diff --git a/css/structure/jquery.mobile.transitions.flip.css b/css/structure/jquery.mobile.transitions.flip.css
index adafe1d1..b4cb7873 100644
--- a/css/structure/jquery.mobile.transitions.flip.css
+++ b/css/structure/jquery.mobile.transitions.flip.css
@@ -14,7 +14,7 @@
 	-webkit-backface-visibility:hidden;
 	-webkit-transform:translateX(0); /* Needed to work around an iOS 3.1 bug that causes listview thumbs to disappear when -webkit-visibility:hidden is used. */
 	-moz-backface-visibility:hidden;
-	-moz-transform:translateX(0); /* Needed to work around an iOS 3.1 bug that causes listview thumbs to disappear when -webkit-visibility:hidden is used. */
+	-moz-transform:translateX(0);
 }
 
 .flip.out {
diff --git a/js/jquery.mobile.support.js b/js/jquery.mobile.support.js
index 8c84354b..f5f70018 100644
--- a/js/jquery.mobile.support.js
+++ b/js/jquery.mobile.support.js
@@ -30,7 +30,7 @@ function propExists( prop ) {
 // Thanks to Modernizr src for this test idea
 function transform3dTest() {
 	var prop = "transform-3d";
-	return $.mobile.media( "(-" + vendors.join( "-" + prop + "),(-" ) + "-" + prop + "),(" + prop + ")" );
+	return propExists( 'perspective' ) || $.mobile.media( "(-" + vendors.join( "-" + prop + "),(-" ) + "-" + prop + "),(" + prop + ")" );
 }
 
 // Test for dynamic-updating base tag support ( allows us to avoid href,src attr rewriting )