| Routines

948A: Move Willy into the room to the left

Used by the routine at 8FBC.
948A | LD A,($80E9) | Pick up the number of the room to the left from 80E9
948D | LD ($8420),A | Make it the current room number by copying it to 8420
9490 | LD A,($85D3) | Adjust Willy's screen x-coordinate (at 85D3) to 30 (on the far right)
9493 | OR $1F
9495 | AND $FE
9497 | LD ($85D3),A
949A | POP HL | Drop the return address (89D1, in the main loop) from the stack
949B | JP $8912 | Draw the room and re-enter the main loop