Infinite place Skript

This script adds a gui to be given certain blocks that you can place infinitely
but it will take away from the player's balance. This was originally made for
IllicateMc - A factions server

THIS SCRIPT ONLY CONTAINS 6 INFINITE BLOCKS

1. Cobblestone - 4$ on place
2. Sand - 5$ on place
3. Obsidian - 16$ on place
4. Dirt - 2$ on place
5. Netherrack - 2$ on place
6. Dispensers - 30$ on place

(!) PM ME IF YOU WANT BLOCKS CHANGED OR ADDED (!)
OR YOU WANT PRICES CHANGED

COMMANDS:
/infblocks - Opens a gui containing the 6 blocks listed above
/incobble (player) - Gives a player 1 Infinite cobblestone block
/infsand (player) - Gives a player 1 Infinite Sand block
/infobsidian (player) - Gives a player 1 Infinite Obsidian block
/infnether (player) - Gives a player 1 Infinite Netherrack block
/infdis (player) - Gives a player 1 Infinite Dispenser block

PERMISSIONS:
inf.gui - Gives perms for /infblocks
inf.cobble - Gives perms for /infcobble
inf.sand - Gives perms for /infsand
inf.obsidian - Gives perms for /inobsidian
inf.netherrack - Gives perms for /infnether
inf.dispenser - Gives perms for /infdis