Merge branch 't/9815'

core/env.js

@@ -296,8 +296,12 @@ if ( !CKEDITOR.env ) {
 				env.cssClass += ' cke_browser_iequirks';
 		}
 
-		if ( env.gecko && version < 10900 )
-			env.cssClass += ' cke_browser_gecko18';
+		if ( env.gecko ) {
+			if ( version < 10900 )
+				env.cssClass += ' cke_browser_gecko18';
+			else if ( version <= 11000 )
+				env.cssClass += ' cke_browser_gecko19';
+		}
 
 		if ( env.air )
 			env.cssClass += ' cke_browser_air';

skins/moono/dialog.css

@@ -62,9 +62,14 @@ Comments in this file will give more details about each of the above blocks.
 	-moz-box-shadow: 0 0 3px rgba(0, 0, 0, .15);
 	-webkit-box-shadow: 0 0 3px rgba(0, 0, 0, .15);
 	box-shadow: 0 0 3px rgba(0, 0, 0, .15);
+}
 
-	/* 	This one is required by Firefox 3.6. Without it,
-		dialog tabs and resizer float outside of the dialog. */
+/* This one is required by Firefox 3.6. Without it,
+   dialog tabs and resizer float outside of the dialog.
+   Although this rule doesn't seem to break anything on other
+   browsers, it doesn't work with broken jQueryUI - #9851. */
+.cke_browser_gecko19 .cke_dialog_body
+{
 	position: relative;
 }
 

skins/moono/dialog_ie7.css

@@ -13,14 +13,6 @@ This file contains styles to used by Internet Explorer 7 only.
 /* Base it on dialog_ie.css, overriding it with styles defined in this file. */
 @import url("dialog_ie.css");
 
-.cke_dialog_body
-{
-	/* 	By default, a relative position is used.
-		However it breaks IE7 and causes input flickering
-		when hovering dialog footer. Reset to static to fix it. */
-	position: static;
-}
-
 .cke_dialog_title
 {
 	/* gradient fix */