diff --git a/src/javascripts/jquery.tipsy.js b/src/javascripts/jquery.tipsy.js
index 7b7d079..b2c5d4a 100644
--- a/src/javascripts/jquery.tipsy.js
+++ b/src/javascripts/jquery.tipsy.js
@@ -72,8 +72,7 @@
             } else if (typeof o.title == 'function') {
                 title = o.title.call($e[0]);
             }
-            title = '' + title;
-            // TODO: trim
+            title = ('' + title).replace(/(^\s*|\s*$)/, "");
             return title || o.fallback;
         },