What do you have protecting your laptop now?
It depends on what you are looking for and your system. Avtivirus or Security Suite.On demand Scanners and Sandbox programs.Browser addons.Also are you looking for Free or Paid.
Free:
Avast Antivirus
AVG Antivirus
Comodo Antivirus
Comodo Internet Security
I prefer Comodo Internet Security 6 for a free solution
Paid Antivirus & Security Suites:
Avast Internet Security
Kaspersky Antivirus or Internet Security
Eset Nod32 Antivirus or Smart Security
To name a few
Ondemand & Sandbox:
Sandboxie{Free}
Shadow Defender
MalwareBytes Anti-Malware{free}
Hitman Pro
These are just some of the good products out there.I can tell you what I use but it might not be the best for your needs or your system.
Here is a good place to start http://malwaretips.com/Thread-Compilation-of-recent-security-software-reviews?pid=100516#pid100516
You can look through the reviews section http://malwaretips.com/Forum-The-Community-Video-Reviews