Urgent!!!!!!!!!!!

i wnat to have one control in which three buttonds ie one for the converting the text into html, other is to open te particulat html file form the disk and other one of to save the file
i wnat to have one rich text box control on whixh inw rite the text to convert it into html file and will be able to see the html file which i will open thru the button open
wil anybody help me out
i need the full coding simce i am a littile bit new in this area but i am in learning stage my company has offered me toshoe this in two days
pls help me out
its urgent