Need XML Website Help

[Stylez]

Im unsure if this is the correct place but I need help, Can you please tell me how I can get a Donation Page on my Nicaw XML Account Website, I want it to be a Donation Page where players can Buy Items also so how would I put pictures on there showing the items and how would I set it up for each purchase and how would I make that page so Basically I just need a full Tutorial on how to make an Item Sales Page, Payment Methods Dao Pay or Pay Pal Thanks!

This is really an issue i need help with, iv tried many other Forums and noone can help.
~Regards