anchor.diff:        <!---->
   
         <div class="subrow">
  -        <h3><%=t('contest.Physics')%></h3>
  -        <section id="show_items">
  -
  -          <div class="recomended">
  -            <ul class="items">
  -
  -              <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(512) } unless Excursion.find_by_id(512).nil? %>
  -
  -            </ul>
  -          </div>
  -          <div class="badimg">
  -            <img class="bd1" src="assets/competition/bd1.png"/>
  -          </div>
  -        </section>
  -        <section id="show_items">
  -
  -          <div class="recomended">
  -            <ul class="items">
  -
  -              <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(512) } unless Excursion.find_by_id(512).nil? %>
  -
  -            </ul>
  -          </div>
  -          <div class="badimg">
  -            <img class="bd2" src="assets/competition/bd2.png"/>
  -          </div>
  -        </section>
  -      </div>
  -
  -      <!---->
  -
  -      <div class="subrow">
  -        <h3><%=t('contest.Chemistry')%></h3>
  -        <section id="show_items">
  -
  -          <div class="recomended">
  -            <ul class="items">
  -
  -              <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(512) } unless Excursion.find_by_id(512).nil? %>
  -
  -            </ul>
  -          </div>
  -          <div class="badimg">
  -            <img class="bd1" src="assets/competition/bd1.png"/>
  -          </div>
  -        </section>
  -        <section id="show_items">
  -
  -          <div class="recomended">
  -            <ul class="items">
  -
  -              <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(512) } unless Excursion.find_by_id(512).nil? %>
  -
  -            </ul>
  -          </div>
  -          <div class="badimg">
  -            <img class="bd2" src="assets/competition/bd2.png"/>
  -          </div>
  -        </section>
  -      </div>
  -
  -      <!---->
  -
  -      <div class="subrow">
  -        <h3><%=t('contest.Biology')%></h3>
  -        <section id="show_items">
  -
  -          <div class="recomended">
  -            <ul class="items">
  -
  -              <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(512) } unless Excursion.find_by_id(512).nil? %>
  -
  -            </ul>
  -          </div>
  -          <div class="badimg">
  -            <img class="bd1" src="assets/competition/bd1.png"/>
  -          </div>
  -        </section>
  -        <section id="show_items">
  -
  -          <div class="recomended">
  -            <ul class="items">
  -
  -              <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(512) } unless Excursion.find_by_id(512).nil? %>
  -
  -            </ul>
  -          </div>
  -          <div class="badimg">
  -            <img class="bd2" src="assets/competition/bd2.png"/>
  -          </div>
  -        </section>
  -      </div>
  -
  -      <!---->
  -
  -      <div class="subrow">
  -        <h3><%=t('contest.Geography')%></h3>
  -        <section id="show_items">
  -
  -          <div class="recomended">
  -            <ul class="items">
  -
  -              <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(512) } unless Excursion.find_by_id(512).nil? %>
  -
  -            </ul>
  -          </div>
  -          <div class="badimg">
  -            <img class="bd1" src="assets/competition/bd1.png"/>
  -          </div>
  -        </section>
  -        <section id="show_items">
  -
  -          <div class="recomended">
  -            <ul class="items">
  -
  -              <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(512) } unless Excursion.find_by_id(512).nil? %>
  -
  -            </ul>
  -          </div>
  -          <div class="badimg">
  -            <img class="bd2" src="assets/competition/bd2.png"/>
  -          </div>
  -        </section>
  -      </div>
  -
  -      <!---->
  -
  -      <div class="subrow">
  -        <h3><%=t('contest.EnvironmentalStudies')%></h3>
  -        <section id="show_items">
  -
  -          <div class="recomended">
  -            <ul class="items">
  -
  -              <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(512) } unless Excursion.find_by_id(512).nil? %>
  -
  -            </ul>
  -          </div>
  -          <div class="badimg">
  -            <img class="bd1" src="assets/competition/bd1.png"/>
  -          </div>
  -        </section>
  -        <section id="show_items">
  -
  -          <div class="recomended">
  -            <ul class="items">
  -
  -              <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(512) } unless Excursion.find_by_id(512).nil? %>
  -
  -            </ul>
  -          </div>
  -          <div class="badimg">
  -            <img class="bd2" src="assets/competition/bd2.png"/>
  -          </div>
  -        </section>
  -      </div>
  -
  -      <!---->
  -
  -      <div class="subrow">
           <h3><%=t('contest.Engineering')%></h3>
           <section id="show_items">
   
             <div class="recomended">
               <ul class="items">
   
  -              <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(512) } unless Excursion.find_by_id(512).nil? %>
  -
  -            </ul>
  -          </div>
  -          <div class="badimg">
  -            <img class="bd1" src="assets/competition/bd1.png"/>
  -          </div>
  -        </section>
  -        <section id="show_items">
  -
  -          <div class="recomended">
  -            <ul class="items">
  -
  -              <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(512) } unless Excursion.find_by_id(512).nil? %>
  +              <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(592) } unless Excursion.find_by_id(592).nil? %>
  +
  +            </ul>
  +          </div>
  +          <div class="badimg">
  +            <img class="bd1" src="assets/competition/bd1.png"/>
  +          </div>
  +        </section>
  +        <section id="show_items">
  +
  +          <div class="recomended">
  +            <ul class="items">
  +
  +              <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(474) } unless Excursion.find_by_id(474).nil? %>
   
               </ul>
             </div>
  
positive.code:           </div>
            <div class="entities">
              <ul>
                <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(512) } unless Excursion.find_by_id(512).nil? %>
              </ul>
            </div>
  
  
negative.code:         <div class="podiuminside3">
            <div class="entities">
              <ul>
                <%= render :partial => 'excursions/excursion', :locals => { :excursion => Excursion.find(659) } unless Excursion.find_by_id(659).nil? %>
              </ul>
            </div>
            <div class="podiumart">
  