Virus scan before you download with VirusTotal 
With VTzilla firefox add-on you can scan file for virus before you download them in your PC. VTzilla uses the power of web based virus scanning service VirusTotal.com. VirusTotal scans your file URL and the file for virus, malwares, and spywares with about 42 virus scanning engines and gives you the scanning result.
Download VTzilla Add-on for Firefox
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