anchor.diff:  
               <div class="field form-group">
                 <label for="user_nickname" class="control-label">昵称</label>
  -              <% if resource.errors[:nickname].present? %>
  -                  <ul>
  -                    <% resource.errors[:nickname].each do |msg| %>
  -                        <li><%= msg %></li>
  -                    <% end %>
  -                  </ul>
  -              <% end %>
  -              <%= f.text_field :nickname, placeholder: '请输入昵称', class: 'form-control' %>
  +              <%= f.input :nickname, placeholder: '请输入昵称', class: 'form-control' %>
               </div>
   
               <div class="field form-group">
                 <label for="user_password" class="control-label">密码</label>
  -              <% if resource.errors[:password].present? %>
  -                  <ul>
  -                    <% resource.errors[:password].each do |msg| %>
  -                        <li><%= msg %></li>
  -                    <% end %>
  -                  </ul>
  -              <% end %>
  -              <%= f.password_field :password, placeholder: '请输入密码（6-20位）', autocomplete: "off", class: 'form-control' %>
  +
  +              <%= f.input :password, placeholder: '请输入密码（6-20位）', autocomplete: "off", class: 'form-control' %>
               </div>
   
               <div class="field form-group">
   
                 <label for="user_password_confirmation" class="control-label">确认密码</label>
  -              <% if resource.errors[:password_confirmation].present? %>
  -                  <ul>
  -                    <% resource.errors[:password_confirmation].each do |msg| %>
  -                        <li><%= msg %></li>
  -                    <% end %>
  -                  </ul>
  -              <% end %>
  -              <%= f.password_field :password_confirmation, placeholder: '请输入确认密码', autocomplete: "off", class: 'form-control' %>
  +              <%= f.input :password_confirmation, placeholder: '请输入确认密码', autocomplete: "off", class: 'form-control' %>
               </div>
   
   
               <div class="field form-group">
                 <% if request.post? %>
  -                  <p>
  +                  <p style="color: darkred">
                       <% unless valid_captcha?(params[:captcha]) %>
                           校验码不正确
                       <% end %>
  
positive.code:         <div class="login-menu col-r">
            <% if user_signed_in? %>
                <%= current_user.nickname %>
                <%= link_to '退出', destroy_user_session_path, method: :delete, :class => '' %>
            <% else %>
                <%= link_to '注册', new_user_registration_path, :class => 'robodou-btn btn-register' %>
                <%= link_to '登录', new_user_session_path, :class => 'robodou-btn btn-login' %>
  
negative.code:       <div class="passport-content">
          <div class="t-14 text-right pull-down-10">没有邮箱？请用<a class="blue" href="/accounts/register">手机</a>注册</div>
          <%= simple_form_for(resource, as: resource_name, url: registration_path(resource_name)) do |f| %>
  
              <div class="field form-group email-notice">
                <label for="user_email" class="control-label">邮箱</label>
  
                <%= f.input :email, placeholder: '请输入邮箱', class: 'form-control register-email' %>
                <!--<span id="require-email" class="require-error " style="right: 8px;bottom: 8px;position: absolute;color: darkred">必填</span>-->
              </div>
              <div class="email-exists hidden"><span id="" class="error" style=""></span><br/><br/></div>
  