var kitutils = {
	debug: false,

	init: function () {
		if (typeof $('body').data('debug') === 'boolean' && $('body').data('debug') === true) {
			this.debug = true;
		}
		this.episerveriframecheck();
	},

	isandroid: function () {
		if (navigator.useragent.tolowercase().indexof('android') > -1) {
			return true;
		} else {
			return false;
		}
	},

	ismac: function () {
		if (navigator.platform.tolowercase().indexof('mac') > -1) {
			return true;
		} else {
			return false;
		}

	},

	iswindows: function () {
		if (navigator.platform.tolowercase().indexof('win') > -1) {
			return true;
		} else {
			return false;
		}
	},

	islinux: function () {
		if (navigator.platform.tolowercase().indexof('linux') > -1) {
			return true;
		} else {
			return false;
		}
	},

	isios: function () {
		if ((navigator.useragent.match(/iphone/i)) || (navigator.useragent.match(/ipad/i)) || (navigator.useragent.match(/ipod/i))) {
			return true;
		} else {
			return false;
		}
	},

	isblackberry: function () {
		if (navigator.useragent.match(/blackberry/i)) {
			return true;
		} else {
			return false;
		}
	},

	isiemobile: function () {
		if (navigator.useragent.match(/iemobile/i)) {
			return true;
		} else {
			return false;
		}
	},

	isoperamini: function () {
		if (navigator.useragent.match(/opera mini/i)) {
			return true;
		} else {
			return false;
		}
	},

	ismobilebrowser: function () {
		if (/android|webos|iphone|ipad|ipod|blackberry|iemobile|opera mini/i.test(navigator.useragent)) {
			return true;
		} else {
			return false;
		}
	},

	// detects the os and adds a class with current operating system to the html element
	detectos: function () {
		if (kitutils.ismac()) {
			document.documentelement.classname += ' macos';
		} else if (kitutils.iswindows()) {
			document.documentelement.classname += ' windows';
		} else if (kitutils.islinux()) {
			document.documentelement.classname += ' linux';
		}
	},

	detectbrowservendor: function() {
		if (kitutils.isfirefox()) {
			document.documentelement.classname += ' firefox';
		} else if (kitutils.isgooglechrome()) {
			document.documentelement.classname += ' chrome';
		} else if(kitutils.issafari()) {
			document.documentelement.classname += ' safari';
		} else if (kitutils.isinternetexplorer()) {
			document.documentelement.classname += ' ie';
		}
	},

	// detects the ie version and adds a class with browser version to the html element
	detectieversion: function () {
		if (kitutils.isie6()) {
			document.documentelement.classname += ' ie6';
		} else if (kitutils.isie7()) {
			document.documentelement.classname += ' ie7';
		} else if (kitutils.isie8()) {
			document.documentelement.classname += ' ie8';
		} else if (kitutils.isie9()) {
			document.documentelement.classname += ' ie9';
		} else if (kitutils.isie10()) {
			document.documentelement.classname += ' ie10';
		}
	},

	isinternetexplorer: function() {
		if ((navigator.appversion.indexof('msie') != -1) || kitutils.isie10() || kitutils.isie6()) {
			return true;
		} else {
			return false;
		}
	},

	isfirefox: function() {
		// firefox/mac: mozilla/5.0 (macintosh; intel mac os x 10.10; rv:33.0) gecko/20100101 firefox/33.0
		if (navigator.useragent.match(/firefox/i)) {
			return true;
		} else {
			return false;
		}
	},

	isgooglechrome: function() {
		// chrome/mac: mozilla/5.0 (macintosh; intel mac os x 10_10_2) applewebkit/537.36 (khtml, like gecko) chrome/40.0.2214.94 safari/537.36
		if (navigator.useragent.match(/chrome/i)) {
			return true;
		} else {
			return false;
		}
	},

	issafari: function() {
		// safari/mac: mozilla/5.0 (macintosh; intel mac os x 10_10_2) applewebkit/600.3.18 (khtml, like gecko) version/8.0.3 safari/600.3.18
		if (navigator.useragent.match(/safari/i) && !navigator.useragent.match(/chrome/i)) {
			return true;
		} else {
			return false;
		}
	},

	isie6: function() {
		if (/\bmsie 6/.test(navigator.useragent) && !window.opera) {
			return true;
		} else {
			return false;
		}
	},

	isie7: function() {
		if (navigator.appversion.indexof('msie 7.') != -1) {
			return true;
		} else {
			return false;
		}
	},

	isie8: function() {
		if (navigator.appversion.indexof('msie 8.') != -1) {
			return true;
		} else {
			return false;
		}
	},

	isie9: function() {
		if (navigator.appversion.indexof('msie 9.') != -1) {
			return true;
		} else {
			return false;
		}
	},

	isie10: function() {
		if ( /*@cc_on!@*/ false && document.documentmode === 10) {
			return true;
		} else {
			return false;
		}
	},

	isie11: function() {
		if (!!navigator.useragent.match(/trident.*rv[ :]*11\./)) {
			return true;
		} else {
			return false;
		}
	},

	// add class to body tag if page is in episerver edit mode
	episerveriframecheck: function () {
		var isiniframe = (window.location !== window.parent.location) ? true : false;
		if (isiniframe) {
			$('body').addclass('episerver');
		}
	},

	// adds class .last-child on all elements with :last-child. a fix for ie8
	lastchildfix: function () {
		if (/msie [1-8]{1}[^0-9]/.test(navigator.useragent.tolowercase())) {
			$('*:last-child').addclass('last-child');
		}
	},

	log: function (message, data, type) {

		// change log type if provided, else default to log
		type = typeof type !== 'undefined' ? type : 'log';

		// check if debug is enabled
		if (this.debug) {

			// check for console
			if (window.console) {

				// check for provided data
				if(typeof data !== 'undefined' || data !== null || data.length > 0) {
					console[type](message, data);
				} else {
					console[type](message, data);
				}
			}
		}
	}
};