{##
 # Form start
 #}
 
<form{% for paramName, paramValue in this.getFormAttributes() %} {{ paramName }}="{{ paramValue }}"{% endfor %}>
<div class="form-params" style="display: none;">
  {% for paramName, paramValue in this.getFormParams() %}
    <input type="hidden" name="{{ paramName }}" value="{{ paramValue }}" />
  {% endfor %}
</div>