This module only additional functions to "Newsletter Subcribe"
http://www.opencart.com/index.php?route=extension/extension/info&extension_id=3354&filter_search=newsletter&filter_license=0&page=2

1. Just upload catalog folder in root directory
we rewrite only 1 file /catalog/view/theme/default/template/common/home.tpl

2. Open /catalog/view/theme/default/template/common/header.tpl and include link to bootstrap sdn if you dont have it


<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.1.1/js/bootstrap.min.js"></script>

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