public void UpAttackSpeed()
{
if (coin >= upCostAttackSpeed && lm.GetAttackSpeed() > 0.1f)
{
lm.SetCoin(lm.GetCoin() - upCostAttackSpeed);
coin = lm.GetCoin();
coinText.text = coin.ToString();
lm.SetAttackSpeed(lm.GetAttackSpeed() - 0.08f);
attackSpeedText.text = lm.GetAttackSpeed().ToString();
}
}