mention hicell and hicell2 options

layout/darkgalaxy.css

@@ -1,3 +1,8 @@
+/* to obtain a better result, then set the these pisg options:
+ *  <set hicell="#1a354d">
+ *  <set hicell2="#444444">
+ */
+
 A
 {
     TEXT-DECORATION: none