options:
	sign_line: &a&lSměnit

on rightclick on sign:
	if 2nd line of clicked block is "{@sign_line}":
		if player's tool is diamond named "&6&lKredit":
			loop 65 times:
				if {_all} = 64:
					send "&aVyměnil si celý stack"
					set {_add} to {_all} * 1000
					add {_add} to player's balance
					stop
				if player's tool is air:
					send "&cUž nemáš nic."
					send "&2Pridano %{_all}% * 1000$"
					set {_add} to {_all} * 1000
					add {_add} to player's balance
					stop
				else:
					remove 1 diamond named "&6&lKredit" from the player's tool
					add 1 to {_all}
		else:
			send "&4Nedržíš kredit"