def _apply_friction(self):      
    self.friction_c = self.friction_c + 1
    if self.friction_c >= self.friction:
      self.friction_c = 0
      self.speed = self.speed - cmp(self.speed,0)
      
    if abs(self.speed) < 3: # Special handling to snap to a sprite when we get slow
        if abs(self.offset) > 5:
            # still have a ways to go, so don't slow down yet
            self.speed = self.speed + cmp(self.speed,0)
        else:
            # Just snap to the edge
            self.speed = 0
            self.offset = 0