function NewWindow(mypage, myname, w, h, scroll) 
{
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable';
	win = window.open(mypage, myname, winprops);
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

/*
Start QTVR Functions
*/

var ids=new Array('front_view','side_view','back_view','qtvr_view');

function switchid(id){	
	hideallids();
	showdiv(id);
}

function hideallids(){
	//loop through the array and hide each element by id
	for (var i=0; i<ids.length; i++)
	{
		hidediv(ids[i]);
	}		  
}

function hidediv(id) {
	//safe function to hide an element with a specified id
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'none';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'none';
		}
		else { // IE 4
			document.all.id.style.display = 'none';
		}
	}
}

function showdiv(id) {
	//safe function to show an element with a specified id
	
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'block';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'block';
		}
		else { // IE 4
			document.all.id.style.display = 'block';
		}
	}
}

function MM_swapImgRestore() { //v3.0
var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
	var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
	if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
	d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function moveQTVRout(){
		document.getElementById('qtvr_view').style.left = '-1000px';
		//return false;
		//alert('move qt' + document.getElementById('qtvr_view').style.left );

}
function moveQTVRin(){
		document.getElementById('qtvr_view').style.left = '85px';
			
		//alert('move qt' + document.getElementById('qtvr_view').style.left );
}

/*
End QTVR Functions
*/

/*
Start Lease Calculator Functions
*/

function fnCalculatePmt(amount, months, interest)
{
	var PresentValue = parseInt(amount, 10);
	var NumberOfPayments = months;
	var FutureValue = 0;
	var NominalInterestRate = interest / 100;
	var CompundingFreq = 12;
	var PaymentFreq = 12;
	var NumberOfBeginningPmts = 0;
	var EffectiveIntPerPeriod = fnCalcExpo((1+NominalInterestRate/CompundingFreq), (CompundingFreq/PaymentFreq))-1;
	
	var PMT = (FutureValue+PresentValue*((fnCalcExpo((1+EffectiveIntPerPeriod),NumberOfPayments)-1)+1))/((fnCalcExpo((1+EffectiveIntPerPeriod),NumberOfPayments)-1)*((1+EffectiveIntPerPeriod*NumberOfBeginningPmts)/EffectiveIntPerPeriod));
	var CalculatedPayment = PMT.toString();
	
	return(fnFormatPmt(CalculatedPayment));
}

function fnFormatPmt(numberToFormat)
{
	var DecimalIndex = numberToFormat.indexOf(".");
	
	if (DecimalIndex>=0)
	{
		return(numberToFormat.substring(0,DecimalIndex) + "." + numberToFormat.substring(DecimalIndex+1,DecimalIndex+3));
	}
	else
	{
		return(numberToFormat += ".00");
	}
}

function fnCalcExpo(number, exponent)
{
	var result = number;
	var exp = exponent-1;
	
	for (j=0; j < exp; j++)
	{
		result = result * number;
	}
	
	return (result);
}

function isNumber(numberToCheck)
{
	if ((numberToCheck.length == 0) || isNaN(numberToCheck))
		return (false);
	else
		return(true);
}

function fnPopLeaseCalculator(mypage, leaseAmt) 
{
	var winl = (screen.width - 600) / 2;
	var wint = (screen.height - 540) / 2;
	winprops = 'height=540,width=600,top='+wint+',left='+winl+',scrollbars='+scroll+',resizable';
	win = window.open(mypage + "?amount=" + leaseAmt, "_blank", winprops);
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

/*
End Lease Calculator Functions
*/