var data = { name: 'my name', description: 'short description' }

    $.ajaxFileUpload({

        url: '/File/Upload',

        secureuri: false,

        data: data,

        fileElementId: 'fileToUpload',

        dataType: 'json',

        success: function (data) {

            alert(data.msg);

        },

        error: function (data) {

            alert("error");

        }

    });

var data ={};

$("#"+ formId +" :input").each(function(){data[this.name]=this.value});