Fixes a bug I introduced

diff --git a/src/css.js b/src/css.js
index cf792510401c1aed91ba26610634a49531bcddcc..0f08227b28d0989fc80b75e0cd5df4b9071611a8 100644 (file)
--- a/src/css.js
+++ b/src/css.js
@@ -53,7 +53,7 @@ jQuery.extend({
 
                                // Set the alpha filter to set the opacity
                                var opacity = parseInt( value, 10 ) + '' === "NaN" ? "" : "alpha(opacity=" + value * 100 + ")";
-                               filter = style.filter || jQuery.curCSS( elem, 'filter' ) || ""
+                               var filter = style.filter || jQuery.curCSS( elem, 'filter' ) || "";
                                style.filter = ralpha.test(filter) ? filter.replace(ralpha, opacity) : opacity;
                        }