Farewell Notes/Good Luck Notes

Hi Freinds,
I wanted to have a sample of a "Farewell Note" written to an employee wishing him good luck on his decision of leaving the orgn.
Can anybody Help me...?
Thanks,
Rohan.

Hi frenz,
I think dis wld b helpful to u.....
We bid farewell to Mr./Ms. _______________ from Medica_________________.
He/She was with us for the last <duration> and has now moved on in his/her careers.
We wish him/her all success in his/her future endeavors.
Regards
Sheela Chatterjee

i want to call the staff for farewell for an employee who has been working with us from last 10 years, what sort of letter should i draft?/
regards
sona