/*!

* enquire.js v2.1.0 - Awesome Media Queries in JavaScript
* Copyright (c) 2013 Nick Williams - http://wicky.nillia.ms/enquire.js
* License: MIT (http://www.opensource.org/licenses/mit-license.php)
*/

(function(t,i,n){var e=i.matchMedia;“undefined”!=typeof module&&module.exports?module.exports=n(e):“function”==typeof define&&define.amd?define(function(){return i=n(e)}):i=n(e)})(“enquire”,this,function(t){“use strict”;function i(t,i){var n,e=0,s=t.length;for(e;s>e&&(n=i(t,e),n!==!1);e++);}function n(t){return“[object Array]”===Object.prototype.toString.apply(t)}function e(t){return“function”==typeof t}function s(t){this.options=t,!t.deferSetup&&this.setup()}function o(i,n){this.query=i,this.isUnconditional=n,this.handlers=[],this.mql=t(i);var e=this;this.listener=function(t){e.mql=t,e.assess()},this.mql.addListener(this.listener)}function r(){if(!t)throw Error(“matchMedia not present, legacy browsers require a polyfill”);this.queries={},this.browserIsIncapable=!t(“only all”).matches}return s.prototype={setup:function(){this.options.setup&&this.options.setup(),this.initialised=!0},on:function(){!this.initialised&&this.setup(),this.options.match&&this.options.match()},off:function(){this.options.unmatch&&this.options.unmatch()},destroy:function(){this.options.destroy?this.options.destroy():this.off()},equals:function(t){return this.options===t||this.options.match===t}},o.prototype={addHandler:function(t){var i=new s(t);this.handlers.push(i),this.matches()&&i.on()},removeHandler:function(t){var n=this.handlers;i(n,function(i,e){return i.equals(t)?(i.destroy(),!n.splice(e,1)):void 0})},matches:function(){return this.mql.matches||this.isUnconditional},clear:function(){i(this.handlers,function(t){t.destroy()}),this.mql.removeListener(this.listener),this.handlers.length=0},assess:function(){var t=this.matches()?“on”:“off”;i(this.handlers,function(i){i()})}},r.prototype={register:function(t,s,r){var h=this.queries,u=r&&this.browserIsIncapable;return h||(h=new o(t,u)),e(s)&&(s={match:s}),n(s)||(s=),i(s,function(i){h.addHandler(i)}),this},unregister:function(t,i){var n=this.queries;return n&&(i?n.removeHandler(i):(n.clear(),delete this.queries)),this}},new r});