Ground Attack: Routine at 6E8C

6E8C: Add 10 to the score.

Used by the routines at Score_Add20, Bomb1_Handler, Bomb2_Handler and Laser_Handler.
Score_AddTen	6E8C	LD HL,_7c66
Score_AddTen_0	6E8F	LD A,(HL)
	6E90	CP $20
	6E92	RET Z
	6E93	INC A
	6E94	CP $3A
	6E96	JR NZ,Score_AddTen_1
	6E98	LD (HL),$30
	6E9A	DEC HL
	6E9B	JR Score_AddTen_0
Score_AddTen_1	6E9D	LD (HL),A
	6E9E	LD HL,_7c39_IncByScore
	6EA1	INC (HL)
	6EA2	RET
	6EA3	NOP
	6EA4	NOP