diff --git a/wp-includes/css/editor.css b/wp-includes/css/editor.css
index 6fa48c300e..6477ff637e 100644
--- a/wp-includes/css/editor.css
+++ b/wp-includes/css/editor.css
@@ -1367,12 +1367,12 @@ html[dir="rtl"] .wp-switch-editor {
 	float: right;
 }
 
-/*
- * Based on:
- * jQuery UI CSS Framework @VERSION
+/*!
+ * jQuery UI CSS Framework 1.10.1
+ * http://jqueryui.com
  *
- * Copyright 2010, AUTHORS.txt (http://jqueryui.com/about)
- * Dual licensed under the MIT or GPL Version 2 licenses.
+ * Copyright 2013 jQuery Foundation and other contributors
+ * Released under the MIT license.
  * http://jquery.org/license
  *
  * http://docs.jquery.com/UI/Theming/API
@@ -1380,78 +1380,249 @@ html[dir="rtl"] .wp-switch-editor {
 
 /* Layout helpers
 ----------------------------------*/
-.ui-helper-hidden { display: none; }
-.ui-helper-hidden-accessible { position: absolute; left: -99999999px; }
-.ui-helper-reset { margin: 0; padding: 0; border: 0; outline: 0; line-height: 1.3; text-decoration: none; font-size: 100%; list-style: none; }
-.ui-helper-clearfix:after { content: "."; display: block; height: 0; clear: both; visibility: hidden; }
-.ui-helper-clearfix { display: inline-block; }
-/* required comment for clearfix to work in Opera \*/
-* html .ui-helper-clearfix { height:1%; }
-.ui-helper-clearfix { display:block; }
-/* end clearfix */
-.ui-helper-zfix { width: 100%; height: 100%; top: 0; left: 0; position: absolute; opacity: 0; filter:Alpha(Opacity=0); }
+.ui-helper-hidden {
+	display: none;
+}
+.ui-helper-hidden-accessible {
+	border: 0;
+	clip: rect(0 0 0 0);
+	height: 1px;
+	margin: -1px;
+	overflow: hidden;
+	padding: 0;
+	position: absolute;
+	width: 1px;
+}
+.ui-helper-reset {
+	margin: 0;
+	padding: 0;
+	border: 0;
+	outline: 0;
+	line-height: 1.3;
+	text-decoration: none;
+	font-size: 100%;
+	list-style: none;
+}
+.ui-helper-clearfix:before,
+.ui-helper-clearfix:after {
+	content: "";
+	display: table;
+	border-collapse: collapse;
+}
+.ui-helper-clearfix:after {
+	clear: both;
+}
+.ui-helper-clearfix {
+	min-height: 0; /* support: IE7 */
+}
+.ui-helper-zfix {
+	width: 100%;
+	height: 100%;
+	top: 0;
+	left: 0;
+	position: absolute;
+	opacity: 0;
+	filter:Alpha(Opacity=0);
+}
+
+.ui-front {
+	z-index: 100;
+}
+
 
 /* Interaction Cues
 ----------------------------------*/
-.ui-state-disabled { cursor: default !important; }
+.ui-state-disabled {
+	cursor: default !important;
+}
+
 
 /* Icons
 ----------------------------------*/
 
 /* states and images */
-.ui-icon { display: block; text-indent: -99999px; overflow: hidden; background-repeat: no-repeat; }
+.ui-icon {
+	display: block;
+	text-indent: -99999px;
+	overflow: hidden;
+	background-repeat: no-repeat;
+}
+
 
 /* Misc visuals
 ----------------------------------*/
 
 /* Overlays */
-.ui-widget-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
+.ui-widget-overlay {
+	position: fixed;
+	top: 0;
+	left: 0;
+	width: 100%;
+	height: 100%;
+}
 
-/*
- * jQuery UI Resizable
+
+/*!
+ * jQuery UI Resizable 1.10.1
+ * http://jqueryui.com
  *
- * Copyright 2010, AUTHORS.txt (http://jqueryui.com/about)
- * Dual licensed under the MIT or GPL Version 2 licenses.
+ * Copyright 2013 jQuery Foundation and other contributors
+ * Released under the MIT license.
  * http://jquery.org/license
  *
  * http://docs.jquery.com/UI/Resizable#theming
  */
-.ui-resizable { position: relative;}
-.ui-resizable-handle { position: absolute;font-size: 0.1px;z-index: 99999; display: block;}
-.ui-resizable-disabled .ui-resizable-handle, .ui-resizable-autohide .ui-resizable-handle { display: none; }
-.ui-resizable-n { cursor: n-resize; height: 7px; width: 100%; top: -5px; left: 0; }
-.ui-resizable-s { cursor: s-resize; height: 7px; width: 100%; bottom: -5px; left: 0; }
-.ui-resizable-e { cursor: e-resize; width: 7px; right: -5px; top: 0; height: 100%; }
-.ui-resizable-w { cursor: w-resize; width: 7px; left: -5px; top: 0; height: 100%; }
-.ui-resizable-se { cursor: se-resize; width: 12px; height: 12px; right: 1px; bottom: 1px; }
-.ui-resizable-sw { cursor: sw-resize; width: 9px; height: 9px; left: -5px; bottom: -5px; }
-.ui-resizable-nw { cursor: nw-resize; width: 9px; height: 9px; left: -5px; top: -5px; }
-.ui-resizable-ne { cursor: ne-resize; width: 9px; height: 9px; right: -5px; top: -5px;}
+.ui-resizable {
+	position: relative;
+}
+.ui-resizable-handle {
+	position: absolute;
+	font-size: 0.1px;
+	display: block;
+}
+.ui-resizable-disabled .ui-resizable-handle,
+.ui-resizable-autohide .ui-resizable-handle {
+	display: none;
+}
+.ui-resizable-n {
+	cursor: n-resize;
+	height: 7px;
+	width: 100%;
+	top: -5px;
+	left: 0;
+}
+.ui-resizable-s {
+	cursor: s-resize;
+	height: 7px;
+	width: 100%;
+	bottom: -5px;
+	left: 0;
+}
+.ui-resizable-e {
+	cursor: e-resize;
+	width: 7px;
+	right: -5px;
+	top: 0;
+	height: 100%;
+}
+.ui-resizable-w {
+	cursor: w-resize;
+	width: 7px;
+	left: -5px;
+	top: 0;
+	height: 100%;
+}
+.ui-resizable-se {
+	cursor: se-resize;
+	width: 12px;
+	height: 12px;
+	right: 1px;
+	bottom: 1px;
+}
+.ui-resizable-sw {
+	cursor: sw-resize;
+	width: 9px;
+	height: 9px;
+	left: -5px;
+	bottom: -5px;
+}
+.ui-resizable-nw {
+	cursor: nw-resize;
+	width: 9px;
+	height: 9px;
+	left: -5px;
+	top: -5px;
+}
+.ui-resizable-ne {
+	cursor: ne-resize;
+	width: 9px;
+	height: 9px;
+	right: -5px;
+	top: -5px;
+}
 
-/*
- * jQuery UI Dialog
+/*!
+ * jQuery UI Dialog 1.10.1
+ * http://jqueryui.com
  *
- * Copyright 2010, AUTHORS.txt (http://jqueryui.com/about)
- * Dual licensed under the MIT or GPL Version 2 licenses.
+ * Copyright 2013 jQuery Foundation and other contributors
+ * Released under the MIT license.
  * http://jquery.org/license
  *
  * http://docs.jquery.com/UI/Dialog#theming
  */
-.wp-dialog { position: absolute; width: 300px; overflow: hidden; }
-.wp-dialog .ui-dialog-titlebar { position: relative; }
-.wp-dialog .ui-dialog-titlebar-close span { display: block; margin: 1px; }
-.wp-dialog .ui-dialog-content { position: relative; border: 0; padding: 0; background: none; overflow: auto; zoom: 1; }
-.wp-dialog .ui-dialog-buttonpane { text-align: left; border-width: 1px 0 0 0; background-image: none; margin: .5em 0 0 0; padding: .3em 1em .5em .4em; }
-.wp-dialog .ui-dialog-buttonpane .ui-dialog-buttonset { float: right; }
-.wp-dialog .ui-dialog-buttonpane button { margin: .5em .4em .5em 0; cursor: pointer; }
-.wp-dialog .ui-resizable-se { width: 14px; height: 14px; right: 3px; bottom: 3px; }
-.ui-draggable .ui-dialog-titlebar { cursor: move; }
+.ui-dialog {
+	position: absolute;
+	top: 0;
+	left: 0;
+	padding: .2em;
+	outline: 0;
+}
+.ui-dialog .ui-dialog-titlebar {
+	padding: .4em 1em;
+	position: relative;
+}
+.ui-dialog .ui-dialog-title {
+	float: left;
+	margin: .1em 0;
+	white-space: nowrap;
+	width: 90%;
+	overflow: hidden;
+	text-overflow: ellipsis;
+}
+.ui-dialog .ui-dialog-titlebar-close {
+	position: absolute;
+	right: .3em;
+	top: 50%;
+	width: 21px;
+	margin: -10px 0 0 0;
+	padding: 1px;
+	height: 20px;
+}
+.ui-dialog .ui-dialog-content {
+	position: relative;
+	border: 0;
+	padding: .5em 1em;
+	background: none;
+	overflow: auto;
+}
+.ui-dialog .ui-dialog-buttonpane {
+	text-align: left;
+	border-width: 1px 0 0 0;
+	background-image: none;
+	margin-top: .5em;
+	padding: .3em 1em .5em .4em;
+}
+.ui-dialog .ui-dialog-buttonpane .ui-dialog-buttonset {
+	float: right;
+}
+.ui-dialog .ui-dialog-buttonpane button {
+	margin: .5em .4em .5em 0;
+	cursor: pointer;
+}
+.ui-dialog .ui-resizable-se {
+	width: 12px;
+	height: 12px;
+	right: -5px;
+	bottom: -5px;
+	background-position: 16px 16px;
+}
+.ui-draggable .ui-dialog-titlebar {
+	cursor: move;
+}
 
 /* WP jQuery Dialog Theme */
 .wp-dialog {
+	padding: 0;
+	z-index: 300002;
 	border: 1px solid #999;
 	-webkit-box-shadow: 0px 0px 16px rgba( 0,0,0,0.3 );
 	box-shadow: 0px 0px 16px rgba( 0,0,0,0.3 );
+	background-color: #f5f5f5;
+	-webkit-border-top-left-radius: 4px;
+	border-top-left-radius: 4px;
+	-webkit-border-top-right-radius: 4px;
+	border-top-right-radius: 4px;
 }
 
 .wp-dialog .ui-dialog-title {
@@ -1467,36 +1638,29 @@ html[dir="rtl"] .wp-switch-editor {
 	font-size: 11px;
 	line-height: 18px;
 	color: #e5e5e5;
-}
-
-.wp-dialog {
-	background-color: #fff;
-	-webkit-border-top-left-radius: 4px;
-	-webkit-border-top-right-radius: 4px;
-	border-top-left-radius: 4px;
-	border-top-right-radius: 4px;
-}
-
-.wp-dialog .ui-dialog-titlebar {
 	-webkit-border-top-left-radius: 3px;
-	-webkit-border-top-right-radius: 3px;
 	border-top-left-radius: 3px;
+	-webkit-border-top-right-radius: 3px;
 	border-top-right-radius: 3px;
 }
 
-.wp-dialog .ui-dialog-titlebar-close {
-	position: absolute;
-	width: 29px;
-	height: 16px;
-	top: 2px;
-	right: 6px;
-	background: url('../js/tinymce/plugins/inlinepopups/skins/clearlooks2/img/buttons.gif') no-repeat -87px -16px;
+.wp-dialog .ui-dialog-content {
 	padding: 0;
 }
 
-.rtl .wp-dialog .ui-dialog-titlebar-close {
-	right: auto;
-	left: 6px;
+.wp-dialog .ui-dialog-titlebar-close {
+	cursor: pointer;
+	-webkit-appearance: none;
+	border: 0;
+	width: 29px;
+	height: 16px;
+	top: 13px;
+	right: 6px;
+	background: url('../js/tinymce/plugins/inlinepopups/skins/clearlooks2/img/buttons.gif') no-repeat -87px -16px;
+}
+
+.wp-dialog .ui-dialog-titlebar-close .ui-button-text {
+	display: none;
 }
 
 .wp-dialog .ui-dialog-titlebar-close:hover,
@@ -1505,11 +1669,17 @@ html[dir="rtl"] .wp-switch-editor {
 }
 
 .ui-widget-overlay {
+	z-index: 300001;
 	background-color: #000;
 	opacity: 0.6;
 	filter: alpha(opacity=60);
 }
 
+.rtl .wp-dialog .ui-dialog-titlebar-close {
+	right: auto;
+	left: 6px;
+}
+
 /*
 RTL
 */
@@ -2113,4 +2283,3 @@ RTL
 		background-size: 19px 69px;
 	}
 }
-
diff --git a/wp-includes/css/jquery-ui-dialog.css b/wp-includes/css/jquery-ui-dialog.css
index a29e4f651a..9c75fbdfc8 100644
--- a/wp-includes/css/jquery-ui-dialog.css
+++ b/wp-includes/css/jquery-ui-dialog.css
@@ -1,8 +1,9 @@
-/*
- * jQuery UI CSS Framework @VERSION
+/*!
+ * jQuery UI CSS Framework 1.10.1
+ * http://jqueryui.com
  *
- * Copyright 2010, AUTHORS.txt (http://jqueryui.com/about)
- * Dual licensed under the MIT or GPL Version 2 licenses.
+ * Copyright 2013 jQuery Foundation and other contributors
+ * Released under the MIT license.
  * http://jquery.org/license
  *
  * http://docs.jquery.com/UI/Theming/API
@@ -10,81 +11,249 @@
 
 /* Layout helpers
 ----------------------------------*/
-.ui-helper-hidden { display: none; }
-.ui-helper-hidden-accessible { position: absolute; left: -99999999px; }
-.ui-helper-reset { margin: 0; padding: 0; border: 0; outline: 0; line-height: 1.3; text-decoration: none; font-size: 100%; list-style: none; }
-.ui-helper-clearfix:after { content: "."; display: block; height: 0; clear: both; visibility: hidden; }
-.ui-helper-clearfix { display: inline-block; }
-/* required comment for clearfix to work in Opera \*/
-* html .ui-helper-clearfix { height:1%; }
-.ui-helper-clearfix { display:block; }
-/* end clearfix */
-.ui-helper-zfix { width: 100%; height: 100%; top: 0; left: 0; position: absolute; opacity: 0; filter:Alpha(Opacity=0); }
+.ui-helper-hidden {
+	display: none;
+}
+.ui-helper-hidden-accessible {
+	border: 0;
+	clip: rect(0 0 0 0);
+	height: 1px;
+	margin: -1px;
+	overflow: hidden;
+	padding: 0;
+	position: absolute;
+	width: 1px;
+}
+.ui-helper-reset {
+	margin: 0;
+	padding: 0;
+	border: 0;
+	outline: 0;
+	line-height: 1.3;
+	text-decoration: none;
+	font-size: 100%;
+	list-style: none;
+}
+.ui-helper-clearfix:before,
+.ui-helper-clearfix:after {
+	content: "";
+	display: table;
+	border-collapse: collapse;
+}
+.ui-helper-clearfix:after {
+	clear: both;
+}
+.ui-helper-clearfix {
+	min-height: 0; /* support: IE7 */
+}
+.ui-helper-zfix {
+	width: 100%;
+	height: 100%;
+	top: 0;
+	left: 0;
+	position: absolute;
+	opacity: 0;
+	filter:Alpha(Opacity=0);
+}
+
+.ui-front {
+	z-index: 100;
+}
 
 
 /* Interaction Cues
 ----------------------------------*/
-.ui-state-disabled { cursor: default !important; }
+.ui-state-disabled {
+	cursor: default !important;
+}
 
 
 /* Icons
 ----------------------------------*/
 
 /* states and images */
-.ui-icon { display: block; text-indent: -99999px; overflow: hidden; background-repeat: no-repeat; }
+.ui-icon {
+	display: block;
+	text-indent: -99999px;
+	overflow: hidden;
+	background-repeat: no-repeat;
+}
 
 
 /* Misc visuals
 ----------------------------------*/
 
 /* Overlays */
-.ui-widget-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
+.ui-widget-overlay {
+	position: fixed;
+	top: 0;
+	left: 0;
+	width: 100%;
+	height: 100%;
+}
 
-/*
- * jQuery UI Resizable
+
+/*!
+ * jQuery UI Resizable 1.10.1
+ * http://jqueryui.com
  *
- * Copyright 2010, AUTHORS.txt (http://jqueryui.com/about)
- * Dual licensed under the MIT or GPL Version 2 licenses.
+ * Copyright 2013 jQuery Foundation and other contributors
+ * Released under the MIT license.
  * http://jquery.org/license
  *
  * http://docs.jquery.com/UI/Resizable#theming
  */
-.ui-resizable { position: relative;}
-.ui-resizable-handle { position: absolute;font-size: 0.1px;z-index: 99999; display: block;}
-.ui-resizable-disabled .ui-resizable-handle, .ui-resizable-autohide .ui-resizable-handle { display: none; }
-.ui-resizable-n { cursor: n-resize; height: 7px; width: 100%; top: -5px; left: 0; }
-.ui-resizable-s { cursor: s-resize; height: 7px; width: 100%; bottom: -5px; left: 0; }
-.ui-resizable-e { cursor: e-resize; width: 7px; right: -5px; top: 0; height: 100%; }
-.ui-resizable-w { cursor: w-resize; width: 7px; left: -5px; top: 0; height: 100%; }
-.ui-resizable-se { cursor: se-resize; width: 12px; height: 12px; right: 1px; bottom: 1px; }
-.ui-resizable-sw { cursor: sw-resize; width: 9px; height: 9px; left: -5px; bottom: -5px; }
-.ui-resizable-nw { cursor: nw-resize; width: 9px; height: 9px; left: -5px; top: -5px; }
-.ui-resizable-ne { cursor: ne-resize; width: 9px; height: 9px; right: -5px; top: -5px;}
+.ui-resizable {
+	position: relative;
+}
+.ui-resizable-handle {
+	position: absolute;
+	font-size: 0.1px;
+	display: block;
+}
+.ui-resizable-disabled .ui-resizable-handle,
+.ui-resizable-autohide .ui-resizable-handle {
+	display: none;
+}
+.ui-resizable-n {
+	cursor: n-resize;
+	height: 7px;
+	width: 100%;
+	top: -5px;
+	left: 0;
+}
+.ui-resizable-s {
+	cursor: s-resize;
+	height: 7px;
+	width: 100%;
+	bottom: -5px;
+	left: 0;
+}
+.ui-resizable-e {
+	cursor: e-resize;
+	width: 7px;
+	right: -5px;
+	top: 0;
+	height: 100%;
+}
+.ui-resizable-w {
+	cursor: w-resize;
+	width: 7px;
+	left: -5px;
+	top: 0;
+	height: 100%;
+}
+.ui-resizable-se {
+	cursor: se-resize;
+	width: 12px;
+	height: 12px;
+	right: 1px;
+	bottom: 1px;
+}
+.ui-resizable-sw {
+	cursor: sw-resize;
+	width: 9px;
+	height: 9px;
+	left: -5px;
+	bottom: -5px;
+}
+.ui-resizable-nw {
+	cursor: nw-resize;
+	width: 9px;
+	height: 9px;
+	left: -5px;
+	top: -5px;
+}
+.ui-resizable-ne {
+	cursor: ne-resize;
+	width: 9px;
+	height: 9px;
+	right: -5px;
+	top: -5px;
+}
 
-/*
- * jQuery UI Dialog
+/*!
+ * jQuery UI Dialog 1.10.1
+ * http://jqueryui.com
  *
- * Copyright 2010, AUTHORS.txt (http://jqueryui.com/about)
- * Dual licensed under the MIT or GPL Version 2 licenses.
+ * Copyright 2013 jQuery Foundation and other contributors
+ * Released under the MIT license.
  * http://jquery.org/license
  *
  * http://docs.jquery.com/UI/Dialog#theming
  */
-.wp-dialog { position: absolute; width: 300px; overflow: hidden; }
-.wp-dialog .ui-dialog-titlebar { position: relative; }
-.wp-dialog .ui-dialog-titlebar-close span { display: block; margin: 1px; }
-.wp-dialog .ui-dialog-content { position: relative; border: 0; padding: 0; background: none; overflow: auto; zoom: 1; }
-.wp-dialog .ui-dialog-buttonpane { text-align: left; border-width: 1px 0 0 0; background-image: none; margin: .5em 0 0 0; padding: .3em 1em .5em .4em; }
-.wp-dialog .ui-dialog-buttonpane .ui-dialog-buttonset { float: right; }
-.wp-dialog .ui-dialog-buttonpane button { margin: .5em .4em .5em 0; cursor: pointer; }
-.wp-dialog .ui-resizable-se { width: 14px; height: 14px; right: 3px; bottom: 3px; }
-.ui-draggable .ui-dialog-titlebar { cursor: move; }
+.ui-dialog {
+	position: absolute;
+	top: 0;
+	left: 0;
+	padding: .2em;
+	outline: 0;
+}
+.ui-dialog .ui-dialog-titlebar {
+	padding: .4em 1em;
+	position: relative;
+}
+.ui-dialog .ui-dialog-title {
+	float: left;
+	margin: .1em 0;
+	white-space: nowrap;
+	width: 90%;
+	overflow: hidden;
+	text-overflow: ellipsis;
+}
+.ui-dialog .ui-dialog-titlebar-close {
+	position: absolute;
+	right: .3em;
+	top: 50%;
+	width: 21px;
+	margin: -10px 0 0 0;
+	padding: 1px;
+	height: 20px;
+}
+.ui-dialog .ui-dialog-content {
+	position: relative;
+	border: 0;
+	padding: .5em 1em;
+	background: none;
+	overflow: auto;
+}
+.ui-dialog .ui-dialog-buttonpane {
+	text-align: left;
+	border-width: 1px 0 0 0;
+	background-image: none;
+	margin-top: .5em;
+	padding: .3em 1em .5em .4em;
+}
+.ui-dialog .ui-dialog-buttonpane .ui-dialog-buttonset {
+	float: right;
+}
+.ui-dialog .ui-dialog-buttonpane button {
+	margin: .5em .4em .5em 0;
+	cursor: pointer;
+}
+.ui-dialog .ui-resizable-se {
+	width: 12px;
+	height: 12px;
+	right: -5px;
+	bottom: -5px;
+	background-position: 16px 16px;
+}
+.ui-draggable .ui-dialog-titlebar {
+	cursor: move;
+}
 
 /* WP jQuery Dialog Theme */
 .wp-dialog {
+	padding: 0;
+	z-index: 300002;
 	border: 1px solid #999;
 	-webkit-box-shadow: 0px 0px 16px rgba( 0,0,0,0.3 );
 	box-shadow: 0px 0px 16px rgba( 0,0,0,0.3 );
+	background-color: #f5f5f5;
+	-webkit-border-top-left-radius: 4px;
+	border-top-left-radius: 4px;
+	-webkit-border-top-right-radius: 4px;
+	border-top-right-radius: 4px;
 }
 
 .wp-dialog .ui-dialog-title {
@@ -100,31 +269,29 @@
 	font-size: 11px;
 	line-height: 18px;
 	color: #e5e5e5;
-}
-
-.wp-dialog {
-	background-color: #f5f5f5;
-	-webkit-border-top-left-radius: 4px;
-	border-top-left-radius: 4px;
-	-webkit-border-top-right-radius: 4px;
-	border-top-right-radius: 4px;
-}
-
-.wp-dialog .ui-dialog-titlebar {
 	-webkit-border-top-left-radius: 3px;
 	border-top-left-radius: 3px;
 	-webkit-border-top-right-radius: 3px;
 	border-top-right-radius: 3px;
 }
 
+.wp-dialog .ui-dialog-content {
+	padding: 0;
+}
+
 .wp-dialog .ui-dialog-titlebar-close {
-	position: absolute;
+	cursor: pointer;
+	-webkit-appearance: none;
+	border: 0;
 	width: 29px;
 	height: 16px;
-	top: 2px;
+	top: 13px;
 	right: 6px;
 	background: url('../js/tinymce/plugins/inlinepopups/skins/clearlooks2/img/buttons.gif') no-repeat -87px -16px;
-	padding: 0;
+}
+
+.wp-dialog .ui-dialog-titlebar-close .ui-button-text {
+	display: none;
 }
 
 .wp-dialog .ui-dialog-titlebar-close:hover,
@@ -133,6 +300,7 @@
 }
 
 .ui-widget-overlay {
+	z-index: 300001;
 	background-color: #000;
 	opacity: 0.6;
 	filter: alpha(opacity=60);
diff --git a/wp-includes/js/wplink.js b/wp-includes/js/wplink.js
index c52d2a1976..ee085ff15f 100644
--- a/wp-includes/js/wplink.js
+++ b/wp-includes/js/wplink.js
@@ -71,8 +71,7 @@ var wpLink;
 					width: 480,
 					height: 'auto',
 					modal: true,
-					dialogClass: 'wp-dialog',
-					zIndex: 300000
+					dialogClass: 'wp-dialog'
 				});
 			}