function rounding(n) {
			pennies = n * 100;
			pennies = Math.round(pennies);
			strPennies = "" + pennies;
			len = strPennies.length;
			return strPennies.substring(0, len - 2) + "." + strPennies.substring((len - 2), len);
		}
		function pmt(ppl,rate,mths) {
			var x=eval((ppl*rate) / (eval(1-Math.pow(eval(rate+1),eval(0-mths)))))
			return x
		}