Open My Facebook Account

Hello,
Sirs Good afternoon I am trying to open my Facebook account but with no success. I keep getting the message below. could I please be assisted or should I delete it??
Thank you in advance, Maritza I Panneflek
Computer Needs to Be Cleaned
It looks like your computer is being affected by malware. We'll help you fix the problem to keep your account secure and prevent malware from spreading to friends.
Malware is software that tries to steal personal information and causes problems when you use Facebook. Clicking or sharing links that contain spam can give your computer malware.