function displayCustomizer()
{
    if ($("#GroupItemIdHiddenField").val() == "0")
    {
        openSelectCity(1);
    }
    else
    {
        showPage("Customizer.aspx");
    }
}

function openSelectCity(customizer)
{
    $.prettyPhoto.open("GroupItem.aspx?customizer=" + customizer + "&iframe=true&width=500&height=500", "Select City", "");
}

function showInfo(key, title)
{
    $.prettyPhoto.open("Info.aspx?key=" + key + ";iframe=true&width=450&height=400", title, "");
}

function showShoppingCart()
{
    $.prettyPhoto.open("ShoppingCart.aspx;iframe=true&width=600&height=500", "Shopping Cart", "");
}

function showPage(url)
{
    window.location.href = url;
}

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);
}