trustieforge/app/views/layouts/_syllabus_title.html.erb

<h2 style="position:relative; display:inline;">课程名称：<%=syllabus.title %>
  <% if User.current == syllabus.user || User.current.admin? %>
      <%= link_to image_tag("../images/signature_edit.png",width:"12px", height: "12px"), "javascript:void(0);",:id => "syllabus_edit_title_png", :class => "none", :style => "width:15px; position:absolute; right: -20px; top: 15px;", :onclick => "show_edit_title('#{syllabus.title}');"%>
  <% end %>
</h2>