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-rw-r--r--ui/ui.draggable.js2
-rw-r--r--ui/ui.resizable.js2
-rw-r--r--ui/ui.selectable.js2
-rw-r--r--ui/ui.sortable.js2
4 files changed, 4 insertions, 4 deletions
diff --git a/ui/ui.draggable.js b/ui/ui.draggable.js
index 69f92b0d7..31aecff58 100644
--- a/ui/ui.draggable.js
+++ b/ui/ui.draggable.js
@@ -12,7 +12,7 @@
*/
(function($) {
-$.widget("ui.draggable", $.extend($.ui.mouse, {
+$.widget("ui.draggable", $.extend({}, $.ui.mouse, {
init: function() {
//Initialize needed constants
diff --git a/ui/ui.resizable.js b/ui/ui.resizable.js
index 55a279b8f..ecddd9a1e 100644
--- a/ui/ui.resizable.js
+++ b/ui/ui.resizable.js
@@ -12,7 +12,7 @@
*/
(function($) {
-$.widget("ui.resizable", $.extend($.ui.mouse, {
+$.widget("ui.resizable", $.extend({}, $.ui.mouse, {
init: function() {
var self = this, o = this.options;
diff --git a/ui/ui.selectable.js b/ui/ui.selectable.js
index db69a488a..814e7d48e 100644
--- a/ui/ui.selectable.js
+++ b/ui/ui.selectable.js
@@ -12,7 +12,7 @@
*/
(function($) {
-$.widget("ui.selectable", $.extend($.ui.mouse, {
+$.widget("ui.selectable", $.extend({}, $.ui.mouse, {
init: function() {
var self = this;
diff --git a/ui/ui.sortable.js b/ui/ui.sortable.js
index 1503c60d3..0fd46d152 100644
--- a/ui/ui.sortable.js
+++ b/ui/ui.sortable.js
@@ -24,7 +24,7 @@ function contains(a, b) {
return false;
};
-$.widget("ui.sortable", $.extend($.ui.mouse, {
+$.widget("ui.sortable", $.extend({}, $.ui.mouse, {
init: function() {
var o = this.options;