% @nav_dispaly_home_path_label = 1 @nav_dispaly_main_course_label = 1 @nav_dispaly_main_project_label = 1 @nav_dispaly_main_contest_label = 1 %> <% @nav_dispaly_forum_label = 1%>
<%= text_field_tag 'mail', nil, :size => 40, :placeholder => '请输入注册邮箱'%> <%= submit_tag l(:button_submit) %>