anchor.diff:  //-   blocks.pagination.params   (Object)     - routing params. See routing rules
   //-                                             in config.
   //-   blocks.pagination.current  (String|Int) - current page position
  -//-   blocks.pagination.max_page (String|Int) - current page position
  +//-   blocks.pagination.max (String|Int) - current page position
   
   
   //- Number of pages before/after current one
  
positive.code:         type='submit') #{self.t('dropdown_button')}
  
  
  //- cast int types for safety (router returns parameters as strings)
  - route    = self.route
  - params   = self.params
  - current  = +self.current
  - max_page = +self.max_page
  
  //- save page
  - _page = params.page
  
negative.code: 
    //- right surrounding pages displayed if current page < (bottom-1)
    - for (var i=1 ; i <= PAGES_INTERVAL; i++) {
    -   if ((max - current) > i )
          - params.page = current + i
          li.pgn__item
            a.pgn__link(href=self.link_to(route, params)) #{current + i}
  