTEXT           "Special effect :", IDC_STATIC, 15, 260, 60, 8, SS_LEFT
-    LTEXT           "Windows :", IDC_STATIC, 15, 275, 60, 8, SS_LEFT
-    LTEXT           "Rot/scale params :", IDC_STATIC, 15, 185, 60, 8, SS_LEFT
+    LTEXT           "Mosaic :", IDC_STATIC, 15, 230, 60, 8, SS_LEFT
+    LTEXT           "Rot/scale :", IDC_STATIC, 15, 155, 60, 8, SS_LEFT
+    LTEXT           "Special effect :", IDC_STATIC, 15, 245, 60, 8, SS_LEFT
+    LTEXT           "Windows :", IDC_STATIC, 15, 260, 60, 8, SS_LEFT
+    LTEXT           "Rot/scale params :", IDC_STATIC, 15, 170, 60, 8, SS_LEFT
     LTEXT           "BGxCNT here", IDC_BGMAP_BGXCNT, 75, 35, 68, 8, SS_LEFT
     LTEXT           "type here", IDC_BGMAP_TYPE, 75, 50, 68, 8, SS_LEFT
     LTEXT           "charbase here", IDC_BGMAP_CHARBASE, 75, 65, 68, 8, SS_LEFT
@@ -1237,12 +1236,11 @@ BEGIN
     LTEXT           "pal here", IDC_BGMAP_PAL, 75, 110, 68, 8, SS_LEFT
     LTEXT           "size here", IDC_BGMAP_SIZE, 75, 125, 68, 8, SS_LEFT
     LTEXT           "scroll (x,y) here", IDC_BGMAP_SCROLL, 75, 140, 68, 8, SS_LEFT
-    LTEXT           "rotation here", IDC_BGMAP_ROT, 75, 155, 68, 8, SS_LEFT
-    LTEXT           "scale here", IDC_BGMAP_SCALE, 75, 170, 68, 8, SS_LEFT
-    LTEXT           "pa/pb/pc/pd here", IDC_BGMAP_ROTSCALE, 75, 185, 68, 55, SS_LEFT
-    LTEXT           "mosaic here", IDC_BGMAP_MOSAIC, 75, 245, 68, 8, SS_LEFT
-    LTEXT           "special effect here", IDC_BGMAP_SPECEFF, 75, 260, 68, 8, SS_LEFT
-    LTEXT           "windows here", IDC_BGMAP_WINDOWS, 75, 275, 68, 8, SS_LEFT
+    LTEXT           "{yes/no} here", IDC_BGMAP_ROTSCALE, 75, 155, 68, 8, SS_LEFT
+    LTEXT           "pa/pb/pc/pd here", IDC_BGMAP_ROTSCALEPARAMS, 75, 170, 68, 55, SS_LEFT
+    LTEXT           "mosaic here", IDC_BGMAP_MOSAIC, 75, 230, 68, 8, SS_LEFT
+    LTEXT           "special effect here", IDC_BGMAP_SPECEFF, 75, 245, 68, 8, SS_LEFT
+    LTEXT           "windows here", IDC_BGMAP_WINDOWS, 75, 260, 68, 8, SS_LEFT
 END