Small bot to export contact details from a website

Basically the bot should go to the website [Only registered and activated users can see links. Click Here To Register...] and search for a specific word like "taxi" and export the emails from the company listing, listing by listing, page for page. Only the mails are required.

No requirements on the language.
No source required.
Preferable fast deliver.

Payment after successful showcase.
BTC / PayPal / Bank