; 
(function (factory){ 
'use strict'; 
if (typeof define === 'function' && define.amd) { 
define(['jquery'] , factory); 
} 
 else if (typeof module !== 'undefined' && module.exports) { 
module.exports = factory(require('jquery')); 
} 
 else { 
factory(jQuery); 
} 
} 
)(function ($){ 
var _previousResizeWidth = -1, _updateTimeout = -1; 
var _parse = function (value){ 
return parseFloat(value) || 0; 
} 
; 
var _rows = function (elements){ 
var tolerance = 1, $elements = $(elements), lastTop = null , rows = [] ; 
$elements.each(function (){ 
var $that = $(this), top = $that.offset().top - _parse($that.css('margin-top')), lastRow = _AN_Read_length('length', rows) > 0? rows[_AN_Read_length('length', rows) - 1]: null ; 
if (lastRow === null ) { 
rows.push($that); 
} 
 else { 
if (Math.floor(Math.abs(lastTop - top)) <= tolerance) { 
rows[_AN_Read_length('length', rows) - 1] = lastRow.add($that); 
} 
 else { 
rows.push($that); 
} 
} 
lastTop = top; 
} 
); 
return rows; 
} 
; 
var _parseOptions = function (options){ 
var opts = { 
byRow: true ,
property: 'height',
target: null ,
remove: false }
; 
if (typeof options === 'object') { 
return $.extend(opts, options); 
} 
if (typeof options === 'boolean') { 
opts.byRow = options; 
} 
 else if (options === 'remove') { 
opts.remove = true ; 
} 
return opts; 
} 
; 
var matchHeight = $.fn.matchHeight = function (options){ 
var opts = _parseOptions(options); 
if (opts.remove) { 
var that = this; 
this.css(opts.property, ''); 
$.each(matchHeight._groups, function (key, group){ 
group.elements = group.elements.not(that); 
} 
); 
return this; 
} 
if (_AN_Read_length('length', this) <= 1 && !_AN_Read_target('target', opts)) { 
return this; 
} 
matchHeight._groups.push({ 
elements: this,
options: opts}
); 
matchHeight._apply(this, opts); 
return this; 
} 
; 
matchHeight.version = 'master'; 
matchHeight._groups = [] ; 
matchHeight._throttle = 80; 
matchHeight._maintainScroll = false ; 
matchHeight._beforeUpdate = null ; 
matchHeight._afterUpdate = null ; 
matchHeight._rows = _rows; 
matchHeight._parse = _parse; 
matchHeight._parseOptions = _parseOptions; 
matchHeight._apply = function (elements, options){ 
var opts = _parseOptions(options), $elements = $(elements), rows = [$elements] ; 
var scrollTop = $(window).scrollTop(), htmlHeight = $('html').outerHeight(true ); 
var $hiddenParents = $elements.parents().filter(':hidden'); 
$hiddenParents.each(function (){ 
var $that = $(this); 
$that.data('style-cache', $that.attr('style')); 
} 
); 
$hiddenParents.css('display', 'block'); 
if (opts.byRow && !_AN_Read_target('target', opts)) { 
$elements.each(function (){ 
var $that = $(this), display = $that.css('display'); 
if (display !== 'inline-block' && display !== 'flex' && display !== 'inline-flex') { 
display = 'block'; 
} 
$that.data('style-cache', $that.attr('style')); 
$that.css({ 
'display': display,
'padding-top': '0',
'padding-bottom': '0',
'margin-top': '0',
'margin-bottom': '0',
'border-top-width': '0',
'border-bottom-width': '0',
'height': '100px',
'overflow': 'hidden'}
); 
} 
); 
rows = _rows($elements); 
$elements.each(function (){ 
var $that = $(this); 
$that.attr('style', $that.data('style-cache') || ''); 
} 
); 
} 
$.each(rows, function (key, row){ 
var $row = $(row), targetHeight = 0; 
if (!_AN_Read_target('target', opts)) { 
if (opts.byRow && _AN_Read_length('length', $row) <= 1) { 
$row.css(opts.property, ''); 
return ; 
} 
$row.each(function (){ 
var $that = $(this), style = $that.attr('style'), display = $that.css('display'); 
if (display !== 'inline-block' && display !== 'flex' && display !== 'inline-flex') { 
display = 'block'; 
} 
var css = { 
'display': display}
; 
css[opts.property] = ''; 
$that.css(css); 
if ($that.outerHeight(false ) > targetHeight) { 
targetHeight = $that.outerHeight(false ); 
} 
if (style) { 
$that.attr('style', style); 
} 
 else { 
$that.css('display', ''); 
} 
} 
); 
} 
 else { 
targetHeight = _AN_Read_target('target', opts).outerHeight(false ); 
} 
$row.each(function (){ 
var $that = $(this), verticalPadding = 0; 
if (_AN_Read_target('target', opts) && $that.is(_AN_Read_target('target', opts))) { 
return ; 
} 
if ($that.css('box-sizing') !== 'border-box') { 
verticalPadding += _parse($that.css('border-top-width')) + _parse($that.css('border-bottom-width')); 
verticalPadding += _parse($that.css('padding-top')) + _parse($that.css('padding-bottom')); 
} 
$that.css(opts.property, (targetHeight - verticalPadding) + 'px'); 
} 
); 
} 
); 
$hiddenParents.each(function (){ 
var $that = $(this); 
$that.attr('style', $that.data('style-cache') || null ); 
} 
); 
if (matchHeight._maintainScroll) { 
$(window).scrollTop((scrollTop / htmlHeight) * $('html').outerHeight(true )); 
} 
return this; 
} 
; 
matchHeight._applyDataApi = function (){ 
var groups = { 
}
; 
$('[data-match-height], [data-mh]').each(function (){ 
var $this = $(this), groupId = $this.attr('data-mh') || $this.attr('data-match-height'); 
if (groupId in groups) { 
groups[groupId] = groups[groupId].add($this); 
} 
 else { 
groups[groupId] = $this; 
} 
} 
); 
$.each(groups, function (){ 
this.matchHeight(true ); 
} 
); 
} 
; 
var _update = function (event){ 
if (matchHeight._beforeUpdate) { 
matchHeight._beforeUpdate(event, matchHeight._groups); 
} 
$.each(matchHeight._groups, function (){ 
matchHeight._apply(this.elements, this.options); 
} 
); 
if (matchHeight._afterUpdate) { 
matchHeight._afterUpdate(event, matchHeight._groups); 
} 
} 
; 
matchHeight._update = function (throttle, event){ 
if (event && event.type === 'resize') { 
var windowWidth = $(window).width(); 
if (windowWidth === _previousResizeWidth) { 
return ; 
} 
_previousResizeWidth = windowWidth; 
} 
if (!throttle) { 
_update(event); 
} 
 else if (_updateTimeout === -1) { 
_updateTimeout = _AN_Call_settimeout('setTimeout', window, function (){ 
_update(event); 
_updateTimeout = -1; 
} 
, matchHeight._throttle); 
} 
} 
; 
$(matchHeight._applyDataApi); 
var on = $.fn.on? 'on': 'bind'; 
$(window)[on]('load', function (event){ 
matchHeight._update(false , event); 
} 
); 
$(window)[on]('resize orientationchange', function (event){ 
matchHeight._update(true , event); 
} 
); 
} 
);