org <HOOK>
    JML AreaCheck

AreaCheck:
{
    PHB : PHK : PLB

    TAX
    LDA .pool, X

    BEQ .noMosaic1
        PLB
        JML $02AAE5

    .noMosaic1

    LDX $8A
    LDA .pool, X

    BEQ .noMosaic2
        PLB
        JML $02AAE5

    .noMosaic2

    PLB
    JML $02AAF4

    .pool
    ;LW
    db $01, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    ;DW
    db $01, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    ;SP
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
    db $00, $00, $00, $00, $00, $00, $00, $00
}