{assign var=category_current_page value={$smarty.get.category_page|default:1}}

<h1>Pagination</h1>

<h2>Categories</h2>

<div style="border: solid 1px; padding: 20px;">

{loop name="cat" type="category" page="{$category_current_page}" limit="2"}
    <h2>#LOOP_COUNT - #TITLE</h2>
        <h3>Products :</h3>

        <div style="border: solid 1px; padding: 20px;">

        {assign var=this_product_getter value="product_`$ID`_page"}

        {assign var=product_current_page value={$smarty.get.$this_product_getter|default:1}}

        <ul>
        {loop name="prod" type="product" category="#ID" page="{$product_current_page}" limit="2"}
            <li>
                #REF
            </li>
        {/loop}
        </ul>

        </div>

        <p>#TITLE page choice</p>
        {pageloop rel="prod"}
            {if ${PAGE} != {$product_current_page}}
                <a href="index_dev.php?view=pagination&category_page={$category_current_page}&{$this_product_getter}=#PAGE">#PAGE</a>
            {else}
                { #PAGE }
            {/if}
            {if {$PAGE} != {$LAST}}
                -
            {/if}
        {/pageloop}

{/loop}

</div>

<p>categories page choice</p>
{pageloop rel="cat"}
{if ${PAGE} != {$category_current_page}}
    <a href="index_dev.php?view=pagination&category_page=#PAGE">#PAGE</a>
{else}
    { #PAGE }
{/if}
{if {$PAGE} != {$LAST}}
    -
{/if}
{/pageloop}