infinite scroll navigation

{block:IndexPage}<div class="column navigation" id="navigation">
{block:Pagination}
{block:PreviousPage}<a href="{PreviousPage}" class="navigate">{/block:PreviousPage}{block:PreviousPage}</a>{/block:PreviousPage}
{block:NextPage}<a href="{NextPage}" class="navigate" id="nextPage">{/block:NextPage}{block:NextPage}</a>{/block:NextPage}{/block:Pagination}
</div>{/block:IndexPage}