Set calculator post url

datacenterlight/templates/datacenterlight/includes/_calculator_form.html

@@ -14,6 +14,7 @@
     </script>
 {% endif %}
 
+{% with url 'datacenterlight:index' as calculator_form_url %}
 <form id="order_form" method="POST" action="{{calculator_form_url}}" data-toggle="validator" role="form">
     {% csrf_token %}
     <input type="hidden" name="pid" value="{{instance.id}}">
@@ -103,3 +104,4 @@
     <input type="hidden" name="pricing_name" value="{% if vm_pricing.name %}{{vm_pricing.name}}{% else %}unknown{% endif%}"></input>
     <input type="submit" class="btn btn-primary disabled" value="{% trans 'Continue' %}"></input>
 </form>
+{% endwith %}