Cleaned version of the svgcheckbx.js file used in this demo http://tympanus.net/Development/AnimatedCheckboxes/

svgcheckbx_cleaned.js

;(function(document, window, undefined) {
  // wrap always your modules to avoid the namespace pollution
	// use always the strict statement
	'use strict';
	// you do not need to wrap all your code in an if statement...
	if (!document.createElement('svg').getAttributeNS) return;
	// shortcut to select any DOM element
	var $ = document.querySelectorAll.bind(document),
		// create an array with all the inputs to uste
		// BTW I am sure that this solution is neither correct but it comes from the original code logic
		selectsArr = [{
			inputs: $('form.ac-cross input[type="checkbox"]'),
			type: 'cross'
		}, {
			inputs: $('form.ac-fill input[type="radio"]'),
			type: 'fill'
		}, {
			inputs: $('form.ac-checkmark input[type="checkbox"]'),
			type: 'checkmark'
		}, {
			inputs: $('form.ac-circle input[type="radio"]'),
			type: 'circle'
		}, {
			inputs: $('form.ac-boxfill input[type="checkbox"]'),
			type: 'boxfill'
		}, {
			inputs: $('form.ac-swirl input[type="radio"]'),
			type: 'swirl'
		}, {
			inputs: $('form.ac-diagonal input[type="checkbox"]'),
			type: 'diagonal'
		}, {
			inputs: $('form.ac-list input[type="checkbox"]'),
			type: 'list',
			svgDef: {
				viewBox: '0 0 300 100',
				preserveAspectRatio: 'none'
			}
		}],
		pathDefs = {
			cross: ['M 10 10 L 90 90', 'M 90 10 L 10 90'],
			fill: ['M15.833,24.334c2.179-0.443,4.766-3.995,6.545-5.359 c1.76-1.35,4.144-3.732,6.256-4.339c-3.983,3.844-6.504,9.556-10.047,13.827c-2.325,2.802-5.387,6.153-6.068,9.866 c2.081-0.474,4.484-2.502,6.425-3.488c5.708-2.897,11.316-6.804,16.608-10.418c4.812-3.287,11.13-7.53,13.935-12.905 c-0.759,3.059-3.364,6.421-4.943,9.203c-2.728,4.806-6.064,8.417-9.781,12.446c-6.895,7.477-15.107,14.109-20.779,22.608 c3.515-0.784,7.103-2.996,10.263-4.628c6.455-3.335,12.235-8.381,17.684-13.15c5.495-4.81,10.848-9.68,15.866-14.988 c1.905-2.016,4.178-4.42,5.556-6.838c0.051,1.256-0.604,2.542-1.03,3.672c-1.424,3.767-3.011,7.432-4.723,11.076 c-2.772,5.904-6.312,11.342-9.921,16.763c-3.167,4.757-7.082,8.94-10.854,13.205c-2.456,2.777-4.876,5.977-7.627,8.448 c9.341-7.52,18.965-14.629,27.924-22.656c4.995-4.474,9.557-9.075,13.586-14.446c1.443-1.924,2.427-4.939,3.74-6.56 c-0.446,3.322-2.183,6.878-3.312,10.032c-2.261,6.309-5.352,12.53-8.418,18.482c-3.46,6.719-8.134,12.698-11.954,19.203 c-0.725,1.234-1.833,2.451-2.265,3.77c2.347-0.48,4.812-3.199,7.028-4.286c4.144-2.033,7.787-4.938,11.184-8.072 c3.142-2.9,5.344-6.758,7.925-10.141c1.483-1.944,3.306-4.056,4.341-6.283c0.041,1.102-0.507,2.345-0.876,3.388 c-1.456,4.114-3.369,8.184-5.059,12.212c-1.503,3.583-3.421,7.001-5.277,10.411c-0.967,1.775-2.471,3.528-3.287,5.298 c2.49-1.163,5.229-3.906,7.212-5.828c2.094-2.028,5.027-4.716,6.33-7.335c-0.256,1.47-2.07,3.577-3.02,4.809'],
			checkmark: ['M16.667,62.167c3.109,5.55,7.217,10.591,10.926,15.75 c2.614,3.636,5.149,7.519,8.161,10.853c-0.046-0.051,1.959,2.414,2.692,2.343c0.895-0.088,6.958-8.511,6.014-7.3 c5.997-7.695,11.68-15.463,16.931-23.696c6.393-10.025,12.235-20.373,18.104-30.707C82.004,24.988,84.802,20.601,87,16'],
			circle: ['M34.745,7.183C25.078,12.703,13.516,26.359,8.797,37.13 c-13.652,31.134,9.219,54.785,34.77,55.99c15.826,0.742,31.804-2.607,42.207-17.52c6.641-9.52,12.918-27.789,7.396-39.713 C85.873,20.155,69.828-5.347,41.802,13.379'],
			boxfill: ['M6.987,4.774c15.308,2.213,30.731,1.398,46.101,1.398 c9.74,0,19.484,0.084,29.225,0.001c2.152-0.018,4.358-0.626,6.229,1.201c-5.443,1.284-10.857,2.58-16.398,2.524 c-9.586-0.096-18.983,2.331-28.597,2.326c-7.43-0.003-14.988-0.423-22.364,1.041c-4.099,0.811-7.216,3.958-10.759,6.81 c8.981-0.104,17.952,1.972,26.97,1.94c8.365-0.029,16.557-1.168,24.872-1.847c2.436-0.2,24.209-4.854,24.632,2.223 c-14.265,5.396-29.483,0.959-43.871,0.525c-12.163-0.368-24.866,2.739-36.677,6.863c14.93,4.236,30.265,2.061,45.365,2.425 c7.82,0.187,15.486,1.928,23.337,1.903c2.602-0.008,6.644-0.984,9,0.468c-2.584,1.794-8.164,0.984-10.809,1.165 c-13.329,0.899-26.632,2.315-39.939,3.953c-6.761,0.834-13.413,0.95-20.204,0.938c-1.429-0.001-2.938-0.155-4.142,0.436 c5.065,4.68,15.128,2.853,20.742,2.904c11.342,0.104,22.689-0.081,34.035-0.081c9.067,0,20.104-2.412,29.014,0.643 c-4.061,4.239-12.383,3.389-17.056,4.292c-11.054,2.132-21.575,5.041-32.725,5.289c-5.591,0.124-11.278,1.001-16.824,2.088 c-4.515,0.885-9.461,0.823-13.881,2.301c2.302,3.186,7.315,2.59,10.13,2.694c15.753,0.588,31.413-0.231,47.097-2.172 c7.904-0.979,15.06,1.748,22.549,4.877c-12.278,4.992-25.996,4.737-38.58,5.989c-8.467,0.839-16.773,1.041-25.267,0.984 c-4.727-0.031-10.214-0.851-14.782,1.551c12.157,4.923,26.295,2.283,38.739,2.182c7.176-0.06,14.323,1.151,21.326,3.07 c-2.391,2.98-7.512,3.388-10.368,4.143c-8.208,2.165-16.487,3.686-24.71,5.709c-6.854,1.685-13.604,3.616-20.507,4.714 c-1.707,0.273-3.337,0.483-4.923,1.366c2.023,0.749,3.73,0.558,5.95,0.597c9.749,0.165,19.555,0.31,29.304-0.027 c15.334-0.528,30.422-4.721,45.782-4.653'],
			swirl: ['M49.346,46.341c-3.79-2.005,3.698-10.294,7.984-8.89 c8.713,2.852,4.352,20.922-4.901,20.269c-4.684-0.33-12.616-7.405-14.38-11.818c-2.375-5.938,7.208-11.688,11.624-13.837 c9.078-4.42,18.403-3.503,22.784,6.651c4.049,9.378,6.206,28.09-1.462,36.276c-7.091,7.567-24.673,2.277-32.357-1.079 c-11.474-5.01-24.54-19.124-21.738-32.758c3.958-19.263,28.856-28.248,46.044-23.244c20.693,6.025,22.012,36.268,16.246,52.826 c-5.267,15.118-17.03,26.26-33.603,21.938c-11.054-2.883-20.984-10.949-28.809-18.908C9.236,66.096,2.704,57.597,6.01,46.371 c3.059-10.385,12.719-20.155,20.892-26.604C40.809,8.788,58.615,1.851,75.058,12.031c9.289,5.749,16.787,16.361,18.284,27.262 c0.643,4.698,0.646,10.775-3.811,13.746'],
			diagonal: ['M16.053,91.059c0.435,0,0.739-0.256,0.914-0.768 c3.101-2.85,5.914-6.734,8.655-9.865C41.371,62.438,56.817,44.11,70.826,24.721c3.729-5.16,6.914-10.603,10.475-15.835 c0.389-0.572,0.785-1.131,1.377-1.521'],
			list: ['M1.986,8.91c41.704,4.081,83.952,5.822,125.737,2.867 c17.086-1.208,34.157-0.601,51.257-0.778c21.354-0.223,42.706-1.024,64.056-1.33c18.188-0.261,36.436,0.571,54.609,0.571', 'M3.954,25.923c9.888,0.045,19.725-0.905,29.602-1.432 c16.87-0.897,33.825-0.171,50.658-2.273c14.924-1.866,29.906-1.407,44.874-1.936c19.9-0.705,39.692-0.887,59.586,0.45 c35.896,2.407,71.665-1.062,107.539-1.188']
		},
		animDefs = {
			cross: {
				speed: .2,
				easing: 'ease-in-out'
			},
			fill: {
				speed: .8,
				easing: 'ease-in-out'
			},
			checkmark: {
				speed: .2,
				easing: 'ease-in-out'
			},
			circle: {
				speed: .2,
				easing: 'ease-in-out'
			},
			boxfill: {
				speed: .8,
				easing: 'ease-in'
			},
			swirl: {
				speed: .8,
				easing: 'ease-in'
			},
			diagonal: {
				speed: .2,
				easing: 'ease-in-out'
			},
			list: {
				speed: .3,
				easing: 'ease-in-out'
			}
		};

	// ... a for each loop is smarter... isn't it?
	selectsArr.forEach(function(obj,i) {
		[].forEach.call(obj.inputs,function(el){
			if (el.getAttribute('type') === 'radio')
				controlRadiobox(el,obj.type);
			else
				controlCheckbox(el, obj.type, obj.svgDef);
		})
	});

	function controlRadiobox( el, type ) {
		var svg = createSVGEl();
		el.parentNode.appendChild( svg );
		el.addEventListener( 'change', function() {
			resetRadio( el );
			draw( el, type );
		} );
	}

	function createSVGEl(def) {
		var svg = document.createElementNS("http://www.w3.org/2000/svg", "svg");
		if (def) {
			svg.setAttributeNS(null, 'viewBox', def.viewBox);
			svg.setAttributeNS(null, 'preserveAspectRatio', def.preserveAspectRatio);
		} else
			svg.setAttributeNS(null, 'viewBox', '0 0 100 100');
		svg.setAttribute('xmlns', 'http://www.w3.org/2000/svg');
		return svg;
	}

	function controlCheckbox(el, type, svgDef) {
		var svg = createSVGEl(svgDef);
		el.parentNode.appendChild(svg);

		el.addEventListener('change', function() {
			if (el.checked) {
				draw(el, type);
			} else {
				reset(el);
			}
		});
	}


	function draw(el, type) {

		var paths = [],
			// you do not need a switch here! this is enough
			pathDef = pathDefs[type],
			animDef = animDefs[type],
			svg = el.parentNode.querySelector('svg');

		paths.push(document.createElementNS('http://www.w3.org/2000/svg', 'path'));

		if (type === 'cross' || type === 'list') {
			paths.push(document.createElementNS('http://www.w3.org/2000/svg', 'path'));
		}

		for (var i = 0, len = paths.length; i < len; ++i) {
			var path = paths[i];
			svg.appendChild(path);

			path.setAttributeNS(null, 'd', pathDef[i]);

			var length = path.getTotalLength();
			// Clear any previous transition
			//path.style.transition = path.style.WebkitTransition = path.style.MozTransition = 'none';
			// Set up the starting positions
			path.style.strokeDasharray = length + ' ' + length;
			if (i === 0) {
				path.style.strokeDashoffset = Math.floor(length) - 1;
			} else path.style.strokeDashoffset = length;
			// Trigger a layout so styles are calculated & the browser
			// picks up the starting position before animating
			path.getBoundingClientRect();
			// Define our transition
			path.style.transition = path.style.WebkitTransition = path.style.MozTransition = 'stroke-dashoffset ' + animDef.speed + 's ' + animDef.easing + ' ' + i * animDef.speed + 's';
			// Go!
			path.style.strokeDashoffset = '0';
		}
	}

	function reset(el) {
		[].slice.call(el.parentNode.querySelectorAll('svg > path')).forEach(function(el) {
			el.parentNode.removeChild(el);
		});
	}

	function resetRadio(el) {
		[].slice.call($('input[type="radio"][name="' + el.getAttribute('name') + '"]')).forEach(function(el) {
			var path = el.parentNode.querySelector('svg > path');
			if (path) {
				path.parentNode.removeChild(path);
			}
		});
	}

}(document, window))

svgcheckbx_original.js

if( document.createElement('svg').getAttributeNS ) {

	var checkbxsCross = Array.prototype.slice.call( document.querySelectorAll( 'form.ac-cross input[type="checkbox"]' ) ),
		radiobxsFill = Array.prototype.slice.call( document.querySelectorAll( 'form.ac-fill input[type="radio"]' ) ),
		checkbxsCheckmark = Array.prototype.slice.call( document.querySelectorAll( 'form.ac-checkmark input[type="checkbox"]' ) ),
		radiobxsCircle = Array.prototype.slice.call( document.querySelectorAll( 'form.ac-circle input[type="radio"]' ) ),
		checkbxsBoxfill = Array.prototype.slice.call( document.querySelectorAll( 'form.ac-boxfill input[type="checkbox"]' ) ),
		radiobxsSwirl = Array.prototype.slice.call( document.querySelectorAll( 'form.ac-swirl input[type="radio"]' ) ),
		checkbxsDiagonal = Array.prototype.slice.call( document.querySelectorAll( 'form.ac-diagonal input[type="checkbox"]' ) ),
		checkbxsList = Array.prototype.slice.call( document.querySelectorAll( 'form.ac-list input[type="checkbox"]' ) ),
		pathDefs = {
			cross : ['M 10 10 L 90 90','M 90 10 L 10 90'],
			fill : ['M15.833,24.334c2.179-0.443,4.766-3.995,6.545-5.359 c1.76-1.35,4.144-3.732,6.256-4.339c-3.983,3.844-6.504,9.556-10.047,13.827c-2.325,2.802-5.387,6.153-6.068,9.866 c2.081-0.474,4.484-2.502,6.425-3.488c5.708-2.897,11.316-6.804,16.608-10.418c4.812-3.287,11.13-7.53,13.935-12.905 c-0.759,3.059-3.364,6.421-4.943,9.203c-2.728,4.806-6.064,8.417-9.781,12.446c-6.895,7.477-15.107,14.109-20.779,22.608 c3.515-0.784,7.103-2.996,10.263-4.628c6.455-3.335,12.235-8.381,17.684-13.15c5.495-4.81,10.848-9.68,15.866-14.988 c1.905-2.016,4.178-4.42,5.556-6.838c0.051,1.256-0.604,2.542-1.03,3.672c-1.424,3.767-3.011,7.432-4.723,11.076 c-2.772,5.904-6.312,11.342-9.921,16.763c-3.167,4.757-7.082,8.94-10.854,13.205c-2.456,2.777-4.876,5.977-7.627,8.448 c9.341-7.52,18.965-14.629,27.924-22.656c4.995-4.474,9.557-9.075,13.586-14.446c1.443-1.924,2.427-4.939,3.74-6.56 c-0.446,3.322-2.183,6.878-3.312,10.032c-2.261,6.309-5.352,12.53-8.418,18.482c-3.46,6.719-8.134,12.698-11.954,19.203 c-0.725,1.234-1.833,2.451-2.265,3.77c2.347-0.48,4.812-3.199,7.028-4.286c4.144-2.033,7.787-4.938,11.184-8.072 c3.142-2.9,5.344-6.758,7.925-10.141c1.483-1.944,3.306-4.056,4.341-6.283c0.041,1.102-0.507,2.345-0.876,3.388 c-1.456,4.114-3.369,8.184-5.059,12.212c-1.503,3.583-3.421,7.001-5.277,10.411c-0.967,1.775-2.471,3.528-3.287,5.298 c2.49-1.163,5.229-3.906,7.212-5.828c2.094-2.028,5.027-4.716,6.33-7.335c-0.256,1.47-2.07,3.577-3.02,4.809'],
			checkmark : ['M16.667,62.167c3.109,5.55,7.217,10.591,10.926,15.75 c2.614,3.636,5.149,7.519,8.161,10.853c-0.046-0.051,1.959,2.414,2.692,2.343c0.895-0.088,6.958-8.511,6.014-7.3 c5.997-7.695,11.68-15.463,16.931-23.696c6.393-10.025,12.235-20.373,18.104-30.707C82.004,24.988,84.802,20.601,87,16'],
			circle : ['M34.745,7.183C25.078,12.703,13.516,26.359,8.797,37.13 c-13.652,31.134,9.219,54.785,34.77,55.99c15.826,0.742,31.804-2.607,42.207-17.52c6.641-9.52,12.918-27.789,7.396-39.713 C85.873,20.155,69.828-5.347,41.802,13.379'],
			boxfill : ['M6.987,4.774c15.308,2.213,30.731,1.398,46.101,1.398 c9.74,0,19.484,0.084,29.225,0.001c2.152-0.018,4.358-0.626,6.229,1.201c-5.443,1.284-10.857,2.58-16.398,2.524 c-9.586-0.096-18.983,2.331-28.597,2.326c-7.43-0.003-14.988-0.423-22.364,1.041c-4.099,0.811-7.216,3.958-10.759,6.81 c8.981-0.104,17.952,1.972,26.97,1.94c8.365-0.029,16.557-1.168,24.872-1.847c2.436-0.2,24.209-4.854,24.632,2.223 c-14.265,5.396-29.483,0.959-43.871,0.525c-12.163-0.368-24.866,2.739-36.677,6.863c14.93,4.236,30.265,2.061,45.365,2.425 c7.82,0.187,15.486,1.928,23.337,1.903c2.602-0.008,6.644-0.984,9,0.468c-2.584,1.794-8.164,0.984-10.809,1.165 c-13.329,0.899-26.632,2.315-39.939,3.953c-6.761,0.834-13.413,0.95-20.204,0.938c-1.429-0.001-2.938-0.155-4.142,0.436 c5.065,4.68,15.128,2.853,20.742,2.904c11.342,0.104,22.689-0.081,34.035-0.081c9.067,0,20.104-2.412,29.014,0.643 c-4.061,4.239-12.383,3.389-17.056,4.292c-11.054,2.132-21.575,5.041-32.725,5.289c-5.591,0.124-11.278,1.001-16.824,2.088 c-4.515,0.885-9.461,0.823-13.881,2.301c2.302,3.186,7.315,2.59,10.13,2.694c15.753,0.588,31.413-0.231,47.097-2.172 c7.904-0.979,15.06,1.748,22.549,4.877c-12.278,4.992-25.996,4.737-38.58,5.989c-8.467,0.839-16.773,1.041-25.267,0.984 c-4.727-0.031-10.214-0.851-14.782,1.551c12.157,4.923,26.295,2.283,38.739,2.182c7.176-0.06,14.323,1.151,21.326,3.07 c-2.391,2.98-7.512,3.388-10.368,4.143c-8.208,2.165-16.487,3.686-24.71,5.709c-6.854,1.685-13.604,3.616-20.507,4.714 c-1.707,0.273-3.337,0.483-4.923,1.366c2.023,0.749,3.73,0.558,5.95,0.597c9.749,0.165,19.555,0.31,29.304-0.027 c15.334-0.528,30.422-4.721,45.782-4.653'],
			swirl : ['M49.346,46.341c-3.79-2.005,3.698-10.294,7.984-8.89 c8.713,2.852,4.352,20.922-4.901,20.269c-4.684-0.33-12.616-7.405-14.38-11.818c-2.375-5.938,7.208-11.688,11.624-13.837 c9.078-4.42,18.403-3.503,22.784,6.651c4.049,9.378,6.206,28.09-1.462,36.276c-7.091,7.567-24.673,2.277-32.357-1.079 c-11.474-5.01-24.54-19.124-21.738-32.758c3.958-19.263,28.856-28.248,46.044-23.244c20.693,6.025,22.012,36.268,16.246,52.826 c-5.267,15.118-17.03,26.26-33.603,21.938c-11.054-2.883-20.984-10.949-28.809-18.908C9.236,66.096,2.704,57.597,6.01,46.371 c3.059-10.385,12.719-20.155,20.892-26.604C40.809,8.788,58.615,1.851,75.058,12.031c9.289,5.749,16.787,16.361,18.284,27.262 c0.643,4.698,0.646,10.775-3.811,13.746'],
			diagonal : ['M16.053,91.059c0.435,0,0.739-0.256,0.914-0.768 c3.101-2.85,5.914-6.734,8.655-9.865C41.371,62.438,56.817,44.11,70.826,24.721c3.729-5.16,6.914-10.603,10.475-15.835 c0.389-0.572,0.785-1.131,1.377-1.521'],
			list : ['M1.986,8.91c41.704,4.081,83.952,5.822,125.737,2.867 c17.086-1.208,34.157-0.601,51.257-0.778c21.354-0.223,42.706-1.024,64.056-1.33c18.188-0.261,36.436,0.571,54.609,0.571','M3.954,25.923c9.888,0.045,19.725-0.905,29.602-1.432 c16.87-0.897,33.825-0.171,50.658-2.273c14.924-1.866,29.906-1.407,44.874-1.936c19.9-0.705,39.692-0.887,59.586,0.45 c35.896,2.407,71.665-1.062,107.539-1.188']
		},
		animDefs = {
			cross : { speed : .2, easing : 'ease-in-out' },
			fill : { speed : .8, easing : 'ease-in-out' },
			checkmark : { speed : .2, easing : 'ease-in-out' },
			circle : { speed : .2, easing : 'ease-in-out' },
			boxfill : { speed : .8, easing : 'ease-in' },
			swirl : { speed : .8, easing : 'ease-in' },
			diagonal : { speed : .2, easing : 'ease-in-out' },
			list : { speed : .3, easing : 'ease-in-out' }
		};

	function createSVGEl( def ) {
		var svg = document.createElementNS("http://www.w3.org/2000/svg", "svg");
		if( def ) {
			svg.setAttributeNS( null, 'viewBox', def.viewBox );
			svg.setAttributeNS( null, 'preserveAspectRatio', def.preserveAspectRatio );
		}
		else {
			svg.setAttributeNS( null, 'viewBox', '0 0 100 100' );
		}
		svg.setAttribute( 'xmlns', 'http://www.w3.org/2000/svg' );
		return svg;
	}

	function controlCheckbox( el, type, svgDef ) {
		var svg = createSVGEl( svgDef );
		el.parentNode.appendChild( svg );
		
		el.addEventListener( 'change', function() {
			if( el.checked ) {
				draw( el, type );
			}
			else {
				reset( el );
			}
		} );
	}

	function controlRadiobox( el, type ) {
		var svg = createSVGEl();
		el.parentNode.appendChild( svg );
		el.addEventListener( 'change', function() {
			resetRadio( el );
			draw( el, type );
		} );
	}

	checkbxsCross.forEach( function( el, i ) { controlCheckbox( el, 'cross' ); } );
	radiobxsFill.forEach( function( el, i ) { controlRadiobox( el, 'fill' ); } );
	checkbxsCheckmark.forEach( function( el, i ) { controlCheckbox( el, 'checkmark' ); } );
	radiobxsCircle.forEach( function( el, i ) { controlRadiobox( el, 'circle' ); } );
	checkbxsBoxfill.forEach( function( el, i ) { controlCheckbox( el, 'boxfill' ); } );
	radiobxsSwirl.forEach( function( el, i ) { controlRadiobox( el, 'swirl' ); } );
	checkbxsDiagonal.forEach( function( el, i ) { controlCheckbox( el, 'diagonal' ); } );
	checkbxsList.forEach( function( el ) { controlCheckbox( el, 'list', { viewBox : '0 0 300 100', preserveAspectRatio : 'none' } ); } );

	function draw( el, type ) {
		var paths = [], pathDef, 
			animDef,
			svg = el.parentNode.querySelector( 'svg' );

		switch( type ) {
			case 'cross': pathDef = pathDefs.cross; animDef = animDefs.cross; break;
			case 'fill': pathDef = pathDefs.fill; animDef = animDefs.fill; break;
			case 'checkmark': pathDef = pathDefs.checkmark; animDef = animDefs.checkmark; break;
			case 'circle': pathDef = pathDefs.circle; animDef = animDefs.circle; break;
			case 'boxfill': pathDef = pathDefs.boxfill; animDef = animDefs.boxfill; break;
			case 'swirl': pathDef = pathDefs.swirl; animDef = animDefs.swirl; break;
			case 'diagonal': pathDef = pathDefs.diagonal; animDef = animDefs.diagonal; break;
			case 'list': pathDef = pathDefs.list; animDef = animDefs.list; break;
		};
		
		paths.push( document.createElementNS('http://www.w3.org/2000/svg', 'path' ) );

		if( type === 'cross' || type === 'list' ) {
			paths.push( document.createElementNS('http://www.w3.org/2000/svg', 'path' ) );
		}
		
		for( var i = 0, len = paths.length; i < len; ++i ) {
			var path = paths[i];
			svg.appendChild( path );

			path.setAttributeNS( null, 'd', pathDef[i] );

			var length = path.getTotalLength();
			// Clear any previous transition
			//path.style.transition = path.style.WebkitTransition = path.style.MozTransition = 'none';
			// Set up the starting positions
			path.style.strokeDasharray = length + ' ' + length;
			if( i === 0 ) {
				path.style.strokeDashoffset = Math.floor( length ) - 1;
			}
			else path.style.strokeDashoffset = length;
			// Trigger a layout so styles are calculated & the browser
			// picks up the starting position before animating
			path.getBoundingClientRect();
			// Define our transition
			path.style.transition = path.style.WebkitTransition = path.style.MozTransition  = 'stroke-dashoffset ' + animDef.speed + 's ' + animDef.easing + ' ' + i * animDef.speed + 's';
			// Go!
			path.style.strokeDashoffset = '0';
		}
	}

	function reset( el ) {
		Array.prototype.slice.call( el.parentNode.querySelectorAll( 'svg > path' ) ).forEach( function( el ) { el.parentNode.removeChild( el ); } );
	}

	function resetRadio( el ) {
		Array.prototype.slice.call( document.querySelectorAll( 'input[type="radio"][name="' + el.getAttribute( 'name' ) + '"]' ) ).forEach( function( el ) { 
			var path = el.parentNode.querySelector( 'svg > path' );
			if( path ) {
				path.parentNode.removeChild( path );
			}
		} );
	}

}

how can i implement select all and deselect all option for this ???