function onCastSpell(cid, var)
local level = getPlayerLevel(cid)
local manaFormulaMin = level * 5
local manaFormulaMax = level * 10
doPlayerAddMana(cid, math.random(manaFormulaMin, manaFormulaMax))
doSendMagicEffect(getCreaturePosition(cid), CONST_ME_MAGIC_BLUE))
return true
end