Sonarr/src/UI/Calendar/CalendarFeedViewTemplate.hbs

<div class="modal-content">
    <div class="modal-header">
        <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
        <h3>Sonarr Calendar feed</h3>
    </div>
    <div class="modal-body edit-series-modal">
        <div class="form-horizontal">
            <div class="form-group">
                <label class="col-sm-2 control-label">iCal feed</label>
                <div class="col-sm-1 col-sm-push-9 help-inline">
                    <i class="icon-nd-form-info" title="Copy this url into your clients subscription form or use the subscribe button if your browser support webcal" />
                </div>
                <div class="col-sm-9 col-sm-pull-1">
                    <div class="input-group ical-url">
                        <input type="text" class="form-control x-ical-url" value="{{icalHttpUrl}}" readonly="readonly" />
                        <div class="input-group-btn">
                            <button class="btn btn-icon-only x-ical-copy" title="Copy to clipboard"><i class="icon-copy"></i></button>
                            <button class="btn btn-icon-only no-router" title="Subscribe" href="{{icalWebCalUrl}}" target="_blank" data-container=".modal-body"><i class="icon-calendar-empty"></i></button>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
    <div class="modal-footer">
        <button class="btn" data-dismiss="modal">close</button>
    </div>
</div>