Backbone.Marionette.Layout.FileSubmit.html

    <form class="addForm"
          action="/serverpath"
          enctype="multipart/form-data;"
          method="POST">


        <h3>Select file to upload</h3>
        <h4  class="addInformer">
            <div  style="display: none;" class="alert-loading">
                 loading...
            </div>
            <div style="display: none;" class="alert alert-success"></div>
            <div style="display: none;" class="alert alert-error"></div>

        </h4>

        <input type="file" class="addInput" name="addInput"/>
        <input type="submit"  value="Submit" class="addButton" disabled="true"/>
    </form>