Center text without needing endless spaces; also support \n in centered text.

* Text positioning in message boxes is now controlled by #defines.
* The various MSG_PLAY_SLIDE<n> messages are now one, MSG_SCREENSHOT_SLIDESHOW_KEYS, with \n between lines.
* Use \n in some more message pairs.
* Lengthy scrollers broke. This will be investigated in a later commit.

6 files changed, 123 insertions, 162 deletions

diff --git a/CATSFC/system/language.msg b/CATSFC/system/language.msg
index 479d4b6..de2fedb 100644
--- a/CATSFC/system/language.msg
+++ b/CATSFC/system/language.msg
@@ -220,17 +220,12 @@ No screenshots found
 Playing...
 #MSG_PAUSE_SLIDE
 Pause...
-#MSG_PLAY_SLIDE1
-*u  Speed up
-#MSG_PLAY_SLIDE2
-*d  Slow down
-#MSG_PLAY_SLIDE3
-*l  Previous image
-#MSG_PLAY_SLIDE4
-*r  Next image
-#MSG_PLAY_SLIDE5
-*A  Pause
-#MSG_PLAY_SLIDE6
+#MSG_SCREENSHOT_SLIDESHOW_KEYS
+*u  Speed up\n
+*d  Slow down\n
+*l  Previous image\n
+*r  Next image\n
+*A  Pause\n
 *B  Return to the menu
 #MSG_PROGRESS_LOADING_GAME
 Loading...
@@ -436,17 +431,12 @@ Press the buttons you wish to use to perform this action.
 正在播放
 #MSG_PAUSE_SLIDE
 已暂停
-#MSG_PLAY_SLIDE1
-*u  加快播放
-#MSG_PLAY_SLIDE2
-*d  减慢播放
-#MSG_PLAY_SLIDE3
-*l  上一帧
-#MSG_PLAY_SLIDE4
-*r  下一帧
-#MSG_PLAY_SLIDE5
-*A   暂停
-#MSG_PLAY_SLIDE6
+#MSG_SCREENSHOT_SLIDESHOW_KEYS
+*u  加快播放\n
+*d  减慢播放\n
+*l  上一帧\n
+*r  下一帧\n
+*A   暂停\n
 *B   返回菜单
 #MSG_PROGRESS_LOADING_GAME
 正在装载游戏...
@@ -652,17 +642,12 @@ Aucune capture d'écran trouvée
 En cours...
 #MSG_PAUSE_SLIDE
 Pause...
-#MSG_PLAY_SLIDE1
-*u  Accélérer
-#MSG_PLAY_SLIDE2
-*d  Ralentir
-#MSG_PLAY_SLIDE3
-*l  Précédente
-#MSG_PLAY_SLIDE4
-*r  Suivante
-#MSG_PLAY_SLIDE5
-*A  Pause
-#MSG_PLAY_SLIDE6
+#MSG_SCREENSHOT_SLIDESHOW_KEYS
+*u  Accélérer\n
+*d  Ralentir\n
+*l  Précédente\n
+*r  Suivante\n
+*A  Pause\n
 *B  Retour au menu
 #MSG_PROGRESS_LOADING_GAME
 Chargement...
@@ -869,17 +854,12 @@ Keine Screenshots gefunden
 Zeigen...
 #MSG_PAUSE_SLIDE
 Pause...
-#MSG_PLAY_SLIDE1
-*u  Geschw. hoch
-#MSG_PLAY_SLIDE2
-*d  Geschw. runter
-#MSG_PLAY_SLIDE3
-*l  Voriges Bild
-#MSG_PLAY_SLIDE4
-*r  Nächstes Bild
-#MSG_PLAY_SLIDE5
-*A  Pause
-#MSG_PLAY_SLIDE6
+#MSG_SCREENSHOT_SLIDESHOW_KEYS
+*u  Geschw. hoch\n
+*d  Geschw. runter\n
+*l  Voriges Bild\n
+*r  Nächstes Bild\n
+*A  Pause\n
 *B  Zurück zum Menü
 #MSG_PROGRESS_LOADING_GAME
 Laden...
@@ -985,7 +965,7 @@ Sla spelstaat 1 op
 #MSG_HOTKEY_FULL_SCREEN_TOGGLE
 Schakel naar volledig scherm
 #MSG_PROGRESS_HOTKEY_WAITING_FOR_KEYS
-Druk op de gewenste                             knoppencombinatie.
+Druk op de gewenste knoppencombinatie.
 #MSG_HOTKEY_DELETE_WITH_A
 *A Wissen
 #MSG_HOTKEY_CANCEL_WITH_B
@@ -1047,7 +1027,7 @@ Er is geen spel geladen!
 #MSG_CHEAT_ELEMENT_NOT_LOADED
 <Leeg>
 #MSG_SAVESTATE_FULL
-Het huidige slot bevat al een                spelstaat.                                              Deze spelstaat overschrijven?
+Het huidige slot bevat al een spelstaat. Deze spelstaat overschrijven?
 #MSG_PROGRESS_SAVED_STATE_CREATING
 Opslaan...
 #MSG_PROGRESS_SAVED_STATE_CREATION_FAILED
@@ -1086,17 +1066,12 @@ Geen beeldschermafdrukken gevonden.
 Aan het afspelen...
 #MSG_PAUSE_SLIDE
 Pauzeren...
-#MSG_PLAY_SLIDE1
-*u  Sneller
-#MSG_PLAY_SLIDE2
-*d  Langzamer
-#MSG_PLAY_SLIDE3
-*l  Vorige afbeelding
-#MSG_PLAY_SLIDE4
-*r  Volgende afbeelding
-#MSG_PLAY_SLIDE5
-*A  Pauzeren
-#MSG_PLAY_SLIDE6
+#MSG_SCREENSHOT_SLIDESHOW_KEYS
+*u  Sneller\n
+*d  Langzamer\n
+*l  Vorige afbeelding\n
+*r  Volgende afbeelding\n
+*A  Pauzeren\n
 *B  Terug naar het menu
 #MSG_PROGRESS_LOADING_GAME
 Laden...
@@ -1105,7 +1080,7 @@ CATSFC SNES emulator
 #MSG_WORD_EMULATOR_VERSION
 Versie
 #MSG_DIALOG_RESET
-Alle standaard instellingen                   herstellen?
+Alle standaard instellingen herstellen?
 #MSG_PROGRESS_RESETTING
 Even geduld A.U.B.
 
@@ -1264,7 +1239,7 @@ No hay juego cargado
 #MSG_CHEAT_ELEMENT_NOT_LOADED
 <Vacío>
 #MSG_SAVESTATE_FULL
-    Posición actual en uso.                          ¿Sobreescribirla?
+Posición actual en uso. ¿Sobreescribirla?
 #MSG_PROGRESS_SAVED_STATE_CREATING
 Salvando la partida...
 #MSG_PROGRESS_SAVED_STATE_CREATION_FAILED
@@ -1303,17 +1278,12 @@ Salvando la captura...
 Ejecutando...
 #MSG_PAUSE_SLIDE
 Pausa...
-#MSG_PLAY_SLIDE1
-*u  Velocidad +
-#MSG_PLAY_SLIDE2
-*d  Velocidad -
-#MSG_PLAY_SLIDE3
-*l  Anterior
-#MSG_PLAY_SLIDE4
-*r  Siguiente
-#MSG_PLAY_SLIDE5
-*A  Pausa
-#MSG_PLAY_SLIDE6
+#MSG_SCREENSHOT_SLIDESHOW_KEYS
+*u  Velocidad +\n
+*d  Velocidad -\n
+*l  Anterior\n
+*r  Siguiente\n
+*A  Pausa\n
 *B  Volver al menú
 #MSG_PROGRESS_LOADING_GAME
 Cargando el juego...
@@ -1519,17 +1489,12 @@ Nessuna schermata trovata
 In Esecuzione...
 #MSG_PAUSE_SLIDE
 Pausa...
-#MSG_PLAY_SLIDE1
-*u  Aumenta velocità
-#MSG_PLAY_SLIDE2
-*d  Diminuisci velocità
-#MSG_PLAY_SLIDE3
-*l  Ultima immagine
-#MSG_PLAY_SLIDE4
-*r  Prossima immagine
-#MSG_PLAY_SLIDE5
-*A  Pausa
-#MSG_PLAY_SLIDE6
+#MSG_SCREENSHOT_SLIDESHOW_KEYS
+*u  Aumenta velocità\n
+*d  Diminuisci velocità\n
+*l  Ultima immagine\n
+*r  Prossima immagine\n
+*A  Pausa\n
 *B  Ritorna al menù principale
 #MSG_PROGRESS_LOADING_GAME
 Caricando...
@@ -1735,17 +1700,12 @@ Nenhuma foto encontrada
 Executando...
 #MSG_PAUSE_SLIDE
 Pausar...
-#MSG_PLAY_SLIDE1
-*u  Acelerar
-#MSG_PLAY_SLIDE2
-*d  Desacelerar
-#MSG_PLAY_SLIDE3
-*l  Foto anterior
-#MSG_PLAY_SLIDE4
-*r  Proxima foto
-#MSG_PLAY_SLIDE5
-*A  Pausar
-#MSG_PLAY_SLIDE6
+#MSG_SCREENSHOT_SLIDESHOW_KEYS
+*u  Acelerar\n
+*d  Desacelerar\n
+*l  Foto anterior\n
+*r  Proxima foto\n
+*A  Pausar\n
 *B  Voltar ao menu
 #MSG_PROGRESS_LOADING_GAME
 Carregando...
diff --git a/source/nds/bdf_font.c b/source/nds/bdf_font.c
index 92b8923..aff3b94 100644
--- a/source/nds/bdf_font.c
+++ b/source/nds/bdf_font.c
@@ -1022,14 +1022,14 @@ u32 BDF_cut_string(char *string, u32 width, u32 direction)
 
 /*-----------------------------------------------------------------------------
 - count UNICODE charactor numbers in width pixels
-- direction 0: count UNICODE charactor numbers in width pixels, from front
-- direction 1: count UNICODE charactor numbers in width pixels, from end
+- direction 0: count UNICODE charactor numbers in width pixels, from end
+- direction 1: count UNICODE charactor numbers in width pixels, from front
 - direction 2: conut total pixel width of len UNICODE charachtors, from end
 - direction 3: conut total pixel width of len UNICODE charachtors, from front
 ------------------------------------------------------------------------------*/
 u32 BDF_cut_unicode(u16 *unicodes, u32 len, u32 width, u32 direction)
 {
-    u32 i, xw, num;
+    u32 i, lastSpace = 0, xw, num;
     u16 unicode;
     u32 start, end;
     struct bdffont *bdf_fontp[2];
@@ -1049,14 +1049,19 @@ u32 BDF_cut_unicode(u16 *unicodes, u32 len, u32 width, u32 direction)
 		while(len > 0)
 		{
 			unicode= unicodes[i];
+			if (unicode == 0x0A)
+				return num - len;
+			else if (unicode == ' ')
+				lastSpace = len;
+
 			xw += BDF_width16_ucs(unicode);
 
-			if(xw >= width) break;
+			if(xw > width) return num - lastSpace;
 			i += direction;
 			len--;
 		}
 
-		num -= len;
+		return num - len;
 	}
     else
     {
@@ -1073,9 +1078,9 @@ u32 BDF_cut_unicode(u16 *unicodes, u32 len, u32 width, u32 direction)
         }
 
         num= xw;
-    }
 
-    return num;
+        return num;
+    }
 }
 
 
diff --git a/source/nds/draw.c b/source/nds/draw.c
index 96e0217..a0006ac 100644
--- a/source/nds/draw.c
+++ b/source/nds/draw.c
@@ -298,7 +298,7 @@ void draw_message(void* screen_addr, u16 *screen_bg, u32 sx, u32 sy, u32 ex, u32
     {
 //        drawbox(screen_addr, sx, sy, ex, ey, COLOR16(12, 12, 12));
 //        drawboxfill(screen_addr, sx+1, sy+1, ex-1, ey-1, color_fg);
-		show_icon(screen_addr, &ICON_MSG, 34, 48);
+		show_icon(screen_addr, &ICON_MSG, (NDS_SCREEN_WIDTH - ICON_MSG.x) / 2, (NDS_SCREEN_HEIGHT - ICON_MSG.y) / 2);
     }
     else
     {
@@ -344,29 +344,27 @@ void draw_string_vcenter(void* screen_addr, u32 sx, u32 sy, u32 width, u32 color
     while(*string)
     {
         string= utf8decode(string, unicode+num);
-        if(unicode[num] != 0x0D && unicode[num] != 0x0A) num++;
+        num++;
     }
 
     if(num== 0) return;
 
-    i= BDF_cut_unicode(unicode, num, width, 1);
-    if(i == num)
-    {
-        x= BDF_cut_unicode(unicode, num, 0, 3);
-        sx += (width - x)/2;
-    }
-
     screenp = (unsigned short*)screen_addr + sx + sy*SCREEN_WIDTH;
     i= 0;
     while(i < num)
     {
         m= BDF_cut_unicode(&unicode[i], num-i, width, 1);
-        x= 0;
+        x= (width - BDF_cut_unicode(&unicode[i], m, 0, 3)) / 2;
         while(m--)
         {
             x += BDF_render16_ucs(screenp+x, SCREEN_WIDTH, 0, COLOR_TRANS, 
                 color_fg, unicode[i++]);
         }
+        if (i < num && (unicode[i] == 0x0D || unicode[i] == 0x0A))
+            i++;
+	else {
+            while (i < num && (unicode[i] == ' ')) i++;
+        }
         screenp += FONTS_HEIGHT * SCREEN_WIDTH;
     }
 }
@@ -787,13 +785,16 @@ u32 draw_yesno_dialog(enum SCREEN_ID screen, u32 sy, char *yes, char *no)
 	else
 		screen_addr = down_screen_addr;
 
-    i= SCREEN_WIDTH/2 - box_width - 2;
-	show_icon((unsigned short*)screen_addr, &ICON_BUTTON, 49, 128);
-    draw_string_vcenter((unsigned short*)screen_addr, 51, 130, 73, COLOR_WHITE, yes);
+	sy = (NDS_SCREEN_HEIGHT + ICON_MSG.y) / 2 - 8 - ICON_BUTTON.y;
 
-    i= SCREEN_WIDTH/2 + 3;
-	show_icon((unsigned short*)screen_addr, &ICON_BUTTON, 136, 128);
-    draw_string_vcenter((unsigned short*)screen_addr, 138, 130, 73, COLOR_WHITE, no);
+	u32 left_sx = NDS_SCREEN_WIDTH / 2 - 8 - ICON_BUTTON.x,
+	    right_sx = NDS_SCREEN_WIDTH / 2 + 8;
+
+	show_icon((unsigned short*)screen_addr, &ICON_BUTTON, left_sx, sy);
+    draw_string_vcenter((unsigned short*)screen_addr, left_sx + 2, sy, ICON_BUTTON.x - 4, COLOR_WHITE, yes);
+
+	show_icon((unsigned short*)screen_addr, &ICON_BUTTON, right_sx, sy);
+    draw_string_vcenter((unsigned short*)screen_addr, right_sx + 2, sy, ICON_BUTTON.x - 4, COLOR_WHITE, no);
 
 	ds2_flipScreen(screen, 2);
 
@@ -806,11 +807,11 @@ u32 draw_yesno_dialog(enum SCREEN_ID screen, u32 sy, char *yes, char *no)
 		struct key_buf inputdata;
 		ds2_getrawInput(&inputdata);
 		// Turn it into a SELECT (A) or BACK (B) if the button is touched.
-		if (inputdata.y >= 128 && inputdata.y < 128 + ICON_BUTTON.y)
+		if (inputdata.y >= sy && inputdata.y < sy + ICON_BUTTON.y)
 		{
-			if (inputdata.x >= 49 && inputdata.x < 49 + ICON_BUTTON.x)
+			if (inputdata.x >= left_sx && inputdata.x < left_sx + ICON_BUTTON.x)
 				gui_action = CURSOR_SELECT;
-			else if (inputdata.x >= 136 && inputdata.x < 136 + ICON_BUTTON.x)
+			else if (inputdata.x >= right_sx && inputdata.x < right_sx + ICON_BUTTON.x)
 				gui_action = CURSOR_BACK;
 		}
 	}
diff --git a/source/nds/gui.c b/source/nds/gui.c
index 6782269..aa27464 100644
--- a/source/nds/gui.c
+++ b/source/nds/gui.c
@@ -1282,7 +1282,7 @@ u32 play_screen_snapshot(void)
     if(flag < 0 || file_num== 0)
     {
         draw_message(down_screen_addr, screenp, 28, 31, 227, 165, color_bg);
-        draw_string_vcenter(down_screen_addr, 36, 55, 190, COLOR_MSSG, msg[MSG_NO_SLIDE]);
+        draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_NO_SLIDE]);
         ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
 
         if(screenp) free((void*)screenp);
@@ -1304,12 +1304,7 @@ u32 play_screen_snapshot(void)
 	unsigned int type;
 
     draw_message(down_screen_addr, screenp, 28, 31, 227, 165, color_bg);
-    draw_string_vcenter(down_screen_addr, 36, 70, 190, COLOR_MSSG, msg[MSG_PLAY_SLIDE1]);
-    draw_string_vcenter(down_screen_addr, 36, 85, 190, COLOR_MSSG, msg[MSG_PLAY_SLIDE2]);
-    draw_string_vcenter(down_screen_addr, 36, 100, 190, COLOR_MSSG, msg[MSG_PLAY_SLIDE3]);
-    draw_string_vcenter(down_screen_addr, 36, 115, 190, COLOR_MSSG, msg[MSG_PLAY_SLIDE4]);
-    draw_string_vcenter(down_screen_addr, 36, 130, 190, COLOR_MSSG, msg[MSG_PLAY_SLIDE5]);
-    draw_string_vcenter(down_screen_addr, 36, 145, 190, COLOR_MSSG, msg[MSG_PLAY_SLIDE6]);
+    draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_SCREENSHOT_SLIDESHOW_KEYS]);
     ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
 
     repeat= 1;
@@ -1837,7 +1832,7 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
     }
 
     draw_message(down_screen_addr, bg_screenp, 28, 31, 227, 165, bg_screenp_color);
-    draw_string_vcenter(down_screen_addr, 36, 100, 190, COLOR_MSSG, msg[MSG_PROGRESS_LOADING_GAME]);
+    draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_LOADING_GAME]);
     ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
 
     HighFrequencyCPU();
@@ -2072,7 +2067,7 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
 				if (SavedStateFileExists (savestate_index))
 				{
 					draw_message(down_screen_addr, NULL, 28, 31, 227, 165, 0);
-					draw_string_vcenter(down_screen_addr, 36, 74, 190, COLOR_MSSG, msg[MSG_SAVESTATE_FULL]);
+					draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_SAVESTATE_FULL]);
 					if(draw_yesno_dialog(DOWN_SCREEN, 115, msg[MSG_GENERAL_CONFIRM_WITH_A], msg[MSG_GENERAL_CANCEL_WITH_B]) == 0)
 						return;
 
@@ -2082,7 +2077,7 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
 				get_savestate_filename(savestate_index, tmp_filename);
 
 				draw_message(down_screen_addr, NULL, 28, 31, 227, 165, 0);
-				draw_string_vcenter(down_screen_addr, 36, 100, 190, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_CREATING]);
+				draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, 100, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_CREATING]);
 				ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
 
 				HighFrequencyCPU();
@@ -2092,11 +2087,11 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
 				draw_message(down_screen_addr, NULL, 28, 31, 227, 96, 0);
 				if(flag < 0)
 				{
-					draw_string_vcenter(down_screen_addr, 36, 74, 190, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_CREATION_FAILED]);
+					draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_CREATION_FAILED]);
 				}
 				else
 				{
-					draw_string_vcenter(down_screen_addr, 36, 100, 190, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_CREATION_SUCCEEDED]);
+					draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_CREATION_SUCCEEDED]);
 				}
 
 				ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
@@ -2132,7 +2127,7 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
 				if(fp == NULL)
 				{
 					draw_message(down_screen_addr, bg_screenp, 28, 31, 227, 165, bg_screenp_color);
-					draw_string_vcenter(down_screen_addr, 36, 80, 190, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_CORRUPTED]);
+					draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_CORRUPTED]);
 					ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
 
 					wait_Allkey_release(0);
@@ -2148,7 +2143,7 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
 				if(gui_action == CURSOR_SELECT)
 				{
 					draw_message(down_screen_addr, bg_screenp, 28, 31, 227, 165, bg_screenp_color);
-					draw_string_vcenter(up_screen_addr, 36, 75, 190, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_LOADING]);
+					draw_string_vcenter(up_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_LOADING]);
 
 					HighFrequencyCPU();
 					int flag = load_state(tmp_filename);
@@ -2157,11 +2152,11 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
 					{
 						return_value = 1;
 						repeat = 0;
-						draw_string_vcenter(down_screen_addr, 36, 75, 190, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_LOAD_SUCCEEDED]);
+						draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_LOAD_SUCCEEDED]);
 					}
 					else
 					{
-						draw_string_vcenter(down_screen_addr, 36, 75, 190, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_LOAD_FAILED]);
+						draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_LOAD_FAILED]);
 						mdelay(500); // let the failure show
 					}
 				}
@@ -2175,7 +2170,7 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
 			else
 			{
 				ds2_clearScreen(UP_SCREEN, COLOR_BLACK);
-				draw_string_vcenter(up_screen_addr, 36, 75, 190, COLOR_WHITE, msg[MSG_TOP_SCREEN_NO_SAVED_STATE_IN_SLOT]);
+				draw_string_vcenter(up_screen_addr, 0, 88, 256, COLOR_WHITE, msg[MSG_TOP_SCREEN_NO_SAVED_STATE_IN_SLOT]);
 				ds2_flipScreen(UP_SCREEN, UP_SCREEN_UPDATE_METHOD);
 			}
 		}
@@ -2199,7 +2194,7 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
 				u32 i, flag;
 
 				draw_message(down_screen_addr, bg_screenp, 28, 31, 227, 165, bg_screenp_color);
-				draw_string_vcenter(down_screen_addr, 36, 75, 190, COLOR_MSSG, msg[MSG_DIALOG_SAVED_STATE_DELETE_ALL]);
+				draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_DIALOG_SAVED_STATE_DELETE_ALL]);
 
 				flag= 0;
 				for(i= 0; i < SAVE_STATE_SLOT_NUM; i++)
@@ -2224,7 +2219,7 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
 				else
 				{
 					draw_message(down_screen_addr, bg_screenp, 28, 31, 227, 165, bg_screenp_color);
-					draw_string_vcenter(down_screen_addr, 36, 90, 190, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_ALREADY_EMPTY]);
+					draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_ALREADY_EMPTY]);
 					ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
 					mdelay(500);
 				}
@@ -2236,7 +2231,7 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
 				if(SavedStateFileExists(delette_savestate_num))
 				{
 					sprintf(line_buffer, msg[FMT_DIALOG_SAVED_STATE_DELETE_ONE], delette_savestate_num + 1);
-					draw_string_vcenter(down_screen_addr, 36, 75, 190, COLOR_MSSG, line_buffer);
+					draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, line_buffer);
 
 					if(draw_yesno_dialog(DOWN_SCREEN, 115, msg[MSG_GENERAL_CONFIRM_WITH_A], msg[MSG_GENERAL_CANCEL_WITH_B])) {
 						wait_Allkey_release(0);
@@ -2245,7 +2240,7 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
 				}
 				else
 				{
-					draw_string_vcenter(down_screen_addr, 36, 90, 190, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_ALREADY_EMPTY]);
+					draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_ALREADY_EMPTY]);
 					ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
 					mdelay(500);
 				}
@@ -2625,18 +2620,18 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
             draw_message(down_screen_addr, bg_screenp, 28, 31, 227, 165, bg_screenp_color);
             if(!first_load)
             {
-                draw_string_vcenter(down_screen_addr, 36, 70, 190, COLOR_MSSG, msg[MSG_PROGRESS_SCREENSHOT_CREATING]);
+                draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SCREENSHOT_CREATING]);
                 ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
                 if(save_ss_bmp(screen))
-                    draw_string_vcenter(down_screen_addr, 36, 90, 190, COLOR_MSSG, msg[MSG_PROGRESS_SCREENSHOT_CREATION_SUCCEEDED]);
+                    draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SCREENSHOT_CREATION_SUCCEEDED]);
                 else
-                    draw_string_vcenter(down_screen_addr, 36, 90, 190, COLOR_MSSG, msg[MSG_PROGRESS_SCREENSHOT_CREATION_FAILED]);
+                    draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SCREENSHOT_CREATION_FAILED]);
                 ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
 				mdelay(500);
             }
             else
             {
-                draw_string_vcenter(down_screen_addr, 36, 90, 190, COLOR_MSSG, msg[MSG_TOP_SCREEN_NO_SAVED_STATE_IN_SLOT]);
+                draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_TOP_SCREEN_NO_SAVED_STATE_IN_SLOT]);
                 ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
 				mdelay(500);
             }
@@ -2699,13 +2694,13 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
             bg_screenp_color = COLOR_BG;
 
         draw_message(down_screen_addr, bg_screenp, 28, 31, 227, 165, bg_screenp_color);
-        draw_string_vcenter(down_screen_addr, 36, 70, 190, COLOR_MSSG, msg[MSG_DIALOG_RESET]);
+        draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_DIALOG_RESET]);
 
         if(draw_yesno_dialog(DOWN_SCREEN, 115, msg[MSG_GENERAL_CONFIRM_WITH_A], msg[MSG_GENERAL_CANCEL_WITH_B]))
         {
 			wait_Allkey_release(0);
             draw_message(down_screen_addr, bg_screenp, 28, 31, 227, 165, bg_screenp_color);
-            draw_string_vcenter(down_screen_addr, 36, 80, 190, COLOR_MSSG, msg[MSG_PROGRESS_RESETTING]);
+            draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_RESETTING]);
             ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
 
             sprintf(line_buffer, "%s/%s", main_path, EMU_CONFIG_FILENAME);
@@ -2716,7 +2711,7 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
             init_game_config();
 
 			ds2_clearScreen(UP_SCREEN, 0);
-            draw_string_vcenter(up_screen_addr, 0, 80, 256, COLOR_WHITE, msg[MSG_TOP_SCREEN_NO_GAME_LOADED]);
+            draw_string_vcenter(up_screen_addr, 0, 88, 256, COLOR_WHITE, msg[MSG_TOP_SCREEN_NO_GAME_LOADED]);
 			ds2_flipScreen(UP_SCREEN, 1);
 
 			// mdelay(500); // Delete this delay
@@ -2734,9 +2729,8 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
             bg_screenp_color = COLOR_BG;
 
         draw_message(down_screen_addr, bg_screenp, 28, 31, 227, 165, bg_screenp_color);
-        draw_string_vcenter(down_screen_addr, 36, 80, 190, COLOR_MSSG, msg[MSG_EMULATOR_NAME]);
-        sprintf(line_buffer, "%s %s", msg[MSG_WORD_EMULATOR_VERSION], NDSSFC_VERSION);
-        draw_string_vcenter(down_screen_addr, 36, 95, 190, COLOR_MSSG, line_buffer);
+	sprintf(line_buffer, "%s\n%s %s", msg[MSG_EMULATOR_NAME], msg[MSG_WORD_EMULATOR_VERSION], NDSSFC_VERSION);
+        draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, line_buffer);
         ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
 
 		wait_Anykey_press(0);
@@ -2753,7 +2747,7 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
             if(first_load)
             {
 				ds2_clearScreen(UP_SCREEN, 0);
-                draw_string_vcenter(up_screen_addr, 0, 80, 256, COLOR_WHITE, msg[MSG_TOP_SCREEN_NO_GAME_LOADED]);
+                draw_string_vcenter(up_screen_addr, 0, 88, 256, COLOR_WHITE, msg[MSG_TOP_SCREEN_NO_GAME_LOADED]);
 				ds2_flipScreen(UP_SCREEN, 1);
             }
 
@@ -3258,7 +3252,7 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
 	void obtain_hotkey (u32 *HotkeyBitfield)
 	{
 		draw_message(down_screen_addr, bg_screenp, 28, 31, 227, 165, bg_screenp_color);
-		draw_string_vcenter(down_screen_addr, 36, 75, 190, COLOR_MSSG, msg[MSG_PROGRESS_HOTKEY_WAITING_FOR_KEYS]);
+		draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_HOTKEY_WAITING_FOR_KEYS]);
 
 		u32 Keys = draw_hotkey_dialog(DOWN_SCREEN, 115, msg[MSG_HOTKEY_DELETE_WITH_A], msg[MSG_HOTKEY_CANCEL_WITH_B]);
 		if (Keys == KEY_B)
@@ -3663,7 +3657,7 @@ u32 menu(u16 *screen, bool8 FirstInvocation)
 		else
 		{
 			ds2_clearScreen(UP_SCREEN, COLOR_BLACK);
-			draw_string_vcenter(up_screen_addr, 0, 80, 256, COLOR_WHITE, msg[MSG_TOP_SCREEN_NO_GAME_LOADED]);
+			draw_string_vcenter(up_screen_addr, 0, 88, 256, COLOR_WHITE, msg[MSG_TOP_SCREEN_NO_GAME_LOADED]);
 			ds2_flipScreen(UP_SCREEN, 1);
 		}
 	}
@@ -4783,7 +4777,7 @@ void QuickLoadState (void)
 
 	ds2_clearScreen(DOWN_SCREEN, RGB15(0, 0, 0));
 	draw_message(down_screen_addr, NULL, 28, 31, 227, 165, 0);
-	draw_string_vcenter(down_screen_addr, 36, 75, 190, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_LOADING]);
+	draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_LOADING]);
 	ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
 
 	HighFrequencyCPU();
@@ -4791,7 +4785,7 @@ void QuickLoadState (void)
 	GameFrequencyCPU();
 	if(0 != flag)
 	{
-		draw_string_vcenter(down_screen_addr, 36, 75, 190, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_LOAD_FAILED]);
+		draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_LOAD_FAILED]);
 		mdelay(500); // let the failure show
 	}
 
@@ -4814,7 +4808,7 @@ void QuickSaveState (void)
 
 	ds2_clearScreen(DOWN_SCREEN, RGB15(0, 0, 0));
 	draw_message(down_screen_addr, NULL, 28, 31, 227, 165, 0);
-	draw_string_vcenter(down_screen_addr, 36, 75, 190, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_CREATING]);
+	draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_CREATING]);
 	ds2_flipScreen(DOWN_SCREEN, DOWN_SCREEN_UPDATE_METHOD);
 
 	HighFrequencyCPU();
@@ -4824,7 +4818,7 @@ void QuickSaveState (void)
 	GameFrequencyCPU();
 	if(flag < 0)
 	{
-		draw_string_vcenter(down_screen_addr, 36, 75, 190, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_CREATION_FAILED]);
+		draw_string_vcenter(down_screen_addr, MESSAGE_BOX_TEXT_X, MESSAGE_BOX_TEXT_Y, MESSAGE_BOX_TEXT_SX, COLOR_MSSG, msg[MSG_PROGRESS_SAVED_STATE_CREATION_FAILED]);
 		mdelay(500); // let the failure show
 	}
 
diff --git a/source/nds/gui.h b/source/nds/gui.h
index 49bfc5f..67d67dc 100644
--- a/source/nds/gui.h
+++ b/source/nds/gui.h
@@ -31,6 +31,12 @@
 #define OPTION_TEXT_X             10
 #define OPTION_TEXT_SX            236
 
+// For message boxes
+#define MESSAGE_BOX_TEXT_X        ((NDS_SCREEN_WIDTH - ICON_MSG.x) / 2 + 3)
+#define MESSAGE_BOX_TEXT_SX       (ICON_MSG.x - 6)
+// Y is brought down by the "window title" that's part of ICON_MSG
+#define MESSAGE_BOX_TEXT_Y        ((NDS_SCREEN_HEIGHT - ICON_MSG.y) / 2 + 24)
+
 // For cheats [ NUM. DESC . . . . . +/- ]
 #define CHEAT_NUMBER_X            10
 #define CHEAT_DESC_X              34
diff --git a/source/nds/message.h b/source/nds/message.h
index c9e9704..07799ec 100644
--- a/source/nds/message.h
+++ b/source/nds/message.h
@@ -128,12 +128,7 @@ enum MSG
 	MSG_NO_SLIDE,
 	MSG_PLAYING_SLIDE,
 	MSG_PAUSE_SLIDE,
-	MSG_PLAY_SLIDE1,
-	MSG_PLAY_SLIDE2,
-	MSG_PLAY_SLIDE3,
-	MSG_PLAY_SLIDE4,
-	MSG_PLAY_SLIDE5,
-	MSG_PLAY_SLIDE6,
+	MSG_SCREENSHOT_SLIDESHOW_KEYS,
 
 	MSG_PROGRESS_LOADING_GAME,