* use base64 image instead of image file.

src/js/doc.js

@@ -1870,7 +1870,6 @@
             readyChangeTheme(theme.css);
         } else {
             setTimeout(function() {
-                theme.variablesLess += '@pageTheme: true;';
                 compileTheme(theme, null, function(style) {
                     if(style) {
                         theme.css = style.css;

src/less/doc.less

@@ -9,8 +9,6 @@
 // DOCUMENT SITE STYLE
 // ===================
 
-@pageTheme: false;
-
 // mixins
 
 .chapter-accent(@color;
@@ -953,17 +951,13 @@ body {
         content: ' ';
         width: 29px;
         height: 9px;
-        background: @color-yellow url(../img/update_badage.gif) no-repeat 0 -10px;
+        background: @color-yellow url("data:image/gif;base64,R0lGODlhHQATAIAAAP///////yH5BAEAAAEALAAAAAAdABMAAAJBjI+py+0JTAQ0RPlQnefa3FnT9nnZxUkjiJVky8byTNf2TaOi2qFbFSoJU7oPBAPkUJIqk86jbBUhU6bRZ8JpHwUAOw==") no-repeat 0 -10px;
         position: absolute;
         left: 5px;
         top: 5px;
         box-shadow: 0 0 0 1px #fff;
         border-radius: 2px;
         z-index: 12;
-
-        & when(@pageTheme = true) {
-          background-image: url('docs/img/update_badage.gif');
-        }
       }
     }
     &.section-new {