function updateBag(product_ID,variation_ID,quantity)
{
    $.ajax({
      url: '/layout_php_live/ajax_update_bag.php',
      dataType: 'json',
      data: { product_ID: product_ID, variation_ID: variation_ID, quantity:quantity },
      success: updateBagResponse
    });
}
function updateBagResponse(new_html)
{
    if (new_html[2]==192)
    {        
        $("#header-bag-panel").html(new_html[0]);
    }
    else
    {
        $("#header-bag-panel").html(new_html[0]);
        $("#upsell-panel").html(new_html[1]);
        $("#details-text").html("");
    }
}
function set_product_image(image_path,image_ext,supplier,product_ID,type_reference)
{
    document.getElementById('item_main_image').src='/img/'+supplier+'/'+type_reference+'/'+product_ID+'display_'+image_path+'.'+image_ext;
}
function set_supplier_image(image_path,image_ext,supplier)
{
    document.getElementById('user_main_image').src='/img/'+supplier+'/display_'+image_path+'.'+image_ext;
}