if you're on a unixy box, take a look for a program called 'xclip'.
$ xclip -o | pmnodecomp-blockquote
it should take care of all of that ^D or <<EOF nonsense.
plus it's a good example of why 'useless use of cat' is a good thing (IMHO). using useless cat allows you to easily replace the useless cat by a usefull program changing only what comes before the pipe.
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