on rightclick:
	block is a sign
	line 1 of clicked block is "=========="
	line 2 of clicked block is "checkpoint"
	line 3 of clicked block is "[rightclick]"
	line 4 of clicked block is "=========="
	set {checkpoint.%player%} to location of player
	message "-Checkpoint-"
	command "/playsound note.pling %player% ~ ~ ~ 1 2 1"