Patch jQuery UI to fix drag-and-drop events in IE9

* Fixes #1642

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/jquery-ui.js b/lib/jquery-ui.js
index 3398b9e4..74515a5b 100644
--- a/lib/jquery-ui.js
+++ b/lib/jquery-ui.js
@@ -18,7 +18,7 @@ this.started=false;},_mouseDestroy:function(){this.element.unbind('.'+this.widge
 (this._mouseStarted&&this._mouseUp(event));this._mouseDownEvent=event;var self=this,btnIsLeft=(event.which==1),elIsCancel=(typeof this.options.cancel=="string"?$(event.target).parents().add(event.target).filter(this.options.cancel).length:false);if(!btnIsLeft||elIsCancel||!this._mouseCapture(event)){return true;}
 this.mouseDelayMet=!this.options.delay;if(!this.mouseDelayMet){this._mouseDelayTimer=setTimeout(function(){self.mouseDelayMet=true;},this.options.delay);}
 if(this._mouseDistanceMet(event)&&this._mouseDelayMet(event)){this._mouseStarted=(this._mouseStart(event)!==false);if(!this._mouseStarted){event.preventDefault();return true;}}
-this._mouseMoveDelegate=function(event){return self._mouseMove(event);};this._mouseUpDelegate=function(event){return self._mouseUp(event);};$(document).bind('mousemove.'+this.widgetName,this._mouseMoveDelegate).bind('mouseup.'+this.widgetName,this._mouseUpDelegate);($.browser.safari||event.preventDefault());event.originalEvent.mouseHandled=true;return true;},_mouseMove:function(event){if($.browser.msie&&!event.button){return this._mouseUp(event);}
+this._mouseMoveDelegate=function(event){return self._mouseMove(event);};this._mouseUpDelegate=function(event){return self._mouseUp(event);};$(document).bind('mousemove.'+this.widgetName,this._mouseMoveDelegate).bind('mouseup.'+this.widgetName,this._mouseUpDelegate);($.browser.safari||event.preventDefault());event.originalEvent.mouseHandled=true;return true;},_mouseMove:function(event){if($.browser.msie&&!(document.documentMode>=9)&&!event.button){return this._mouseUp(event);}
 if(this._mouseStarted){this._mouseDrag(event);return event.preventDefault();}
 if(this._mouseDistanceMet(event)&&this._mouseDelayMet(event)){this._mouseStarted=(this._mouseStart(this._mouseDownEvent,event)!==false);(this._mouseStarted?this._mouseDrag(event):this._mouseUp(event));}
 return!this._mouseStarted;},_mouseUp:function(event){$(document).unbind('mousemove.'+this.widgetName,this._mouseMoveDelegate).unbind('mouseup.'+this.widgetName,this._mouseUpDelegate);if(this._mouseStarted){this._mouseStarted=false;this._preventClickEvent=(event.target==this._mouseDownEvent.target);this._mouseStop(event);}