Bella segnalazione.

Mi permetto di portare sul forum altri siti relativi a Paypal

https://www.paypal.com/buttonfactory
https://www.paypal.com/cgi-bin/webscr?cmd=xpt/cps/developer/DevTools-outside
http://shareme.com/download/paypal-flash-button-creator.html
http://it.wikipedia.org/wiki/PayPal
http://www.paypalsucks.com/
http://www.paypalwarning.com/