Any community or technical college , during any fiscal year upon the approval of the Chancellor, may borrow money in anticipation of the current revenues for that fiscal year and pledge the current revenues for that fiscal year for payment of such loan or loans if funds on hand are not sufficient to pay the salaries of teachers for any given month. Any amount borrowed may not exceed one month's allotment and may not exceed the amount of the state appropriation minus the amount disbursed from the annual allotment to the college.