diff --git a/css/style.css b/css/style.css
index 7fda3e3..7a16941 100644
--- a/css/style.css
+++ b/css/style.css
@@ -1904,22 +1904,22 @@
 }
 
 /* attributes overrides */
-.a-bold {
+.a-b {
     font-weight: bold;
 }
-.a-no-bold {
+.a-no-b {
     font-weight: normal;
 }
-.a-italic {
+.a-i {
     font-style: italic;
 }
-.a-no-italic {
+.a-no-i {
     font-style: normal;
 }
-.a-underline {
+.a-u {
     text-decoration: underline;
 }
-.a-no-underline {
+.a-no-u {
     text-decoration: none;
 }
 .a-reset {
diff --git a/js/weechat.js b/js/weechat.js
index 9eb38d8..247afcf 100644
--- a/js/weechat.js
+++ b/js/weechat.js
@@ -195,16 +195,16 @@
     WeeChatProtocol._attrNameFromChar = function(ch) {
         var chars = {
             // WeeChat protocol
-            '*': 'bold',
-            '!': 'reverse',
-            '/': 'italic',
-            '_': 'underline',
+            '*': 'b',
+            '!': 'r',
+            '/': 'i',
+            '_': 'u',
 
             // some extension often used (IRC?)
-            '\x01': 'bold',
-            '\x02': 'reverse',
-            '\x03': 'italic',
-            '\x04': 'underline'
+            '\x01': 'b',
+            '\x02': 'r',
+            '\x03': 'i',
+            '\x04': 'u'
         };
 
         if (ch in chars) {