Parkour Roblox script builder (local just run)

pl=game.Players.LocalPlayer
me=pl.Character
xl=me.Torso['Right Shoulder']
t=Instance.new("HopperBin",pl.Backpack)
t.Name="the_Parkour_Flip"

local debounce=false
function _restoreproperties()
Holder = player.Character
Torso = Holder:FindFirstChild("Torso")
RightS = Torso:FindFirstChild("Right Shoulder")
LeftS = Torso:FindFirstChild("Left Shoulder")
RightH = Torso:FindFirstChild("Right Hip")
LeftH = Torso:FindFirstChild("Left Hip")
RightS.MaxVelocity = .15
LeftS.MaxVelocity = .15
RightH.MaxVelocity = .1
LeftH.MaxVelocity = .1
RightS.DesiredAngle = 0
LeftS.DesiredAngle = 0
LeftH.DesiredAngle = 0
RightH.DesiredAngle = 0
end
function ManageAnimation(value)
Holder = player.Character
Player = player
if value == "no anim" then
Anim = Holder:FindFirstChild("Animate")
if Anim~=nil then
Anim.Disabled = true
Anim.Parent = Player
end
elseif value == "re-anim" then
Anim = Player:FindFirstChild("Animate")
if Anim~=nil then
Anim.Disabled = false
Anim.Parent = Holder
end
end
end
function Down(ml)
for i=1, ml.velocity.y/3 do
ml.velocity = ml.velocity+Vector3.new(0,-4.25,0)
wait()
end
ml:Remove()
end
function Flip()
if debounce==true then return end
debounce=true
Char = player.Character
Human = Char.Humanoid
Torso = Char.Torso
CF = Torso.CFrame
Human.PlatformStand = false
Human.Sit = true
VelUp = Instance.new("BodyVelocity")
VelUp.velocity = Vector3.new(0,-5000,0)+Torso.CFrame.lookVector*-30
VelUp.P = VelUp.P*-1000
VelUp.maxForce = Vector3.new(10000,10000,10000)*999
VelUp.Parent = Torso
coroutine.resume(coroutine.create(Down),VelUp)
Gyro = Instance.new("BodyGyro")
Gyro.P = Gyro.P*10
Gyro.maxTorque = Vector3.new(100000,100000,100000)*999
Gyro.cframe = CF
Gyro.Parent = Torso
for i=1, 16 do
Gyro.cframe = Gyro.cframe*CFrame.fromEulerAnglesXYZ(math.pi/9,math.pi/-18,0)
wait()
end
Gyro.cframe = CF
wait()
Gyro:Remove()
Human.PlatformStand = false
Human.Sit = false
_restoreproperties()
debounce=false
end
function onActive(mouse)
player = game.Players.LocalPlayer
if player==nil then return end
mouse.Button1Down:connect(function() Flip() end)
end
script.Parent = t.Selected:connect(onActive)