Document main_menu state machine, name window constants

The new names for the constants (and newly named functions) give a much
better understanding of what the window system is trying to do.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/credits.c b/src/credits.c
index 3639d36e4..747d63f09 100644
--- a/src/credits.c
+++ b/src/credits.c
@@ -1592,7 +1592,7 @@ static void sub_8175DA0(u8 taskIdB)
     case 5:
         if (!gPaletteFade.active)
         {
-            FillWindowPixelBuffer(0, 0);
+            FillWindowPixelBuffer(0, PIXEL_BUFFER_TRANSPARENT);
             CopyWindowToVram(0, 2);
             gTasks[taskIdB].data[TDB_0] = 2;
         }