/* Ascent JavaScript Functions */
/* Harold Asbridge             */
/* Blue Lantern, Inc.          */

// Image rollover
function btnSwap(element, filename) {
	var temp = new Image();
	temp.src = "images/buttons/" + filename + ".jpg";
	element.src = temp.src;
}

function navSwap(element, filename) {
	var temp = new Image();
	temp.src = "images/nav/" + filename + ".jpg";
	element.src = temp.src;
}

// Populate shipping information
function checkoutSameAsAbove(isSame) {
	if (isSame) {
		getElement("s_address").value = getElement("b_address").value;
		getElement("s_city").value = getElement("b_city").value;
		getElement("s_state").selectedIndex = getElement("b_state").selectedIndex;
		getElement("s_zip").value = getElement("b_zip").value
	} else {
		getElement("s_address").value = "";
		getElement("s_city").value = "";
		getElement("s_state").selectedIndex = 0;
		getElement("s_zip").value = "";
	}
}

//Update SubTotal
function updateSubTotal(productID,qty) {
	if (qty > 0) {
		var bottlePrice = 0;
		var subTotal = 0;
		var shipping = 0;
		if (productID == 4) bottlePrice = 5.00;
if (productID == 4) shipping = 0.00;
if (productID == 2) bottlePrice = 120.00;
if (productID == 2 && qty <= 99999) shipping = 10.00;
if (productID == 1) bottlePrice = 8.99;
if (productID == 1 && qty <= 2) shipping = 3.99;
if (productID == 3) bottlePrice = 15.00;
if (productID == 3) shipping = 0.00;
if (productID == 5) bottlePrice = 9.99;
if (productID == 5 && qty <= 2) shipping = 4.50;
		shipping = shipping * qty;
		var subTotal = bottlePrice * parseInt(qty);
		subTotal = subTotal + shipping;
		getElement("subtotal").innerHTML = formatCurrency(subTotal);
	}

	if (qty > 1){
		getElement("shippingtext").innerHTML = "Free!";
	} else {
		getElement("shippingtext").innerHTML = "0.00";
	}

}

function formatCurrency(num) {
	num = num.toString().replace(/\$|\,/g,'');
	if(isNaN(num)) num = "0";
	sign = (num == (num = Math.abs(num)));
	num = Math.floor(num*100+0.50000000001);
	cents = num%100;
	num = Math.floor(num/100).toString();
	if(cents<10) cents = "0" + cents;
	for (var i = 0; i < Math.floor((num.length-(1+i))/3); i++)
	num = num.substring(0,num.length-(4*i+3))+','+num.substring(num.length-(4*i+3));
	return (((sign)?'':'-') + '$' + num + '.' + cents);
}

// Get Element
function getElement(elementId) {
	return document.getElementById(elementId);
}

function updatePriceTable()
{
	var productID = getElement("productID").value;
	var bottlePrice = 0;
	var bottleShipping = 0;
	var subTotal = 0;
	var shipping = 0;
	var qty = getElement("qty").value;
	var shipping = 0;
	var freeShippingMin = 0;
	if (productID == 4) {
bottlePrice = '5.00';
bottleShipping = '0.00';
freeShippingMin = '0';
}
if (productID == 2) {
bottlePrice = '120.00';
bottleShipping = '10.00';
freeShippingMin = '99999';
}
if (productID == 1) {
bottlePrice = '8.99';
bottleShipping = '3.99';
freeShippingMin = '2';
}
if (productID == 3) {
bottlePrice = '15.00';
bottleShipping = '0.00';
freeShippingMin = '0';
}
if (productID == 5) {
bottlePrice = '9.99';
bottleShipping = '4.50';
freeShippingMin = '2';
}

	if (qty >= freeShippingMin && freeShippingMin != 0){
		shipping = 0;
	} else {
		shipping = bottleShipping;
	}

	var subTotal = (parseFloat(bottlePrice) + parseFloat(shipping)) * parseInt(qty);

	if (shipping == 0)
	{
		getElement("shippingtext").innerHTML = "FREE";
	}
	else
	{
		getElement("shippingtext").innerHTML = formatCurrency(shipping);
	}

	getElement("productPrice").innerHTML = formatCurrency(bottlePrice);
	getElement("subTotal").innerHTML = formatCurrency(subTotal);
}

function shippingSameAsBilling(isSame)
{
	getElement("shippingInformation").style.display = (isSame) ? "none" : "block";

}

function cardSameAsBilling(isSame)
{
	if (isSame)
	{
		if (getElement("chkCardSameAsShipping")) getElement("chkCardSameAsShipping").checked = false;
		getElement("cardHolderInformation").style.display = "none";
	}
	else
	{
		if (getElement("chkCardSameAsShipping"))
		{
			if (!getElement("chkCardSameAsShipping").checked)
			{
				getElement("cardHolderInformation").style.display = "block";
			}
		}
		else
		{
			getElement("cardHolderInformation").style.display = "block";
		}
	}
}

function cardSameAsShipping(isSame)
{
	if (isSame)
	{
		if (getElement("chkCardSameAsBilling")) getElement("chkCardSameAsBilling").checked = false;
		getElement("cardHolderInformation").style.display = "none";
	}
	else
	{
		if (getElement("chkCardSameAsBilling"))
		{
			if (!getElement("chkCardSameAsBilling").checked)
			{
				getElement("cardHolderInformation").style.display = "block";
			}
		}
		else
		{
			getElement("cardHolderInformation").style.display = "block";
		}
	}
}

function useOtherPaymentMethod(useOther)
{
	if (useOther)
	{
		getElement("creditCardForm").style.display = "none";
	}	
	else
	{
		getElement("creditCardForm").style.display = "block";	
	}
}