添加项目文件上传成功提醒

app/views/files/create.js.erb

@@ -33,6 +33,10 @@ $('#upload_file_div').slideToggle('slow');
     $("#resource_list").html('<%= j(render partial:  "course_file" ,locals: {course: @course}) %>');
     $("#courses_files_count_info").html("<%= @all_attachments.count%>");
     $("#courses_files_count_nav").html("(<%= @all_attachments.count%>)")
+    //    添加文件上传成功提示,
+    var div = $('<div id="addBox" class="flash notice">文件上传成功！</div>');
+    $("#course_list").prepend(div);
+    setTimeout( function(){div.remove();},3000)
   <% end %>
 <% end %>
 $(document).ready(img_thumbnails);