I must say that you are going on an adventure you'll never forget (if you stick to the path and dont run and hide..
Writing your own OS is a challenge for most people. Have fun and dont bang your head against the keyboard to much.
Here are some links from me (warning some assembly needed
)
hxxp://www.dynatos.org/
hxxp://board.win32asmcommunity.net/forumdisplay.php?s=&forumid=34