Modify the problem of screen horizontal screen in some flat panel Windows systemRepair the bug at start game , the store UI is not completely disappear before when you use keyboard to cancel it.Improved zombie bounce when too close to the wall, being squeezed out of the screen, but not completely eradicatedModify the value of the error caused by the enemy level is too large, the current difficulty adjustment is moderateResolved the bomber to kill the enemy while generating an infected zombie, resulting in the end of the turn to refresh the zombie.Thank you for you play and all your feedbacks , I will try to repair Bugs and strive to add more fun content.