diff --git a/400-SOURCECODE/AIAHTML5.Web/index.html b/400-SOURCECODE/AIAHTML5.Web/index.html
index 9d5c79c..58ced0f 100644
--- a/400-SOURCECODE/AIAHTML5.Web/index.html
+++ b/400-SOURCECODE/AIAHTML5.Web/index.html
@@ -45,7 +45,15 @@
         /*.ActiveDefaultColorAnnotation {
             background-color: #000000!important;
         }*/
-        .ActiveFormattingButtonClass {
+
+
+        #termList option:hover {
+            background-color: #3399FF;
+            color:#fff;
+        }
+        
+        
+         .ActiveFormattingButtonClass {
             background-color: #1B92D0 !important;
         }