Jenny, of Little Green Notebook, is a genious!  She took a craigslist find, pictured above and turned it into this:

Because she fell in love with this:

But it was out of her price range.  For a complete tutorial visit Jenny's site here:  http://littlegreennotebook.blogspot.com/2009/03/make-ottoman-from-coffee-table.html

She recently updated her ottoman to look like this:

Which is very nice too!  You can click on the picture to see the details on this latest transformation.  I love seeing projects like this, becuase it helps me get brave with my paint brush and staple gun.  I just popped over to craigslist in my area to see what kind of square tables were available and there were several!