public void UpMaxHealth()
{
if (coin >= upCostMaxHealth)
{
lm.SetCoin(lm.GetCoin() - upCostMaxHealth);
coin = lm.GetCoin();
coinText.text = coin.ToString();
lm.SetMaxHealth(lm.GetMaxHealth() + 1);
maxHealthText.text = lm.GetMaxHealth().ToString();
}
}
