n class="icon icon-left-open-big"></span>
      <span class="icon icon-right-open-big"></span>
      <span class="icon icon-up-open-big"></span>
      <span class="icon icon-down"></span>
      <span class="icon icon-left"></span>
      <span class="icon icon-right"></span>
      <span class="icon icon-up"></span>
      <span class="icon icon-down-dir"></span>
      <span class="icon icon-left-dir"></span>
      <span class="icon icon-right-dir"></span>
      <span class="icon icon-up-dir"></span>
      <sp