diff --git a/src/demo/spider.raid.a b/src/demo/spider.raid.a
index e19ba744e..9c16486d1 100644
--- a/src/demo/spider.raid.a
+++ b/src/demo/spider.raid.a
@@ -44,6 +44,8 @@
 -        lda   patch,x
          sta   $49A9,x
          sta   $99A5,x
+-        lda   patch2,x
+         sta   $5A79,x
          dex
          bpl   -
          sec
@@ -53,7 +55,13 @@
 
          jmp   $4246
 
+callback
+         lda   $C000
+         bmi   patch
+         rts
+
 patch    !byte $4C,$00,$01
+patch2   !byte $20,<callback,>callback
 
 title    !byte x_e-x_b
 x_b      !text "SPIDER.RAID"
diff --git a/src/index/artwork.idx.a b/src/index/artwork.idx.a
index 2adbe3f43..afb0c341e 100644
--- a/src/index/artwork.idx.a
+++ b/src/index/artwork.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15209641
+         !be24  15210064
          !le16     5129
diff --git a/src/index/attract.idx.a b/src/index/attract.idx.a
index 0aee0a50a..7967a98a6 100644
--- a/src/index/attract.idx.a
+++ b/src/index/attract.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15156100
+         !be24  15156523
          !le16     5642
diff --git a/src/index/cache00.idx.a b/src/index/cache00.idx.a
index af1188db1..59dc246fe 100644
--- a/src/index/cache00.idx.a
+++ b/src/index/cache00.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15090598
+         !be24  15091021
          !le16     4012
diff --git a/src/index/cache01.idx.a b/src/index/cache01.idx.a
index d10c430b7..ea71bb4bb 100644
--- a/src/index/cache01.idx.a
+++ b/src/index/cache01.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15104747
+         !be24  15105170
          !le16     4431
diff --git a/src/index/cache10.idx.a b/src/index/cache10.idx.a
index 71e7af125..dc35941f8 100644
--- a/src/index/cache10.idx.a
+++ b/src/index/cache10.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15122450
+         !be24  15122873
          !le16     5651
diff --git a/src/index/cache11.idx.a b/src/index/cache11.idx.a
index 94eae923b..a9e6ff996 100644
--- a/src/index/cache11.idx.a
+++ b/src/index/cache11.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15142696
+         !be24  15143119
          !le16     6267
diff --git a/src/index/coverfade.idx.a b/src/index/coverfade.idx.a
index 2f43347f5..d658e415a 100644
--- a/src/index/coverfade.idx.a
+++ b/src/index/coverfade.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15214770
+         !be24  15215193
          !le16      410
diff --git a/src/index/credits.idx.a b/src/index/credits.idx.a
index d435b5f59..d16d3f901 100644
--- a/src/index/credits.idx.a
+++ b/src/index/credits.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15215524
+         !be24  15215947
          !le16      448
diff --git a/src/index/decrunch.idx.a b/src/index/decrunch.idx.a
index e8ccbfeff..952a6c621 100644
--- a/src/index/decrunch.idx.a
+++ b/src/index/decrunch.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15215972
+         !be24  15216395
          !le16      303
diff --git a/src/index/demo.idx.a b/src/index/demo.idx.a
index dbfaf045c..0ff33102e 100644
--- a/src/index/demo.idx.a
+++ b/src/index/demo.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  12169884
+         !be24  12170307
          !le16     1652
diff --git a/src/index/dfx.idx.a b/src/index/dfx.idx.a
index daefa997e..fc9966d9a 100644
--- a/src/index/dfx.idx.a
+++ b/src/index/dfx.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15164382
+         !be24  15164805
          !le16     1640
diff --git a/src/index/dgr.fizzle.idx.a b/src/index/dgr.fizzle.idx.a
index 63a50adb3..450a5767a 100644
--- a/src/index/dgr.fizzle.idx.a
+++ b/src/index/dgr.fizzle.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15215256
+         !be24  15215679
          !le16       67
diff --git a/src/index/dgr.idx.a b/src/index/dgr.idx.a
index 03fa461bb..e41fc3468 100644
--- a/src/index/dgr.idx.a
+++ b/src/index/dgr.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15209582
+         !be24  15210005
          !le16       59
diff --git a/src/index/dhgr.idx.a b/src/index/dhgr.idx.a
index 999d76821..64b9d82f8 100644
--- a/src/index/dhgr.idx.a
+++ b/src/index/dhgr.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15208048
+         !be24  15208471
          !le16     1437
diff --git a/src/index/dtitle.idx.a b/src/index/dtitle.idx.a
index 77b5a031e..900bcce5a 100644
--- a/src/index/dtitle.idx.a
+++ b/src/index/dtitle.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15192652
+         !be24  15193075
          !le16      537
diff --git a/src/index/fx.idx.a b/src/index/fx.idx.a
index 2a5839a94..ea0b66be9 100644
--- a/src/index/fx.idx.a
+++ b/src/index/fx.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15161742
+         !be24  15162165
          !le16     2640
diff --git a/src/index/gamehelp.idx.a b/src/index/gamehelp.idx.a
index 157d300f7..76d00213d 100644
--- a/src/index/gamehelp.idx.a
+++ b/src/index/gamehelp.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15166380
+         !be24  15166803
          !le16     7137
diff --git a/src/index/gr.fizzle.idx.a b/src/index/gr.fizzle.idx.a
index fe9cc4485..81b5db9c2 100644
--- a/src/index/gr.fizzle.idx.a
+++ b/src/index/gr.fizzle.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15215180
+         !be24  15215603
          !le16       76
diff --git a/src/index/gr.idx.a b/src/index/gr.idx.a
index 742ec5bdc..c5dc544a6 100644
--- a/src/index/gr.idx.a
+++ b/src/index/gr.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15209485
+         !be24  15209908
          !le16       97
diff --git a/src/index/helptext.idx.a b/src/index/helptext.idx.a
index d58328597..34a9a3504 100644
--- a/src/index/helptext.idx.a
+++ b/src/index/helptext.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15215323
+         !be24  15215746
          !le16      201
diff --git a/src/index/hgr0.idx.a b/src/index/hgr0.idx.a
index 8a6c30681..76b10e04e 100644
--- a/src/index/hgr0.idx.a
+++ b/src/index/hgr0.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15193189
+         !be24  15193612
          !le16     4702
diff --git a/src/index/hgr1.idx.a b/src/index/hgr1.idx.a
index d2bc89441..feafefae6 100644
--- a/src/index/hgr1.idx.a
+++ b/src/index/hgr1.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15197891
+         !be24  15198314
          !le16     1715
diff --git a/src/index/hgr2.idx.a b/src/index/hgr2.idx.a
index a654986d7..4495bbedd 100644
--- a/src/index/hgr2.idx.a
+++ b/src/index/hgr2.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15199606
+         !be24  15200029
          !le16     1129
diff --git a/src/index/hgr3.idx.a b/src/index/hgr3.idx.a
index 6a898f214..8565097a7 100644
--- a/src/index/hgr3.idx.a
+++ b/src/index/hgr3.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15200735
+         !be24  15201158
          !le16     3388
diff --git a/src/index/hgr4.idx.a b/src/index/hgr4.idx.a
index 5c9b1cb45..0301e59b5 100644
--- a/src/index/hgr4.idx.a
+++ b/src/index/hgr4.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15204123
+         !be24  15204546
          !le16     3332
diff --git a/src/index/hgr5.idx.a b/src/index/hgr5.idx.a
index ff461dc8c..7f511d68c 100644
--- a/src/index/hgr5.idx.a
+++ b/src/index/hgr5.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15207455
+         !be24  15207878
          !le16      479
diff --git a/src/index/hgr6.idx.a b/src/index/hgr6.idx.a
index 4439eb143..9cde49d54 100644
--- a/src/index/hgr6.idx.a
+++ b/src/index/hgr6.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15207934
+         !be24  15208357
          !le16      114
diff --git a/src/index/joystick.idx.a b/src/index/joystick.idx.a
index c1f0c4ae8..b00a71c1a 100644
--- a/src/index/joystick.idx.a
+++ b/src/index/joystick.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15216275
+         !be24  15216698
          !le16     2370
diff --git a/src/index/miniattract0.idx.a b/src/index/miniattract0.idx.a
index b40c37305..bfde9e2f9 100644
--- a/src/index/miniattract0.idx.a
+++ b/src/index/miniattract0.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15178829
+         !be24  15179252
          !le16     4741
diff --git a/src/index/miniattract1.idx.a b/src/index/miniattract1.idx.a
index d2f2aa47a..88e3d074c 100644
--- a/src/index/miniattract1.idx.a
+++ b/src/index/miniattract1.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15183570
+         !be24  15183993
          !le16     2400
diff --git a/src/index/prelaunch.idx.a b/src/index/prelaunch.idx.a
index 2654c75e7..f0b5ccffd 100644
--- a/src/index/prelaunch.idx.a
+++ b/src/index/prelaunch.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15148963
+         !be24  15149386
          !le16     7137
diff --git a/src/index/search00.idx.a b/src/index/search00.idx.a
index 6d1d3cb29..1e1e68912 100644
--- a/src/index/search00.idx.a
+++ b/src/index/search00.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15081335
+         !be24  15081758
          !le16     9263
diff --git a/src/index/search01.idx.a b/src/index/search01.idx.a
index de15d98bf..4e837f325 100644
--- a/src/index/search01.idx.a
+++ b/src/index/search01.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15094610
+         !be24  15095033
          !le16    10137
diff --git a/src/index/search10.idx.a b/src/index/search10.idx.a
index 4bc90624e..22ed5405a 100644
--- a/src/index/search10.idx.a
+++ b/src/index/search10.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15109178
+         !be24  15109601
          !le16    13272
diff --git a/src/index/search11.idx.a b/src/index/search11.idx.a
index bfa5f378c..bf0f5ea62 100644
--- a/src/index/search11.idx.a
+++ b/src/index/search11.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15128101
+         !be24  15128524
          !le16    14595
diff --git a/src/index/sfx.idx.a b/src/index/sfx.idx.a
index 3ad02018d..53ce32370 100644
--- a/src/index/sfx.idx.a
+++ b/src/index/sfx.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15166022
+         !be24  15166445
          !le16      358
diff --git a/src/index/slideshow.idx.a b/src/index/slideshow.idx.a
index cdf3542a0..f8afbea76 100644
--- a/src/index/slideshow.idx.a
+++ b/src/index/slideshow.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15173517
+         !be24  15173940
          !le16     5312
diff --git a/src/index/title.idx.a b/src/index/title.idx.a
index 9b28c9e3a..0e7ac882b 100644
--- a/src/index/title.idx.a
+++ b/src/index/title.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15185970
+         !be24  15186393
          !le16     6682
diff --git a/src/index/xsingle.idx.a b/src/index/xsingle.idx.a
index 9c4fc671b..1928d72b9 100644
--- a/src/index/xsingle.idx.a
+++ b/src/index/xsingle.idx.a
@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  15077366
+         !be24  15077789
          !le16     3969