what does all this do? I am guessing that its initializing variable, but what is _textShadow? > playerx = _textShadow ;1 > playery = _textShadow+1 ;1 > enemyx = _textShadow+2 ;1 > enemyy = _textShadow+3 ;1 > counter = _textShadow+4 ;1 > score = _textShadow+5 ;2