Ticket #4845: css.patch

css.js

@@ -67 +67 @@
                                 // Set the alpha filter to set the opacity
                                 style.filter = (style.filter || "").replace( /alpha\([^)]*\)/, "" ) +
                                         (parseInt( value ) + '' == "NaN" ? "" : "alpha(opacity=" + value * 100 + ")");
+
+                                // If all we have is 100% opacity, remove the filter attribute to prevent DirectX boggles.
+                                if (style.filter=="alpha(opacity=100)")
+                                {
+                                        style.removeAttribute('filter');
+
+                                        // If there was a class-based opacity assigned, re-set this to 100%.
+                                        if (elem && elem.currentStyle && elem.currentStyle.filter)
+                                                style.filter = "alpha(opacity=100)";
+                                }
                         }
 
                         return style.filter && style.filter.indexOf("opacity=") >= 0 ?