Layering Helper

local main4 = Window:new(150,60,120,150)
local ButtonSave = Button:new(5, 130, 110, 16, "Ok")
local elname1 = Textbox:new(5, 10, 110, 16)
local elname2 = Textbox:new(5, 30, 110, 16)
local elname3 = Textbox:new(5, 50, 110, 16)
local elname4 = Textbox:new(5, 70, 110, 16)
local elname5 = Textbox:new(5, 90, 110, 16)

main4:addComponent(elname1)
main4:addComponent(elname2)
main4:addComponent(elname3)
main4:addComponent(elname4)
main4:addComponent(elname5)
main4:addComponent(ButtonSave)

ButtonSave:action(function()
interface.closeWindow(main4)
x,y = sim.adjustCoords(tpt.mousex, tpt.mousey)
if elname5:text()~='' then
sim.partCreate(-3, x,y, tpt.element(elname5:text()))
end
if elname4:text()~='' then
sim.partCreate(-3, x,y, tpt.element(elname4:text()))
end
if elname3:text()~='' then
sim.partCreate(-3, x,y, tpt.element(elname3:text()))
end
if elname2:text()~='' then
sim.partCreate(-3, x,y, tpt.element(elname2:text()))
end
if elname1:text()~='' then
sim.partCreate(-3, x,y, tpt.element(elname1:text()))
end
end)

local function toggle(a,b,c,d)
if c==64 and a=="j" and d==1 then   --You can change hotkey here (64 is ctrl)
interface.showWindow(main4)
end
end
tpt.register_keypress(toggle)