cookies virus offers

I am having trouble to use the internet because it pops a page with different names with this:

*YOUR APPLE COMPUTER HAS BEEN BLOCKED*

Mac iOS Alert!!

System has been infected due to unexpected error!

Please Contact Apple Care 1-800-996-8348 Immediately!

to unblock your computer.

Suspicious Activity Detected. Your Browser might have been hijacked or hacked.

ANONYMOUS ACTIVITY

Private and Financial Data is at RISK:

. Your credit card details and banking information

. Your e-mail passwords and other account passwords

. Your Facebook, Skype, AIM, ICQ and other chat logs

. Your private & family photos and other sensitive files

. Your webcam could be accessed remotely by stalkers

IMMEDIATELY CALL APPLE CARE AT 1-800-996-8348

MORE ABOUT THIS INFECTION:

Seeing these pop-up's means that you may have a virus installed on your computer which puts the security of your personal data at a…