JQuery UI 1.8.13 已经发布了，这是第13个维护版本，该版本主要修复了UI Core、 拖放、尺寸调整、自动完成、按钮、日期选择以及滑块的相关bug。

jQuery UI 是一套 jQuery 的页面 UI 插件，包含很多种常用的页面空间，例如标签 、拉帘效果、对话框、拖放效果、日期选择、颜色选择、数据排序、窗体大小调整等等非常多的内容。二者的区别是：jQuery是一个js库，主要提供的功能是选择器，属性修改和事件绑定等等。jQuery UI则是在jQuery的基础上，利用jQuery的扩展性，设计的插件。提供了一些常用的界面元素，诸如对话框、拖动行为、改变尺寸行为等等。

该版本更新详情如下：

UI Core
Fixed: Optimize :tabbable. (#7257, 96f6b1a)

交互

• 拖放 Fixed: Nested draggables problem in IE. (#4333, 7eda94a)
  Fixed: Containment ignored when scrolling in overflow div. (#4445, a6d8fd1)
  Fixed: Load iframe shims prior to dragging. (#7270, 15b9e9d)
  Fixed: Draggable+Sortable Demo duplicates DOM Ids. (#4564, 201b5ed)
• 尺寸调整

Fixed: Resizable autoHide Doesn't Work With Resizable's disable. (#6948, 38af07e)
Fixed: Chrome dev tools console shows GET data: undefined (undefinedMAX213CAI). (#7293, 5e095e9)

工具

• 自动完成 Fixed: Scrollable results don't visually update with jQuery 1.6. (#7354, 36110e0)
• 按钮 Fixed: Disabled buttons still allow clicks. (#5945, 4c218ee)
• 日期选择 Fixed: Minimize event binding in Datepicker initialization. (#7256,0da176b)
  Fixed: Year selector disappears after setting an option in Firefox. (#7322, 10fa7f9)
  Fixed: Display overflow when multiple datepickers have different numberOfMonths. (#6704, 870977a)
  Fixed: Problem with JavascriptPacker (Files include BOMs). MAX352CSE(#6734, 0d0adde)
  Fixed: $.datepicker.parseDate does not work for some locale date strings. (#7062, f9faa0a)
  Fixed: Incorrect day name for Slovak localization. (#7254,df7e300)
  Fixed: Incorrect dateFormat in jquery.ui.datepicker-nl.js. (#7250, 06815a9)
  Fixed: Disabled datepicker should disable month and year dropdowns. (#6850, 2b84107)
  Fixed: Datepicker remains open when MMBT3904tabbing out. (#6775, 7360265)
  Fixed: Rendering problem after changing numberOfMonths option. (#6949, 870977a)
  Fixed: Typo in DatepiN80960SA16价格cker docs. (#7282)
• 滑块

Fixed: Optimize handle creation.(#7259, 03ce9fb)

Effects
Fixed: $.effects.animateClass broken in jQuery 1.6. (#7275, 5439940)

下载地址：

• 开发打包: http://jquery-ui.googlecode.com/files/jquery-ui-1.8.13.zip
• 风格打包: http://jquery-ui.googlecode.com/files/jquery-ui-themes-1.8.13.zip