170825 patch by andreww@netscape.com r=shuehan sr=hewitt mac classic osx - sidebar background incorrect

themes/classic/communicator/sidebar/sidebar.css

@@ -37,9 +37,10 @@
 /* ::::: sidebar header ::::: */
 
 .sidebarheader-main {
+  -moz-appearance: toolbar;
   border: 1px outset InactiveCaption;
   background-color: InactiveCaption;
-  color: InactiveCaptionText;
+  color: CaptionText;
   padding: 1px 2px 1px 6px;
 }