Slown PNet - Center Child

if  IsValid(GLOBALMACHIN) then GLOBALMACHIN:Remove() end

local function centerChild(viewContainer, codeContainer, child)
    local x, y = child:GetPos()
    codeContainer:MoveTo(-x + viewContainer:GetWide() * 0.5 - child:GetWide() * 0.5, 0, 0.25)

end

GLOBALMACHIN = vgui.Create("DFrame")
GLOBALMACHIN:SetSize(800, 400)

local viewContainer = vgui.Create("DPanel", GLOBALMACHIN)
viewContainer:SetSize(500, 100)
viewContainer:Center()

local codeContainer = vgui.Create("DPanel", viewContainer)
codeContainer:SetSize(0, 100)

for i = 1, 9 do
    local pnl = vgui.Create("DButton", codeContainer)
    pnl:SetSize(100, 100)
    pnl:SetPos((i - 1) * (pnl:GetWide() + 5), 0)
    pnl:SetText(i)
    codeContainer:SetWide(codeContainer:GetWide() + pnl:GetWide() + 5)
    function pnl:OnMousePressed()
        local x, y = self:GetPos()
        codeContainer:MoveTo(-x + viewContainer:GetWide() * 0.5 - self:GetWide() * 0.5, 0, 0.25)
    end
end

codeContainer:SetWide(codeContainer:GetWide() - 5)

local intChildActual = math.Round(#codeContainer:GetChildren() * 0.5)
centerChild(viewContainer, codeContainer, codeContainer:GetChild(intChildActual - 1))

timer.Simple(1, function()
    intChildActual = intChildActual + 1
    centerChild(viewContainer, codeContainer, codeContainer:GetChild(intChildActual - 1))
end)