Customizable Sidebar

Behold, the answers to your plagued problems with my sidebar being too long are gone! Now you can click HIDE to get rid of any section you don’t care about. And, should you change your mind later, you can always click SHOW. All via the magic of cookies.
A thousand thanks to Jennifer over at scriptygoddess who laid the groundwork. It was only about 30 minutes of tweaking – more accurately, plug and chug – to get it to Happy LandTM.