{% assign i = 0 %}{% assign c = site.langsorder.size | divided_by: 2 | plus: 1 %}
{% for lang in site.langsorder %}{% assign mod = i | modulo: c %}{% assign active = ''%}{% if lang == page.lang %}{% assign active = ' class="active"'%}{% endif %}
{% if mod == 0 and i != 0 %}