having trouble getting into my facebook account?

[nicolle]

everytime i try to login to my facebook a page pops up saying detected suspicious activity and it asks for my credit card information. is this a scam and how can i get into my account?

[abraXus]

either your computer is infected with a virus, or you install a malicious browser extension

[Rajeev]

try using different computer or contact facebook administrator.

[Angeleyes]

Definitely a scam, no decent website should ask for your bank details or credit card information.
Maybe you have a virus on your computer.

[Mohamed Zaalouk]

Scam + malicous , so lets remove it : 1- install super antispyware make a quick scan
2- install malwarebyte make a full scan
3- install KASPERSKY antivirus - 2013 make a full scan
4- remove all cookies
Done

malwarebyte : http://www.malwarebytes.org/

super antispyware :http://www.superantispyware.com
kaspersky : http://www.kaspersky.com/