var jsonData = [
            {
                text: "Facebook",
                value: 1,
               description: "Description with Facebook",
                image: "http://dl.dropbox.com/u/40036711/Images/facebook-icon-32.png"
            },
            {
                text: "Twitter",
                value: 2,

                description: "Description with Twitter",
                image: "http://dl.dropbox.com/u/40036711/Images/twitter-icon-32.png"
            }
            ];
var jsn = $("#byjson").msDropDown({byJson:{data:jsonData, name:'payments'}}).data("dd");