Siloed categories remove posts from widget

Hello, i really like your plugin, and this widget too, but only problem is that widget displays latest posts, and i don’t want that because widget is in my footer and it is making it very very big, is there a way to display only categories?

http://img35.imageshack.us/img35/4696/ieq2.jpg

http://wordpress.org/plugins/seo-ultimate/