// JavaScript Document

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function slide_element (id) {
	
	if (Element.visible(id)) {
		Effect.SlideUp (id, { duration: 0.5 });
	} else {
		Effect.SlideDown (id, { duration: 0.5 });
	}
}



function calcloan () {
	if ((document.calc.amount.value == null || document.calc.amount.value.length == 0) || 
		(document.calc.term.value == null || document.calc.term.value.length == 0) ||
		(document.calc.rate.value == null || document.calc.rate.value.length == 0)) {

	} else {
		
		var amount	= document.calc.amount.value;
		var term	= document.calc.term.value;
		var rate	= document.calc.rate.value / 1200;
		var payment = amount * rate / (1 - (Math.pow(1/(1 + rate), term)));

		document.calc.payment.value = payment.toFixed(2);

	}
	
	// payment = principle * monthly interest/(1 - (1/(1+MonthlyInterest)*Months))

}