Deleting a buffer without closing the window

I have found this:
http://vim.wikia.com/wiki/Deleting_a_buffer_without_closing_the_window
Looks promising.
Has anyone else used either of the functions in that page?
Comments?
Alternate recommendations?
thanks
--
Tim
tim at johnsons-web dot com or akwebsoft dot com
http://www.akwebsoft.com

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