Call Math Skill Ability Loading Routine

00181f14: 27bdffe8 addiu r29,r29,0xffe8			
00181f18: afbf0010 sw r31,0x0010(r29)			Store 0x0 onto Stack
00181f1c: 30a500ff andi r5,r5,0x00ff			Mask second byte
00181f20: 0c0607ce jal 0x00181f38			Routine that checks math skill IDS?
00181f24: 3407000f ori r7,r0,0x000f			r7 = (0xF) 15
00181f28: 8fbf0010 lw r31,0x0010(r29)			Load Stack + 0x10
00181f2c: 27bd0018 addiu r29,r29,0x0018			
00181f30: 03e00008 jr r31			Jump to Address
00181f34: 00000000 nop