socialforge/app/views/files/_upload_show.html.erb

  <div id="popbox_upload" class=" mb10" style="margin-top: -30px;color:#15bccf;  font-size:16px;">
  <div class="upload_con">
    <h2 style="text-align: center"><%= l(:label_upload_files)%></h2>
    <div class="upload_box">
      <%= error_messages_for 'attachment' %>
      <div id="network_issue" style="color: red; display: none;"><%= l(:label_file_upload_error_messages)%></div>

      <%= form_tag(course_files_path(course), :multipart => true,:remote => !ie8?,:name=>"upload_form") do %>
          <input type="hidden" name="course_attachment_type" value="<%= course_attachment_type%>">
          <%= render :partial => 'attachement_list',:locals => {:course => course} %>
          <div class="cl"></div>
          <a href="javascript:void(0);" class="fr grey_btn mr40 f14 fl" onclick="closeModal();"><%= l(:button_cancel)%></a>
          <!--<a id="submit_resource" href="javascript:void(0);" class="blue_btn fr" onclick="submit_resource();"><%#= l(:button_confirm)%></a>-->
          <%= submit_tag '确定',:onclick=>'submit_resource();',:onfocus=>'this.blur()',:id=>'submit_resource',:class=>'sendSourceText fr' %>
      <% end %>
    </div>

  </div>
  <% content_for :header_tags do %>
      <%= javascript_include_tag 'attachments' %>
  <% end %>
</div>

<script>
  function submit_resource()
  {
      $('#submit_resource').parent().submit();
  }
</script>