Gpsphone iPod touch need help?

Ok on my iPod touch all my other games work except pokemon flora sky I must have a wrong button cuz every time i try to play the screen moves but my character is frozon an all the other character move I even try to play my old save files from pokemon flora an they work but I don't want to restart my game cuz I'm so far in it I just got a rare ticket to go to outcast island so ya but when I got it idk its hard to explain? Any help please it's on my iPod touch 4g