Hello need scripts for withdraw for 50 blank runes and 20 manas

Code:
-----    bank    -----
local mana = positive(maxManaPot - itemcount(nameManaPot )) * MPPrice
local run = positive(Blan - itemcount("blank rune")) * 10
local Total = mana + run

say("hi")
wait(1500,2500)
npcsay("deposit all")
wait(200,300) 
npcsay("yes")
wait(200,300) 

if Total > 0 then   
   npcsay("withdraw "..Total)   
   wait(200,300)    
   npcsay("yes")   
   wait(200,300)
end