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| -rw-r--r-- | ui/jquery.ui.effect.js | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/ui/jquery.ui.effect.js b/ui/jquery.ui.effect.js index e45b76de0..860eb5706 100644 --- a/ui/jquery.ui.effect.js +++ b/ui/jquery.ui.effect.js @@ -754,6 +754,15 @@ function styleDifference( oldStyle, newStyle ) { return diff; } +// support: jQuery <1.8 +if ( !$.fn.addBack ) { + $.fn.addBack = function( selector ) { + return this.add( selector == null ? + this.prevObject : this.prevObject.filter( selector ) + ); + }; +} + $.effects.animateClass = function( value, duration, easing, callback ) { var o = $.speed( duration, easing, callback ); |