--- a/mobile/themes/hildon/browser.css
+++ b/mobile/themes/hildon/browser.css
@@ -398,16 +398,28 @@ toolbarbutton.page-button {
 .addon-rating[rating="4"] {
   -moz-image-region: rect(72px 78px 90px 0px);
 }
 
 .addon-rating[rating="5"] {
   -moz-image-region: rect(90px 78px 108px 0px);
 }
 
+richlistitem[isDisabled="true"] .title {
+  color : gray;
+}
+
+richlistitem[isDisabled="true"] .normal {
+  color : lightgray;
+}
+
+richlistitem[isDisabled="true"] image {
+  opacity: 0.25;
+}
+
 /* downloads panel UI   ---------------------------------------------------- */
 .download-retry-failed {
   color: red !important;
 }
 
 /* special "no downloads" items */
 #dl-empty-message {
   margin-top: 140px; /* 2 times row height */

--- a/mobile/themes/wince/browser.css
+++ b/mobile/themes/wince/browser.css
@@ -180,16 +180,28 @@ toolbarbutton.page-button {
   }
 
   /* let the buttons in a selected addon wrap */
   #addons-list > richlistitem .buttons-box {
     display: block;
   }
 }
 
+richlistitem[isDisabled="true"] .title {
+  color : gray;
+}
+
+richlistitem[isDisabled="true"] .normal {
+  color : lightgray;
+}
+
+richlistitem[isDisabled="true"] image {
+  opacity: 0.25;
+}
+
 /* downloads panel UI   ---------------------------------------------------- */
 .download-retry-failed {
   color: red !important;
 }
 
 /* special "no downloads" items */
 #dl-empty-message {
   margin-top: 12mm; /* 2 times row height */