enable: $.noop,
close: function( event ) {
- var that = this;
+ var activeElement,
+ that = this;
if ( !this._isOpen || this._trigger( "beforeClose", event ) === false ) {
return;
this._destroyOverlay();
if ( !this.opener.filter(":focusable").focus().length ) {
- // Hiding a focused element doesn't trigger blur in WebKit
- // so in case we have nothing to focus on, explicitly blur the active element
- // https://bugs.webkit.org/show_bug.cgi?id=47182
- $( this.document[0].activeElement ).blur();
+
+ // support: IE9
+ // IE9 throws an "Unspecified error" accessing document.activeElement from an <iframe>
+ try {
+ activeElement = this.document[ 0 ].activeElement;
+
+ // Support: IE9, IE10
+ // If the <body> is blurred, IE will switch windows, see #4520
+ if ( activeElement && activeElement.nodeName.toLowerCase() !== "body" ) {
+
+ // Hiding a focused element doesn't trigger blur in WebKit
+ // so in case we have nothing to focus on, explicitly blur the active element
+ // https://bugs.webkit.org/show_bug.cgi?id=47182
+ $( activeElement ).blur();
+ }
+ } catch ( error ) {}
}
this._hide( this.uiDialog, this.options.hide, function() {