https://github.com/dakk/jquery-multilang a simple and fast multilanguage lib for jQuery.

• Put the attribute tkey in each element you want to translate:

<p tkey="string-key-example"></p>

• Modify the lang json files, having one translated string for each tkey in each language file:

"string-key-example" : "Example string in English"

• Load jquery.js and lang.js at the end of the HTML file:

<script src="http://code.jquery.com/jquery-1.11.0.min.js"></script>
<script src="lang.js"></script>