var click_id = AnyTrack('Purchase', {
value: 29.9, // the total purchase value
shippingPrice: 5.9, // optional shipping price
taxPrice: 2.9, // optional taxes
transactionId: 'XJW0047',
id: '20291', // the item catalog id (required)
name: 'Sony MDRZX110/BLK ZX Series Stereo Headphones',
price: 19.9, // the item price (required)
id: '49292', // the item catalog id (required)
name: '6.35mm Male to 3.5mm Female Headphone Stereo Audio Connector',
price: 4.1, // the item price (required)