that you should be aware of online nowadays: - Trojan-Downloader.JS.Zapchast.m - - Trojan-Downloader.JS.Agent.ewo - - not-a-virus:AdWare.Win32.Boran.z - - Zapchast Trojan.JS.Iframe.hw - - Trojan.JS.Redirector.l - - Trojan-Downloader.JS.Agent.exc - All these malware items have infected around 2,280,000 users all over the world this year. That is the way the situation runs that 36% of all the malware items come from China. There are several viruses that redirect users from compromised legitimate web-sites to malicious ones among them. This method is used by the major Internet threats (one of them is most notorious Gumblar). After redirecting to malware site malicious payloads are being downloaded to the system. The cybercriminals use this peculiarity to exploit flaws in different applications like Internet Explorer. The only way to stay protected from them is to have and maintain good anti virus software and anti spyware software.