<li class="week-arrow week-arrow-prev"><a href="{% url 'program_week' year=previous_week_year week=previous_week_no %}"
class="icon-chevron-sign-left" ></a></li>
{% for day in days %}
- <li class=""><button class="{% if day.datetime.weekday == weekday %}active{% endif %}" data-tab="#Program-week-{{ day.datetime|slugify }}">{{ day.datetime|date:"D d" }}</button></li>
+ <li class="weektab-{{forloop.counter}}"><button class="{% if day.datetime.weekday == weekday %}active{% endif %}" data-tab="#Program-week-{{ day.datetime|slugify }}">{{ day.datetime|date:"D d" }}</button></li>
{% endfor %}
<li class="week-arrow week-arrow-next"><a href="{% url 'program_week' year=next_week_year week=next_week_no %}"
class="icon-chevron-sign-right" ></a></li>