function Pmt(InterestRate, Term, LoanAmount) 

{



var pennies

var strPennies

var len

var MonthlyPayment



	InterestRate = InterestRate /1200;

	Term = Term * 12;

	MonthlyPayment = LoanAmount * InterestRate /(1 - (1 / Math.pow(1 + InterestRate, Term)));

	Pennies = MonthlyPayment * 100;

	Pennies = Math.round(Pennies);

	strPennies = "" + Pennies;

	len = strPennies.length;

	MonthlyPayment = strPennies.substring(0, (len - 2), len) + "." + strPennies.substring((len - 2), len);



	return MonthlyPayment;



}

function PureNumber(NumString) 

{	

	var length1 = NumString.length + 1;

	var n = 0;

	var NewNumber = "";



	if (isNaN(NumString)) {



		for (n=0;n<length1;n++)

		{

			if ((NumString.charAt(n) <= "9") && 

			    (NumString.charAt(n) >= "0")) 

 

				NewNumber += NumString.charAt(n);

		}



//		window.alert("Enter amounts or values using only the 0-9 number keys. Please verify that the correct value has been entered.");

	}	

	else

		NewNumber = NumString;



	return NewNumber;

}

function ToDollars(Bucks) 



{

	var Pennies;

	var strPennies;

	var len;



	Pennies = Bucks * 100;

	Pennies = Math.round(Pennies);

	strPennies = "" + Pennies;

	len = strPennies.length;

	Bucks = strPennies.substring(0, (len - 2), len) + "." + strPennies.substring((len - 2), len);

	Bucks = "$" + Bucks;



	return Bucks;

}

function fv(rate, per, nper, pmt, pv)

{

	rate = eval((rate)/(per * 100));

	nper = parseFloat(nper);

	pmt = parseFloat(pmt);

	pv = parseFloat(pv);

	

	if ((pmt == 0) || (nper == 0)) 

		{

		alert("Please enter values higher than zero.");

		return(0);

		}



	if (rate == 0) // Interest rate is 0

		{

		fv_value = -(pv + (pmt * nper)); 

		}

	else 

		{

		x = Math.pow(1 + rate, nper);

		fv_value = - ( -pmt + x * pmt + rate * x * pv ) /rate;

		}



	fv_value = conv_number(fv_value,2); 

	return (fv_value);

}

function conv_number(expr, decplaces) 



{ 

	var str = "" + Math.round(eval(expr) * Math.pow(10,decplaces));



	while (str.length <= decplaces) 

		{

		str = "0" + str;

		}



	var decpoint = str.length - decplaces;



	return (str.substring(0,decpoint) + "." + str.substring(decpoint,str.length));

}