def djatoka_square_image_tag(rft_id, params={})
      url = djatoka_square_image_url(rft_id, params)
      image_tag(url, clean_square_image_tag_params(params)) #+ debug(region)
    end
def djatoka_square_image_tag(rft_id, params={})
      url = djatoka_square_image_url(rft_id, params)
      image_tag(url, clean_square_image_tag_params(params)) #+ debug(region)
    end
Returns an image_tag for a square image. The long side is cropped.
 This can be combined with <tt>scale</tt> to determine the dimensions.
 The correct level is attempted to be determined by Djatoka::Common#square_params.
   djatoka_square_image_tag('info:lanl-repo/ds/5aa182c2-c092-4596-af6e-e95d2e263de3',
      {:scale => 250, :class => 'djatoka_image_larger',
      :resolver => 'http://african.lanl.gov/adore-djatoka/resolver' })