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});