WebFonts LocalStorage HTML5

fonts.js

<script id="webfont-localstorage-js">!function(){function e(e,t,n){e.addEventListener?e.addEventListener(t,n,!1):e.attachEvent&&e.attachEvent("on"+t,n)}function t(e){return window.localStorage&&localStorage.font_css_cache&&localStorage.font_css_cache_file===e}function n(){if(window.localStorage&&window.XMLHttpRequest)if(t(o))a(localStorage.font_css_cache);else{var n=new XMLHttpRequest;n.open("GET",o,!0),e(n,"load",function(){4===n.readyState&&(a(n.responseText),localStorage.font_css_cache=n.responseText,localStorage.font_css_cache_file=o)}),n.send()}else{var c=document.createElement("link");c.href=o,c.rel="stylesheet",c.type="text/css",document.getElementsByTagName("head")[0].appendChild(c),document.cookie="font_css_cache"}}function a(e){var t=document.createElement("style");t.innerHTML=e,document.getElementsByTagName("head")[0].appendChild(t)}var o="css/fonts.css";window.localStorage&&localStorage.font_css_cache||document.cookie.indexOf("font_css_cache")>-1?n():e(window,"load",n)}();</script>