From jQuery JavaScript Library

Summary

This is a release candidate for jQuery UI 1.8. It is the first release candidate of the 1.8 series and should be the final release before 1.8 final comes out.

Widgets

Button

• Added: Add ui-state-focus on focus, making keyboard navigation possible, and button like 200% more accessible (r3715)
• Added: Add ui-state-active on keydown, further improving keyboard navigation. (r3723)
• Fixed: handle space "click" (r3724)
• Fixed: Don't log a click on disabled buttons (r3714)

Datepicker

• Fixed: Set focus error in IE8 for disabled and hidden elements. (5052)
• Fixed: Date picker localization in RO (5088)
• Fixed: Bug in findPos for RTL languages (5085)
• Fixed: Use null instead of empty string when showing/hiding without a duration. (5086)

Dialog

• Deprecated: beforeclose option instead of removing it. (4669)
• Fixed: Added padding and margin to the right side of the titlebar so the title doesn't go behind the close icon. (5087)

Interactions

Droppable

• Fixed: Droppable body let revert a div on a valid drop (5095)

Resizable

• Fixed: 2 dialogs pos false on close (5084)

Selectable

• Fixed: destroy method doesn't clean up selectees (5094)

Miscellaneous

• Added: Switched to jQuery 1.4.1 (r3732)
• Removed: Firefox 2 ARIA support. (r3736)