diff --git a/lib/mail_catcher/growl.rb b/lib/mail_catcher/growl.rb
index 80ec5a8..430522c 100644
--- a/lib/mail_catcher/growl.rb
+++ b/lib/mail_catcher/growl.rb
@@ -6,7 +6,8 @@ module MailCatcher
     end
 
     def notify message
-      system "growlnotify", "--name", "MailCatcher", "--message", "Message received:\n#{message["subject"]}"
+      image_path = File.expand_path(File.join(__FILE__, '..', '..', '..', 'public', 'images', 'logo_large.png'))
+      system "growlnotify", "--image", image_path, "--name", "MailCatcher", "--message", "Message received:\n#{message["subject"]}"
     end
 
     # TODO: Native support on MacRuby with click backs
diff --git a/public/images/logo_large.png b/public/images/logo_large.png
new file mode 100644
index 0000000..55739eb
Binary files /dev/null and b/public/images/logo_large.png differ
diff --git a/public/javascripts/application.coffee b/public/javascripts/application.coffee
index 5bf3338..f0185c2 100644
--- a/public/javascripts/application.coffee
+++ b/public/javascripts/application.coffee
@@ -25,6 +25,7 @@ class MailCatcher
               height: e.clientY - $('#messages').offset().top
 
     $('nav.app .clear a').live 'click', (e) =>
+      e.preventDefault()
       if confirm "You will lose all your received messages.\n\nAre you sure you want to clear all messages?"
         $.ajax
           url: '/messages'
@@ -37,6 +38,7 @@ class MailCatcher
             alert 'Error while quitting.'
 
     $('nav.app .quit a').live 'click', (e) =>
+      e.preventDefault()
       if confirm "You will lose all your received messages.\n\nAre you sure you want to quit?"
         $.ajax
           type: 'DELETE'
diff --git a/public/javascripts/application.js b/public/javascripts/application.js
index 555245e..4c372ff 100644
--- a/public/javascripts/application.js
+++ b/public/javascripts/application.js
@@ -34,6 +34,7 @@
         }
       });
       $('nav.app .clear a').live('click', __bind(function(e) {
+        e.preventDefault();
         if (confirm("You will lose all your received messages.\n\nAre you sure you want to clear all messages?")) {
           return $.ajax({
             url: '/messages',
@@ -50,6 +51,7 @@
         }
       }, this));
       $('nav.app .quit a').live('click', __bind(function(e) {
+        e.preventDefault();
         if (confirm("You will lose all your received messages.\n\nAre you sure you want to quit?")) {
           return $.ajax({
             type: 'DELETE',