shopp category- trying to only show 2 levels

<?php if(shopp('collection.hasproducts','load=prices,images') || shopp('collection.hascategories')): ?>

    <?php shopp('storefront.breadcrumb','separator= | '); ?>

    <h2><?php shopp( 'collection.name' ); ?></h2>
<!-- Go to www.addthis.com/dashboard to customize your tools -->
<div class="addthis_native_toolbox"></div></br>

    <div class="category">
        <section class="navigation controls">
            <div class="alignright">
                <?php shopp( 'storefront.orderby-list', 'dropdown=on' ); ?>
            </div>
        </section>

        <section class="view controls">
            <?php shopp( 'storefront.views', 'label=' . __( 'Views: ', 'Shopp' ) ); ?>
            <?php shopp( 'collection.pagination', 'show=10&before=<div class="alignright">' ); ?>
        </section>
        </div>
    <br class="clear" />
        <?php if(shopp('collection.hascategories')): ?>
        <?php shopp('collection.coverimage','width=500&height=700&zoom=1'); ?>
        <?php shopp('collection.description') ?>
          <ul class="products">
             <li class="row">

<ul>
                <?php while(shopp('collection.subcategories')): ?>
                <!-- display thumbnail and link -->
                <li class='product'>
              <a href='<?php shopp('subcategory.url') ?>'>
            <?php if(shopp('subcategory.has-images','type=thumbnail')) {shopp('subcategory.coverimage');}?>
            <br class="clear" />
            <h3><?php shopp('subcategory.name'); ?></h3>
              </a>

        <?php endwhile; ?>
     </ul>

        <?php else: ?>
      <div class="alignright"><?php shopp('collection.pagination'); ?></div>
    <br class="clear" />
<?php shopp('collection.description') ?>
    <ul class="products">
        <li class="row">

<ul>
        <?php while(shopp('collection.products')): ?>
        <?php if(shopp('collection.row')): ?></ul>

<li class="row">

<ul><?php endif; ?>
            <li class="product">
                <div class="frame">
                <a href="<?php shopp('product.url'); ?>"><?php shopp('product.thumbnail'); ?></a>
                    <div class="details">
                    <h4 class="name"><a href="<?php shopp('product.url'); ?>"><?php shopp('product.name'); ?></a></h4>
                    <p class="price"><?php shopp('product.saleprice','starting=from'); ?> </p>
                    <?php if (shopp('product.has-savings')): ?>
                        <p class="savings">Save <?php shopp('product.savings','show=percent'); ?></p>
                    <?php endif; ?>

                        <div class="listview">
                        <p><?php shopp('product.summary'); ?></p>
                        <form action="<?php shopp('cart','url'); ?>" method="post" class="shopp product">
                        <?php shopp('product.addtocart'); ?>
                        </form>
                        </div>
                    </div>
                    <br class="clear" />

                </div>

        <?php endwhile; ?>
        </ul>

    <br class="clear" />
    <div class="alignright"><?php shopp('collection.pagination'); ?></div>
    <br class="clear" />
     <?php endif; ?>

<?php else : ?>
    <?php if ( ! shopp('storefront.is-landing') ) shopp( 'storefront.breadcrumb' ); ?>
    <p class="notice"><?php _e( 'No products were found.', 'Shopp' ); ?></p>
<?php endif; ?>