Vist member profile one by one BOT

i want to visit member's profile on this site one member profile after the next one by one automatically b l a c k p l a n e [login to view URL] for example ..if that site have 25,000 members ..the script will visit all of those member profile one by one ..starting form user id: 1 to 25,000 it should include a login form from that site ..so that when i lg into the site with my account ..session started ..that way i can browse through member only section also. i also wanted to be able to choose which USER ID range ( xxx to xxx ) to be viewed from profile to profile ..in other words USER ID beyond xxx or below xxx will not be viewed. please bid according and tell me what method are you planning on using to get the job done ( PHP perfered - moving fast is the key ). i will only pay once you have shown me the finish DEMO of this project. ( paypal or GAF )