/*! tether 0.6.5 */

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(function(root, factory) {

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if (typeof define === 'function' && define.amd) {

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define(factory);

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} else if (typeof exports === 'object') {

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module.exports = factory(require,exports,module);

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} else {

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root.Tether = factory();

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}

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}(this, function(require,exports,module) {

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(function() {

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var Evented, addClass, defer, deferred, extend, flush, getBounds, getOffsetParent, getOrigin, getScrollBarSize, getScrollParent, hasClass, node, removeClass, uniqueId, updateClasses, zeroPosCache,

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__hasProp = {}.hasOwnProperty,

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__indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; },

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__slice = [].slice;

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if (this.Tether == null) {

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this.Tether = {

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modules: []

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};

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}

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getScrollParent = function(el) {

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var parent, position, scrollParent, style, _ref;

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position = getComputedStyle(el).position;

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if (position === 'fixed') {

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return el;

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}

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scrollParent = void 0;

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parent = el;

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while (parent = parent.parentNode) {

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try {

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style = getComputedStyle(parent);

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} catch (_error) {}

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if (style == null) {

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return parent;

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}

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if (/(auto|scroll)/.test(style['overflow'] + style['overflow-y'] + style['overflow-x'])) {

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if (position !== 'absolute' || ((_ref = style['position']) === 'relative' || _ref === 'absolute' || _ref === 'fixed')) {

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return parent;

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}

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}

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}

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return document.body;

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};

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uniqueId = (function() {

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var id;

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id = 0;

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return function() {

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return id++;

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};

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})();

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zeroPosCache = {};

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getOrigin = function(doc) {

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var id, k, node, v, _ref;

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node = doc._tetherZeroElement;

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if (node == null) {

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node = doc.createElement('div');

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node.setAttribute('data-tether-id', uniqueId());

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extend(node.style, {

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top: 0,

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left: 0,

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position: 'absolute'

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});

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doc.body.appendChild(node);

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doc._tetherZeroElement = node;

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}

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id = node.getAttribute('data-tether-id');

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if (zeroPosCache[id] == null) {

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zeroPosCache[id] = {};

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_ref = node.getBoundingClientRect();

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for (k in _ref) {

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v = _ref[k];

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zeroPosCache[id][k] = v;

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}

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defer(function() {

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return zeroPosCache[id] = void 0;

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});

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}

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return zeroPosCache[id];

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};

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node = null;

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getBounds = function(el) {

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var box, doc, docEl, k, origin, v, _ref;

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if (el === document) {

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doc = document;

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el = document.documentElement;

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} else {

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doc = el.ownerDocument;

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}

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docEl = doc.documentElement;

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box = {};

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_ref = el.getBoundingClientRect();

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for (k in _ref) {

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v = _ref[k];

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box[k] = v;

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}

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origin = getOrigin(doc);

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box.top -= origin.top;

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box.left -= origin.left;

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if (box.width == null) {

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box.width = document.body.scrollWidth - box.left - box.right;

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}

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if (box.height == null) {

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box.height = document.body.scrollHeight - box.top - box.bottom;

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}

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box.top = box.top - docEl.clientTop;

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box.left = box.left - docEl.clientLeft;

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box.right = doc.body.clientWidth - box.width - box.left;

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box.bottom = doc.body.clientHeight - box.height - box.top;

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return box;

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};

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getOffsetParent = function(el) {

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return el.offsetParent || document.documentElement;

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};

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getScrollBarSize = function() {

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var inner, outer, width, widthContained, widthScroll;

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inner = document.createElement('div');

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inner.style.width = '100%';

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inner.style.height = '200px';

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outer = document.createElement('div');

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extend(outer.style, {

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position: 'absolute',

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top: 0,

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left: 0,

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pointerEvents: 'none',

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visibility: 'hidden',

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width: '200px',

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height: '150px',

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overflow: 'hidden'

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});

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outer.appendChild(inner);

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document.body.appendChild(outer);

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widthContained = inner.offsetWidth;

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outer.style.overflow = 'scroll';

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widthScroll = inner.offsetWidth;

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if (widthContained === widthScroll) {

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widthScroll = outer.clientWidth;

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}

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document.body.removeChild(outer);

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width = widthContained - widthScroll;

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return {

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width: width,

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height: width

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};

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};

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extend = function(out) {

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var args, key, obj, val, _i, _len, _ref;

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if (out == null) {

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out = {};

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}

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args = [];

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Array.prototype.push.apply(args, arguments);

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_ref = args.slice(1);

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for (_i = 0, _len = _ref.length; _i < _len; _i++) {

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obj = _ref[_i];

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if (obj) {

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for (key in obj) {

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if (!__hasProp.call(obj, key)) continue;

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val = obj[key];

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out[key] = val;

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}

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}

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}

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return out;

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};

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removeClass = function(el, name) {

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var cls, _i, _len, _ref, _results;

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if (el.classList != null) {

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_ref = name.split(' ');

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_results = [];

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for (_i = 0, _len = _ref.length; _i < _len; _i++) {

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cls = _ref[_i];

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if (cls.trim()) {

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_results.push(el.classList.remove(cls));

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}

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}

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return _results;

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} else {

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return el.className = el.className.replace(new RegExp("(^| )" + (name.split(' ').join('|')) + "( |$)", 'gi'), ' ');

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}

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};

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addClass = function(el, name) {

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var cls, _i, _len, _ref, _results;

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if (el.classList != null) {

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_ref = name.split(' ');

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_results = [];

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for (_i = 0, _len = _ref.length; _i < _len; _i++) {

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cls = _ref[_i];

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if (cls.trim()) {

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_results.push(el.classList.add(cls));

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}

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}

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return _results;

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} else {

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removeClass(el, name);

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return el.className += " " + name;

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}

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};

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hasClass = function(el, name) {

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if (el.classList != null) {

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return el.classList.contains(name);

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} else {

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return new RegExp("(^| )" + name + "( |$)", 'gi').test(el.className);

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}

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};

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updateClasses = function(el, add, all) {

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var cls, _i, _j, _len, _len1, _results;

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for (_i = 0, _len = all.length; _i < _len; _i++) {

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cls = all[_i];

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if (__indexOf.call(add, cls) < 0) {

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if (hasClass(el, cls)) {

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removeClass(el, cls);

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}

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}

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}

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_results = [];

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for (_j = 0, _len1 = add.length; _j < _len1; _j++) {

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cls = add[_j];

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if (!hasClass(el, cls)) {

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_results.push(addClass(el, cls));

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} else {

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_results.push(void 0);

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}

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}

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return _results;

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};

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deferred = [];

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defer = function(fn) {

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return deferred.push(fn);

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};

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flush = function() {

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var fn, _results;

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_results = [];

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while (fn = deferred.pop()) {

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_results.push(fn());

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}

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return _results;

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};

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Evented = (function() {

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function Evented() {}

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Evented.prototype.on = function(event, handler, ctx, once) {

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var _base;

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if (once == null) {

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once = false;

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}

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if (this.bindings == null) {

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this.bindings = {};

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}

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if ((_base = this.bindings)[event] == null) {

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_base[event] = [];

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}

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return this.bindings[event].push({

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handler: handler,

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ctx: ctx,

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once: once

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});

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};

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Evented.prototype.once = function(event, handler, ctx) {

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return this.on(event, handler, ctx, true);

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};

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[282] Fix | Delete

Evented.prototype.off = function(event, handler) {

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var i, _ref, _results;

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if (((_ref = this.bindings) != null ? _ref[event] : void 0) == null) {

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return;

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}

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if (handler == null) {

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return delete this.bindings[event];

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} else {

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i = 0;

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_results = [];

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while (i < this.bindings[event].length) {

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if (this.bindings[event][i].handler === handler) {

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_results.push(this.bindings[event].splice(i, 1));

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} else {

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_results.push(i++);

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}

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}

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return _results;

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}

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};

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[303] Fix | Delete

Evented.prototype.trigger = function() {

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var args, ctx, event, handler, i, once, _ref, _ref1, _results;

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event = arguments[0], args = 2 <= arguments.length ? __slice.call(arguments, 1) : [];

[306] Fix | Delete

if ((_ref = this.bindings) != null ? _ref[event] : void 0) {

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i = 0;

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_results = [];

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while (i < this.bindings[event].length) {

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_ref1 = this.bindings[event][i], handler = _ref1.handler, ctx = _ref1.ctx, once = _ref1.once;

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handler.apply(ctx != null ? ctx : this, args);

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if (once) {

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_results.push(this.bindings[event].splice(i, 1));

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} else {

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_results.push(i++);

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}

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}

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return _results;

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}

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};

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return Evented;

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[324] Fix | Delete

})();

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[326] Fix | Delete

this.Tether.Utils = {

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getScrollParent: getScrollParent,

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getBounds: getBounds,

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getOffsetParent: getOffsetParent,

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extend: extend,

[331] Fix | Delete

addClass: addClass,

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removeClass: removeClass,

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hasClass: hasClass,

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updateClasses: updateClasses,

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defer: defer,

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flush: flush,

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uniqueId: uniqueId,

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Evented: Evented,

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getScrollBarSize: getScrollBarSize

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};

[341] Fix | Delete

[342] Fix | Delete

}).call(this);

[343] Fix | Delete

[344] Fix | Delete

(function() {

[345] Fix | Delete

var MIRROR_LR, MIRROR_TB, OFFSET_MAP, Tether, addClass, addOffset, attachmentToOffset, autoToFixedAttachment, defer, extend, flush, getBounds, getOffsetParent, getOuterSize, getScrollBarSize, getScrollParent, getSize, now, offsetToPx, parseAttachment, parseOffset, position, removeClass, tethers, transformKey, updateClasses, within, _Tether, _ref,

[346] Fix | Delete

__slice = [].slice,

[347] Fix | Delete

__bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };

[348] Fix | Delete

[349] Fix | Delete

if (this.Tether == null) {

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throw new Error("You must include the utils.js file before tether.js");

[351] Fix | Delete

}

[352] Fix | Delete

[353] Fix | Delete

Tether = this.Tether;

[354] Fix | Delete

[355] Fix | Delete

_ref = Tether.Utils, getScrollParent = _ref.getScrollParent, getSize = _ref.getSize, getOuterSize = _ref.getOuterSize, getBounds = _ref.getBounds, getOffsetParent = _ref.getOffsetParent, extend = _ref.extend, addClass = _ref.addClass, removeClass = _ref.removeClass, updateClasses = _ref.updateClasses, defer = _ref.defer, flush = _ref.flush, getScrollBarSize = _ref.getScrollBarSize;

[356] Fix | Delete

[357] Fix | Delete

within = function(a, b, diff) {

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if (diff == null) {

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diff = 1;

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}

[361] Fix | Delete

return (a + diff >= b && b >= a - diff);

[362] Fix | Delete

};

[363] Fix | Delete

[364] Fix | Delete

transformKey = (function() {

[365] Fix | Delete

var el, key, _i, _len, _ref1;

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el = document.createElement('div');

[367] Fix | Delete

_ref1 = ['transform', 'webkitTransform', 'OTransform', 'MozTransform', 'msTransform'];

[368] Fix | Delete

for (_i = 0, _len = _ref1.length; _i < _len; _i++) {

[369] Fix | Delete

key = _ref1[_i];

[370] Fix | Delete

if (el.style[key] !== void 0) {

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return key;

[372] Fix | Delete

}

[373] Fix | Delete

}

[374] Fix | Delete

})();

[375] Fix | Delete

[376] Fix | Delete

tethers = [];

[377] Fix | Delete

[378] Fix | Delete

position = function() {

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var tether, _i, _len;

[380] Fix | Delete

for (_i = 0, _len = tethers.length; _i < _len; _i++) {

[381] Fix | Delete

tether = tethers[_i];

[382] Fix | Delete

tether.position(false);

[383] Fix | Delete

}

[384] Fix | Delete

return flush();

[385] Fix | Delete

};

[386] Fix | Delete

[387] Fix | Delete

now = function() {

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var _ref1;

[389] Fix | Delete

return (_ref1 = typeof performance !== "undefined" && performance !== null ? typeof performance.now === "function" ? performance.now() : void 0 : void 0) != null ? _ref1 : +(new Date);

[390] Fix | Delete

};

[391] Fix | Delete

[392] Fix | Delete

(function() {

[393] Fix | Delete

var event, lastCall, lastDuration, pendingTimeout, tick, _i, _len, _ref1, _results;

[394] Fix | Delete

lastCall = null;

[395] Fix | Delete

lastDuration = null;

[396] Fix | Delete

pendingTimeout = null;

[397] Fix | Delete

tick = function() {

[398] Fix | Delete

if ((lastDuration != null) && lastDuration > 16) {

[399] Fix | Delete

lastDuration = Math.min(lastDuration - 16, 250);

[400] Fix | Delete

pendingTimeout = setTimeout(tick, 250);

[401] Fix | Delete

return;

[402] Fix | Delete

}

[403] Fix | Delete

if ((lastCall != null) && (now() - lastCall) < 10) {

[404] Fix | Delete

return;

[405] Fix | Delete

}

[406] Fix | Delete

if (pendingTimeout != null) {

[407] Fix | Delete

clearTimeout(pendingTimeout);

[408] Fix | Delete

pendingTimeout = null;

[409] Fix | Delete

}

[410] Fix | Delete

lastCall = now();

[411] Fix | Delete

position();

[412] Fix | Delete

return lastDuration = now() - lastCall;

[413] Fix | Delete

};

[414] Fix | Delete

_ref1 = ['resize', 'scroll', 'touchmove'];

[415] Fix | Delete

_results = [];

[416] Fix | Delete

for (_i = 0, _len = _ref1.length; _i < _len; _i++) {

[417] Fix | Delete

event = _ref1[_i];

[418] Fix | Delete

_results.push(window.addEventListener(event, tick));

[419] Fix | Delete

}

[420] Fix | Delete

return _results;

[421] Fix | Delete

})();

[422] Fix | Delete

[423] Fix | Delete

MIRROR_LR = {

[424] Fix | Delete

center: 'center',

[425] Fix | Delete

left: 'right',

[426] Fix | Delete

right: 'left'

[427] Fix | Delete

};

[428] Fix | Delete

[429] Fix | Delete

MIRROR_TB = {

[430] Fix | Delete

middle: 'middle',

[431] Fix | Delete

top: 'bottom',

[432] Fix | Delete

bottom: 'top'

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};

[434] Fix | Delete

[435] Fix | Delete

OFFSET_MAP = {

[436] Fix | Delete

top: 0,

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left: 0,

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middle: '50%',

[439] Fix | Delete

center: '50%',

[440] Fix | Delete

bottom: '100%',

[441] Fix | Delete

right: '100%'

[442] Fix | Delete

};

[443] Fix | Delete

[444] Fix | Delete

autoToFixedAttachment = function(attachment, relativeToAttachment) {

[445] Fix | Delete

var left, top;

[446] Fix | Delete

left = attachment.left, top = attachment.top;

[447] Fix | Delete

if (left === 'auto') {

[448] Fix | Delete

left = MIRROR_LR[relativeToAttachment.left];

[449] Fix | Delete

}

[450] Fix | Delete

if (top === 'auto') {

[451] Fix | Delete

top = MIRROR_TB[relativeToAttachment.top];

[452] Fix | Delete

}

[453] Fix | Delete

return {

[454] Fix | Delete

left: left,

[455] Fix | Delete

top: top

[456] Fix | Delete

};

[457] Fix | Delete

};

[458] Fix | Delete

[459] Fix | Delete

attachmentToOffset = function(attachment) {

[460] Fix | Delete

var _ref1, _ref2;

[461] Fix | Delete

return {

[462] Fix | Delete

left: (_ref1 = OFFSET_MAP[attachment.left]) != null ? _ref1 : attachment.left,

[463] Fix | Delete

top: (_ref2 = OFFSET_MAP[attachment.top]) != null ? _ref2 : attachment.top

[464] Fix | Delete

};

[465] Fix | Delete

};

[466] Fix | Delete

[467] Fix | Delete

addOffset = function() {

[468] Fix | Delete

var left, offsets, out, top, _i, _len, _ref1;

[469] Fix | Delete

offsets = 1 <= arguments.length ? __slice.call(arguments, 0) : [];

[470] Fix | Delete

out = {

[471] Fix | Delete

top: 0,

[472] Fix | Delete

left: 0

[473] Fix | Delete

};

[474] Fix | Delete

for (_i = 0, _len = offsets.length; _i < _len; _i++) {

[475] Fix | Delete

_ref1 = offsets[_i], top = _ref1.top, left = _ref1.left;

[476] Fix | Delete

if (typeof top === 'string') {

[477] Fix | Delete

top = parseFloat(top, 10);

[478] Fix | Delete

}

[479] Fix | Delete

if (typeof left === 'string') {

[480] Fix | Delete

left = parseFloat(left, 10);

[481] Fix | Delete

}

[482] Fix | Delete

out.top += top;

[483] Fix | Delete

out.left += left;

[484] Fix | Delete

}

[485] Fix | Delete

return out;

[486] Fix | Delete

};

[487] Fix | Delete

[488] Fix | Delete

offsetToPx = function(offset, size) {

[489] Fix | Delete

if (typeof offset.left === 'string' && offset.left.indexOf('%') !== -1) {

[490] Fix | Delete

offset.left = parseFloat(offset.left, 10) / 100 * size.width;

[491] Fix | Delete

}

[492] Fix | Delete

if (typeof offset.top === 'string' && offset.top.indexOf('%') !== -1) {

[493] Fix | Delete

offset.top = parseFloat(offset.top, 10) / 100 * size.height;

[494] Fix | Delete

}

[495] Fix | Delete

return offset;

[496] Fix | Delete

};

[497] Fix | Delete

[498] Fix | Delete

parseAttachment = parseOffset = function(value) {

[499] Fix | Delete