diff --git a/themes/bootstrap-blog/scripts/callout.js b/themes/bootstrap-blog/scripts/callout.js
new file mode 100644
index 0000000..6413b33
--- /dev/null
+++ b/themes/bootstrap-blog/scripts/callout.js
@@ -0,0 +1,17 @@
+/**
+ * Bootstrap callout style
+ *
+ * Syntax:
+ *   {% callout [type] %}
+ *   Callout content
+ *   {% endcallout %}
+ */
+
+hexo.extend.tag.register('callout', function(args, content) {
+  var calloutType = args.length ? args[0] : 'default';
+  var result = '';
+  result += '<div class="bs-callout bs-callout-' + calloutType + '">';
+  result += hexo.render.renderSync({text: content, engine: 'markdown'});
+  result += '</div>';
+  return result;
+}, true);
\ No newline at end of file