crazy thing script

while(wait(0.5)) do
				for i,v in pairs(game.Players:GetChildren()) do
					local player = v
					if player ~= nil then
						local char = player.Character
						local rootpart = char:FindFirstChild("HumanoidRootPart")
						local xr = math.random(rootpart.Position.X, rootpart.Position.X + 25)
						local yr = math.random(rootpart.Position.Y, rootpart.Position.Y + 25)
						local zr = math.random(rootpart.Position.Z, rootpart.Position.Z + 25)
						rootpart.CFrame = CFrame.new(Vector3.new(xr, yr, zr))
					end
				end
end