Yusuf,

Y> Because, I deleted everthing including the subject.
Y> From my point of view it is new message.
Y> Just curiosity.
Y> How do you know I replied an email?
Y> And what difference does it make if I reply a mail and re-fill
Y> everything?
Y> Sorry if these are odd questions.

More OT than odd. ;-)

The "In-Reply-To" header is used for threading, and most mailers set
it when you reply. As a result, mail clients that thread correctly
attach your message to something unrelated.

Ciao
--
Nando Dessena
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