英语好的人帮我把下面的辞职信翻译成英语，我要辞职用的，最好能写标准，谢谢了，祝大家情人节快乐，急用

DearXX
I am writing this resignation to you with a complecated feeling because I entered this company for your belief of my ability.I really treasure this one-year experience in the company.From the experience my knowladge and action ability has increaced and I leart a lot which can't be learnt in school,I appreciated for it.
I am very satisfied with th circumstance,crew and work of the company,but I have to give my resignation of officially leaving in 2011.2.30 for the reason of personal career.
Thanks for giving an oppotunity to me and for making me with brilliant colleague.This is my first job after graduating,so it's a big wealth to me of this experience and the help you gave me.I will be proud of having been one of the staff of this company no matter wher,when I am.This period will be one of the most important part of my career.
At last,wish you all having promotion and success.
Honestly wish you access my resignation.
Thank you.
一个字一个字打的，给点辛苦分吧。