// JavaScript Document
function SwapImage(f) {
  	if (f==0){ document.btnHome.src="/images/intNav/homeOn.gif" }
  	if (f==1){ document.sales.src="/images/intNav/salesOn.gif" }
	if (f==2){ document.service.src="/images/intNav/serviceOn.gif" }
	if (f==3){ document.parts.src="/images/intNav/partsOn.gif" }
	if (f==4){ document.aboutUs.src="/images/intNav/aboutUsOn.gif" }
	if (f==5){ document.contact.src="/images/intNav/contactOn.gif" }
}
function SwapImageBack(f) {
	if (f==0){ document.btnHome.src="/images/intNav/homeOff.gif" }
	if (f==1){ document.sales.src="/images/intNav/salesOff.gif" }
	if (f==2){ document.service.src="/images/intNav/serviceOff.gif" }
	if (f==3){ document.parts.src="/images/intNav/partsOff.gif" }
	if (f==4){ document.aboutUs.src="/images/intNav/aboutUsOff.gif" }
	if (f==5){ document.contact.src="/images/intNav/contactOff.gif" }
}

function navSwap(f) {
  	if (f==0){ document.btnHome.src="/images/nav/btnHomeOn.jpg" }
  	if (f==1){ document.sales.src="/images/nav/salesHomeOn.jpg" }
	if (f==2){ document.service.src="/images/nav/serviceHomeOn.jpg" }
	if (f==3){ document.parts.src="/images/nav/partsHomeOn.jpg" }
	if (f==4){ document.aboutUs.src="/images/nav/aboutUsHomeOn.jpg" }
	if (f==5){ document.contact.src="/images/nav/contactHomeOn.jpg" }
}
function navSwapBack(f) {
	if (f==0){ document.btnHome.src="/images/nav/btnHomeOff.jpg" }
	if (f==1){ document.sales.src="/images/nav/salesHomeOff.jpg" }
	if (f==2){ document.service.src="/images/nav/serviceHomeOff.jpg" }
	if (f==3){ document.parts.src="/images/nav/partsHomeOff.jpg" }
	if (f==4){ document.aboutUs.src="/images/nav/aboutUsHomeOff.jpg" }
	if (f==5){ document.contact.src="/images/nav/contactHomeOff.jpg" }
}

function checkNumber(input,loancalc) {
if(input.value=='') {
	input.value=input.defaultValue
}
	status=''
	msg ="This field requires a numeric value: " + input.value;
	var str = input.value;
	if (isNaN(str)){
		var straray = str.split(',');
		input.value = straray[0].concat(straray[1]);
}
	add_input(loancalc);
}

function add_input(loancalc) {
var total_cost;

total_cost=(loancalc.price.value*1 -loancalc.down_payment.value)
var i = loancalc.rate.value;
i = i / 100.0;
i /= 12;

var foobar = 1;
for (var k = 0; k < loancalc.term.value; k++)
	foobar = foobar * (1 + i);
loancalc.payment.value = Math.round((total_cost * foobar * i) / (foobar - 1))
return false;
}

function selectField(field)
{
field.select()
}