Sonarr/UI/Form/CheckboxTemplate.html

<div class="control-group">
    <label class="control-label">{{label}}</label>

    <div class="controls">
        <label class="checkbox toggle well">
            <input type="checkbox" name="fields.{{order}}.value"/>
            <p>
                <span>On</span>
                <span>Off</span>
            </p>

            <div class="btn btn-primary slide-button"></div>
        </label>

        {{#if helpext}}
            <span class="help-inline-checkbox">
                <i class="icon-question-sign" title="{{helpText}}"></i>
            </span>
        {{/if}}
    </div>
</div>