1 files changed, 24 insertions, 1 deletions
diff --git a/src/css.js b/src/css.js
index 8a982312f..17ac136bb 100644
--- a/src/css.js
+++ b/src/css.js
@@ -3,7 +3,8 @@
 var ralpha = /alpha\([^)]*\)/i,
 	ropacity = /opacity=([^)]*)/,
 	rdashAlpha = /-([a-z])/ig,
-	rupper = /([A-Z])/g,
+	// fixed for IE9, see #8346
+	rupper = /([A-Z]|^ms)/g,
 	rnumpx = /^-?\d+(?:px)?$/i,
 	rnum = /^-?\d/,
 
@@ -240,6 +241,28 @@ if ( !jQuery.support.opacity ) {
 	};
 }
 
+jQuery(function() {
+	// This hook cannot be added until DOM ready because the support test
+	// for it is not run until after DOM ready
+	if ( !jQuery.support.reliableMarginRight ) {
+		jQuery.cssHooks.marginRight = {
+			get: function( elem, computed ) {
+				// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
+				// Work around by temporarily setting element display to inline-block
+				var ret;
+				jQuery.swap( elem, { "display": "inline-block" }, function() {
+					if ( computed ) {
+						ret = curCSS( elem, "margin-right", "marginRight" );
+					} else {
+						ret = elem.style.marginRight;
+					}
+				});
+				return ret;
+			}
+		};
+	}
+});
+
 if ( document.defaultView && document.defaultView.getComputedStyle ) {
 	getComputedStyle = function( elem, newName, name ) {
 		var ret, defaultView, computedStyle;