jquery.onfontresize.min.js

/** * Copyright (c) 2008 Tom Deater (http://www.tomdeater.com) 
 * Licensed under the MIT License: 
 * http://www.opensource.org/licenses/mit-license.php 
 * Updated by Dirk Ginader: 2013-03-31 
 */ 
jQuery.onFontResize=function(e){return e(document).ready(function(){var t=e("<iframe />").attr("id","frame-onFontResize"+Date.parse(new Date)).css({width:"100em",height:"10px",position:"absolute",borderWidth:0,top:"-5000px",left:"-5000px"}).appendTo("body"),n=/(msie) ([\w.]+)/.exec(navigator.userAgent.toLowerCase())||[],i=n[1]||"";if("msie"===i)t.bind("resize",function(){e.onFontResize.trigger(t[0].offsetWidth/100)});else{var o=t[0].contentWindow||t[0].contentDocument||t[0].document;o=o.document||o,o.open(),o.write('<div id="em" style="width:100em;height:10px;"></div>'),o.write('<script>window.onload = function(){var em = document.getElementById("em");window.onresize = function(){if(parent.jQuery.onFontResize){parent.jQuery.onFontResize.trigger(em.offsetWidth / 100);}}};</script>'),o.close()}}),{trigger:function(t){e(document).trigger("fontresize",[t])}}}(jQuery);