mouse = game.Players.LocalPlayer : GetMouse()

function run(key)
	if key == "e" then
		game.Players.LocalPlayer.Character.Humanoid.WalkSpeed = 120
end
end
function run(key)
	if key == "e" then
		game.Players.LocalPlayer.Character.Humanoid.WalkSpeed = 45
	end
end

repeat wait()until game.Players.LocalPlayer
mouse.KeyDown:connect(run)
mouse.KeyUp:connect(stopRunning)