prestashop: delete "our stores" from footer links

• Locate <!-- MODULE Block footer --> in html code
• Then target your changes to file: 

/prestashop/modules/blockcms/
or
/prestashop/themes/theme-name/modules/blockcms/

• Delete or comment unnecessary lines:

{if $display_stores_footer}<!-- <li class="item"><a href="{$link->getPageLink('stores')}" title="{l s='Our stores' mod='blockcms'}">{ls='Our stores' mod='blockcms'}</a></li> -->{/if}

prestashop: add javascript file at the end of the html

open the prestashop/themes/theme-name/footer.tpl and add:
    <!-- added -->
    <script type="text/javascript" src="/js/myfile.js"></script>
    <!-- added  -->
</body>
</html>

create new javascript file in prestashop/js/myfile.js