Windows 7 Only One Way Networking between W7 and XP?

I got it to work! (for 1 share so far) This is what i did:

Created an itentical user name on the win 7 PC

Right click the drive and go into properties - sharing and advanced sharing

Select share this folder

Add the new user name (Share Name) then click permissions
and give read, right and full control

Then go into the security tab and click edit then click add and add the new user

(make sure the user has full control in the security tab) everyting checked except Special permissions

After you add the new user and while in the security tab select the new user then click advanced

Select the new user and click change permissions

then select the new user

Check the box for "Replace all child permissions with...