{% extends "admin/change_list.html" %}
{% load shop_tags pages_tags i18n adminmedia %}

{% block extrahead %}
{{ block.super }}

<script src="{{ STATIC_URL }}mezzanine/js/jquery-ui-1.8.14.custom.min.js"></script>
<script src="{{ STATIC_URL }}mezzanine/js/admin/page_tree.js"></script>
{% endblock %}

{% block object-tools-items %}
    <li>
        <div id="addlist-primary">
            <select class="addlist">
                <option value="">{% trans "Add" %} ...</option>
                {% models_for_products as product_models %}
                {% for model in product_models %}
                    {% set_model_permissions model %}
                    {% if model.perms.add %}
                        <option value="{{ model.add_url }}">{{ model.name }}</option>
                    {% endif %}
                {% endfor %}
            </select>
        </div>
    </li>
{% endblock %}

Replace "Add Product" button with a select box of Product subclasses.
Replace "Add Product" button with a select box of Product subclasses.
