[popup] On WP7, you get "" for an empty background, not undefined, li…

…ke in IE8
jquery-archive · Aug 15, 2012 · 5463fc8 · 5463fc8
1 parent d207905
commit 5463fc8
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/js/widgets/popup.js b/js/widgets/popup.js
@@ -220,7 +220,8 @@ define( [ "jquery",
 					"ui-popup-screen-background-hack",
 					( this._ui.screen.css( "background-color" ) === "transparent" &&
 						this._ui.screen.css( "background-image" ) === "none" &&
-						this._ui.screen.css( "background" ) === undefined ) );
+						( this._ui.screen.css( "background" ) === undefined ||
+							this._ui.screen.css( "background" ) === "" ) ) );
 			}
 
 			if ( this._isOpen ) {