Inkdpixels

<script type="text/javascript">
    /**
     * Load and cache the css string from webfontjson(https://github.com/ahume/webfontjson) in the UA's localStorage.
     * @author Tyll Weiß(https://github.com/Inkdpixels)
     * @param url                   {string}    The URL where the JSONP is located.
     * @param jsonpCallbackName     {string}    The name of the function which will be called by the JSONP.
     * @param useDefaultCallback    {boolean}   Use the default callback provided by this script?
     * @param timestamp             {string}    The timestamp, to clear the users cache - change this string. 
     */
	var loadCachedWebFonts = function(url, timestamp, jsonpCallbackName, useDefaultCallback) {