- <div class="field checkbox" id='div_id_{{$field.0}}'>
- <input type="checkbox" name='{{$field.0}}' id='id_{{$field.0}}' value="1" {{if $field.2}}checked="checked"{{/if}}>
+ <div class="field checkbox" id="div_id_{{$field.0}}">
+ <input type="hidden" name="{{$field.0}}" value="0">
+ <input type="checkbox" name="{{$field.0}}" id="id_{{$field.0}}" value="1" {{if $field.2}}checked="checked"{{/if}} aria-checked="{{if $field.2}}true{{else}}false{{/if}}" aria-describedby="{{$field.0}}_tip" {{if $field.4}}{{$field.4}}{{/if}}>