It is the intent of this act as amended to provide two additional methods of borrowing moneys, the first additional method being that of borrowing on the security of the moneys levied, assessed, collectible and accruing during the fiscal period to the Motor License Fund, and the second method being that of borrowing on the security of the sum of the revenues levied, assessed, collectible and accruing during the fiscal period to the General Fund and the Motor License Fund, in which latter event the costs and interest charges shall be respectively proportioned in accordance with the amounts of the loans made for each fund.