')> 资源描述：<% if file.description.blank? %>双击添加描述<% else %><%= file.description %><% end %> <%#= file.description.blank? ? "该资源暂无描述" : file.description %> <%= link_to image_tag("../images/signature_edit.png",width:"12px", height: "12px"), "javascript:void(0);", :onclick => "show_edit_file_description("+file.id.to_s+");"%>