var data = {
    products : [ { name: "mac", desc: "computer",     
		   price: 1000, quantity: 100, alert:null },
{ name: "ipod", desc: "music player", 
  price:  200, quantity: 200, alert:"on sale now!" },
{ name: "cinema display", desc: "screen",       
  price:  800, quantity: 300, alert:"best deal!" } ],
    customer : { first: "John", last: "Public", level: "gold" }
};