/* Modernizr 2.7.1 (Custom Build) | MIT & BSD * Build: http://modernizr.com/download/#-csstransforms-canvas-canvastext-draganddrop-inlinesvg-svg-svgclippaths-touch-teststyles-testprop-testallprops-hasevent-prefixes-domprefixes-url_data_uri */ ; var Modernizr = (function( window, document, undefined ) { var version = '2.7.1', Modernizr = {}, docElement = document.documentElement, mod = 'modernizr', modElem = document.createElement(mod), mStyle = modElem.style, inputElem , toString = {}.toString, prefixes = ' -webkit- -moz- -o- -ms- '.split(' '), omPrefixes = 'Webkit Moz O ms', cssomPrefixes = omPrefixes.split(' '), domPrefixes = omPrefixes.toLowerCase().split(' '), ns = {'svg': 'http://www.w3.org/2000/svg'}, tests = {}, inputs = {}, attrs = {}, classes = [], slice = classes.slice, featureName, injectElementWithStyles = function( rule, callback, nodes, testnames ) { var style, ret, node, docOverflow, div = document.createElement('div'), body = document.body, fakeBody = body || document.createElement('body'); if ( parseInt(nodes, 10) ) { while ( nodes-- ) { node = document.createElement('div'); node.id = testnames ? testnames[nodes] : mod + (nodes + 1); div.appendChild(node); } } style = ['­','<style id="s', mod, '">', rule, '</style>'].join(''); div.id = mod; (body ? div : fakeBody).innerHTML += style; fakeBody.appendChild(div); if ( !body ) { fakeBody.style.background = ''; fakeBody.style.overflow = 'hidden'; docOverflow = docElement.style.overflow; docElement.style.overflow = 'hidden'; docElement.appendChild(fakeBody); } ret = callback(div, rule); if ( !body ) { fakeBody.parentNode.removeChild(fakeBody); docElement.style.overflow = docOverflow; } else { div.parentNode.removeChild(div); } return !!ret; }, isEventSupported = (function() { var TAGNAMES = { 'select': 'input', 'change': 'input', 'submit': 'form', 'reset': 'form', 'error': 'img', 'load': 'img', 'abort': 'img' }; function isEventSupported( eventName, element ) { element = element || document.createElement(TAGNAMES[eventName] || 'div'); eventName = 'on' + eventName; var isSupported = eventName in element; if ( !isSupported ) { if ( !element.setAttribute ) { element = document.createElement('div'); } if ( element.setAttribute && element.removeAttribute ) { element.setAttribute(eventName, ''); isSupported = is(element[eventName], 'function'); if ( !is(element[eventName], 'undefined') ) { element[eventName] = undefined; } element.removeAttribute(eventName); } } element = null; return isSupported; } return isEventSupported; })(), _hasOwnProperty = ({}).hasOwnProperty, hasOwnProp; if ( !is(_hasOwnProperty, 'undefined') && !is(_hasOwnProperty.call, 'undefined') ) { hasOwnProp = function (object, property) { return _hasOwnProperty.call(object, property); }; } else { hasOwnProp = function (object, property) { return ((property in object) && is(object.constructor.prototype[property], 'undefined')); }; } if (!Function.prototype.bind) { Function.prototype.bind = function bind(that) { var target = this; if (typeof target != "function") { throw new TypeError(); } var args = slice.call(arguments, 1), bound = function () { if (this instanceof bound) { var F = function(){}; F.prototype = target.prototype; var self = new F(); var result = target.apply( self, args.concat(slice.call(arguments)) ); if (Object(result) === result) { return result; } return self; } else { return target.apply( that, args.concat(slice.call(arguments)) ); } }; return bound; }; } function setCss( str ) { mStyle.cssText = str; } function setCssAll( str1, str2 ) { return setCss(prefixes.join(str1 + ';') + ( str2 || '' )); } function is( obj, type ) { return typeof obj === type; } function contains( str, substr ) { return !!~('' + str).indexOf(substr); } function testProps( props, prefixed ) { for ( var i in props ) { var prop = props[i]; if ( !contains(prop, "-") && mStyle[prop] !== undefined ) { return prefixed == 'pfx' ? prop : true; } } return false; } function testDOMProps( props, obj, elem ) { for ( var i in props ) { var item = obj[props[i]]; if ( item !== undefined) { if (elem === false) return props[i]; if (is(item, 'function')){ return item.bind(elem || obj); } return item; } } return false; } function testPropsAll( prop, prefixed, elem ) { var ucProp = prop.charAt(0).toUpperCase() + prop.slice(1), props = (prop + ' ' + cssomPrefixes.join(ucProp + ' ') + ucProp).split(' '); if(is(prefixed, "string") || is(prefixed, "undefined")) { return testProps(props, prefixed); } else { props = (prop + ' ' + (domPrefixes).join(ucProp + ' ') + ucProp).split(' '); return testDOMProps(props, prefixed, elem); } } tests['canvas'] = function() { var elem = document.createElement('canvas'); return !!(elem.getContext && elem.getContext('2d')); }; tests['canvastext'] = function() { return !!(Modernizr['canvas'] && is(document.createElement('canvas').getContext('2d').fillText, 'function')); }; tests['touch'] = function() { var bool; if(('ontouchstart' in window) || window.DocumentTouch && document instanceof DocumentTouch) { bool = true; } else { injectElementWithStyles(['@media (',prefixes.join('touch-enabled),('),mod,')','{#modernizr{top:9px;position:absolute}}'].join(''), function( node ) { bool = node.offsetTop === 9; }); } return bool; }; tests['draganddrop'] = function() { var div = document.createElement('div'); return ('draggable' in div) || ('ondragstart' in div && 'ondrop' in div); }; tests['csstransforms'] = function() { return !!testPropsAll('transform'); }; tests['svg'] = function() { return !!document.createElementNS && !!document.createElementNS(ns.svg, 'svg').createSVGRect; }; tests['inlinesvg'] = function() { var div = document.createElement('div'); div.innerHTML = '<svg/>'; return (div.firstChild && div.firstChild.namespaceURI) == ns.svg; }; tests['svgclippaths'] = function() { return !!document.createElementNS && /SVGClipPath/.test(toString.call(document.createElementNS(ns.svg, 'clipPath'))); }; for ( var feature in tests ) { if ( hasOwnProp(tests, feature) ) { featureName = feature.toLowerCase(); Modernizr[featureName] = tests[feature](); classes.push((Modernizr[featureName] ? '' : 'no-') + featureName); } } Modernizr.addTest = function ( feature, test ) { if ( typeof feature == 'object' ) { for ( var key in feature ) { if ( hasOwnProp( feature, key ) ) { Modernizr.addTest( key, feature[ key ] ); } } } else { feature = feature.toLowerCase(); if ( Modernizr[feature] !== undefined ) { return Modernizr; } test = typeof test == 'function' ? test() : test; if (typeof enableClasses !== "undefined" && enableClasses) { docElement.className += ' ' + (test ? '' : 'no-') + feature; } Modernizr[feature] = test; } return Modernizr; }; setCss(''); modElem = inputElem = null; Modernizr._version = version; Modernizr._prefixes = prefixes; Modernizr._domPrefixes = domPrefixes; Modernizr._cssomPrefixes = cssomPrefixes; Modernizr.hasEvent = isEventSupported; Modernizr.testProp = function(prop){ return testProps([prop]); }; Modernizr.testAllProps = testPropsAll; Modernizr.testStyles = injectElementWithStyles; return Modernizr; })(window, window.document); // data uri test. // https://github.com/Modernizr/Modernizr/issues/14 // This test is asynchronous. Watch out. // in IE7 in HTTPS this can cause a Mixed Content security popup. // github.com/Modernizr/Modernizr/issues/362 // To avoid that you can create a new iframe and inject this.. perhaps.. (function(){ var datauri = new Image(); datauri.onerror = function() { Modernizr.addTest('datauri', function () { return false; }); }; datauri.onload = function() { Modernizr.addTest('datauri', function () { return (datauri.width == 1 && datauri.height == 1); }); }; datauri.src = "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw=="; })(); ;