function RemoveCartLine(cartID)
{
    var id = cartID.substring(3);
    var lineRow = document.getElementById("cr_" + id);
    var ajaxResponse = Shop.ViewCart.RemoveItemFromCart(id);

    if (ajaxResponse != null && ajaxResponse.value != null)
    {
        lineRow.parentNode.removeChild(lineRow);
        
        UpdateSummary();
    }   // if
}   // RemoveCartline

function UpdateQuantity(cartID)
{
    var id = cartID.substring(3);
    var quantityElement = document.getElementById("qty_" + id);
    
    if (parseInt(quantityElement.value) == 0)
    {
        RemoveCartLine(cartID);
    }   // if
    else if (parseInt(quantityElement.value) != parseInt(quantityElement.origValue))
    {
        var ajaxResponse = Shop.ViewCart.UpdateQuantity(id, quantityElement.value);
        
        if (ajaxResponse == null || ajaxResponse.value == null)
        {
            quantityElement.value = quantityElement.origValue;
        }   // if
        else
        {
            var lineUnitElement = document.getElementById("up_" + id);
            var lineTotalElement = document.getElementById("lt_" + id);
            
            lineUnitElement.innerHTML = ajaxResponse.value.UnitPrice;
            lineTotalElement.innerHTML = ajaxResponse.value.Total;
            
            quantityElement.origValue = quantityElement.value;
        
            UpdateSummary();
        }   // else
    }   // if    
}   // UpdateQuantity

function UpdateSummary()
{
    var ajaxResponse = Shop.ViewCart.UpdateOrderSummary();
    
    if (ajaxResponse != null && ajaxResponse.value != null)
    {
        var subTotalElement = document.getElementById("lblSubTotal");
        var shippingElement = document.getElementById("lblShipping");
        var totalElement = document.getElementById("lblEstimated");
        
        subTotalElement.innerHTML = ajaxResponse.value.SubTotal;
        shippingElement.innerHTML = ajaxResponse.value.Shipping;
        totalElement.innerHTML = ajaxResponse.value.Total;
    }   // if    
}   // UpdateSummary()


function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}