skrypt na amulety

options:
	amulet-szybkosci: diamond nmaed "&6Amulet szybkosci"
on join:
	while player is online:
		if player has {@amulet-szybkosci}:
			apply speed 2 to player for 6 second
		else:
			remove speed 2 form player
		wait 5 second