Thank you aquadijoib, for you information, but i new this method and how to do, actually i did this on my game,
my question how to save automatically the level, and the user where does he arrived to?> so i mean with out clicking bottom there is a method for mobile save so that makes easy for the user when he play, and i do not want to tell the user click this bottom to save your game, some of them does not now these bottoms.?