$(document).ready(function()
{
    $('input, textarea, select').focus(function(){
        $(this).parents('li').addClass("active");
    }).blur(function(){
        $(this).parents('li').removeClass("active");
    }); 
    
    $('#shipping').change(function() {
        var amount = $('input#amount').val();
        var shipping = $('select#shipping option:selected').val();
        $('#your_total').text("$"+(amount*1 + shipping*1));
    });
    
    $('input.shipping_same_as_billing').click(function() {
        var value = $('input.shipping_same_as_billing:checked').val();
        
        if (value == 'yes')
        {
            $('ul#shipping_information').hide();
        }
        else if (value == 'no')
        {
            $('ul#shipping_information').show();
        }
    });

    $('input#qty').change(function() {
        var qty = $('input#qty').val();
        
        $('#your_total').text("$"+(qty*1*36.96));
        $('td.total').text("$"+(qty*1*36.96));


    });
    
});