How to make your own guis

--Skybox

function click()
	s = Instance.new("Sky")
	s.Name = "Sky"
	s.Parent = game.Lighting
	s.SkyboxBk = "http://www.roblox.com/asset/?id=0" -- Your IDs here!
	s.SkyboxDn = "http://www.roblox.com/asset/?id=0"
	s.SkyboxFt = "http://www.roblox.com/asset/?id=0"
	s.SkyboxLf = "http://www.roblox.com/asset/?id=0"
	s.SkyboxRt = "http://www.roblox.com/asset/?id=0"
	s.SkyboxUp = "http://www.roblox.com/asset/?id=0"
	game.Lighting.TimeOfDay = 12 -- Can be changed but doesnt have to be
end

script.Parent.MouseButton1Down:connect(click)

--Decal Spam

function click()
	function exPro(root)
		for _, v in pairs(root:GetChildren()) do
			if v:IsA("Decal") and v.Texture ~= "http://www.roblox.com/asset/?id=0" then --Replace with your ID that will be spammed 
				v.Parent = nil
			elseif v:IsA("BasePart") then
				v.Material = "Plastic"
				v.Transparency = 0
				local One = Instance.new("Decal", v)
				local Two = Instance.new("Decal", v)
				local Three = Instance.new("Decal", v)
				local Four = Instance.new("Decal", v)
				local Five = Instance.new("Decal", v)
				local Six = Instance.new("Decal", v)
				One.Texture = "http://www.roblox.com/asset/?id=0" -- Your IDs here!
				Two.Texture = "http://www.roblox.com/asset/?id=0"
				Three.Texture = "http://www.roblox.com/asset/?id=0"
				Four.Texture = "http://www.roblox.com/asset/?id=0"
				Five.Texture = "http://www.roblox.com/asset/?id=0"
				Six.Texture = "http://www.roblox.com/asset/?id=0"
				One.Face = "Front"