propagate msgbox macro

data/maps/FiveIsland_Meadow/scripts.inc

@@ -13,8 +13,7 @@ FiveIsland_Meadow_EventScript_168942:: @ 8168942
 	goto_if 1, EventScript_168979
 	checkflag FLAG_0x2D8
 	goto_if 1, EventScript_16895F
-	loadword 0, gUnknown_818AB8E
-	callstd 4
+	msgbox gUnknown_818AB8E
 	releaseall
 	end
 
@@ -31,8 +30,7 @@ EventScript_16895F:: @ 816895F
 	end
 
 EventScript_168979:: @ 8168979
-	loadword 0, gUnknown_818AC62
-	callstd 4
+	msgbox gUnknown_818AC62
 	releaseall
 	end
 
@@ -42,18 +40,15 @@ EventScript_168983:: @ 8168983
 
 FiveIsland_Meadow_EventScript_16898D:: @ 816898D
 	trainerbattle 0, 567, 0, Text_18AC88, Text_18ACB3
-	loadword 0, gUnknown_818ACC5
-	callstd 6
+	msgbox gUnknown_818ACC5, 6
 	end
 
 FiveIsland_Meadow_EventScript_1689A4:: @ 81689A4
 	trainerbattle 0, 568, 0, Text_18ACF0, Text_18AD39
-	loadword 0, gUnknown_818AD59
-	callstd 6
+	msgbox gUnknown_818AD59, 6
 	end
 
 FiveIsland_Meadow_EventScript_1689BB:: @ 81689BB
 	trainerbattle 0, 569, 0, Text_18ADC6, Text_18ADFB
-	loadword 0, gUnknown_818AE16
-	callstd 6
+	msgbox gUnknown_818AE16, 6
 	end