{% load thumbnail %} {% spaceless %} <a href="{{ sponsor.external_url }}"> {% if dimensions %} <img id="sponsor_{{ sponsor.pk }}" src="{% thumbnail sponsor.logo dimensions %}" alt="{{ sponsor.name }}" /> {% else %} <img id="sponsor_{{ sponsor.pk }}" src="{% thumbnail sponsor.logo '150x150' %}" alt="{{ sponsor.name }}" /> {% endif %} </a> {% endspaceless %}