Need Someone who can Help me with 2checkout.com account , Will pay $20 for help.

I created 2weeks ago account at 2checkout.com as seller and I have now finally finished my e-book what I wanted to sell through here, but I have some problems I actually don't know how to get in that payment button on my website, When I just put it on and trying to click on it , it says some error that something about this link isn't valid or so!

Well I need someone who are with 2checkout.com and know how to correctly set it up for website, Willing to pay $20 for this if you can help me out!

Please send me PM!

Need this really Urgent.