anchor.diff:        <%= link_to (raw("<i class='icon-edit'></i> <span class='hidden-tablet hidden-phone'>")) + t('document.actions.edit')+ raw("</span>"), '#document-edit', 'data-toggle' => 'tab' %>
       </li>
       <% end %>
  -    <%if document.class==Video%>
  +    <%if document.class==Video || document.class==Audio%>
         <li class="<%= document_details_tab_class document, :embed %>">
             <%= link_to (raw("<i class='icon-code'></i> <span class='hidden-tablet hidden-phone'>")) + t('excursion.actions.embed')+ raw("</span>"), '#document-embed', 'data-toggle' => 'tab' %>
         </li>
  
positive.code: <%if document.class==Video%>
    <%=javascript_include_tag "jquery.zclip.min" %>
    <script type="text/javascript">
      $(document).ready(function(){
  
negative.code:                 afterCopy: function(){}
                });
  
                $('button#btn_copy_embed2').zclip({
                  path:'/assets/ZeroClipboard.swf',
                  copy:function(){
                    return $('#textarea_for_iframe2').val();
                  },
                  afterCopy: function(){}
                });
  
                $(".shortUrl").mouseup(function(e){
                  // fixes safari/chrome problem
                  e.preventDefault();
                }).focus(function(e){
  