Symantec Security Check needs more information to continue     Details: Symantec Security Check uses your operating system and Web browser information to: Make sure your system is compatible with Symantec Security Check Tailor Symantec Security Check to your Web browser Provide security tests relevant to your operating system   Please indicate which operating system and Web browser you're using: Operating System Web Browser Windows 98, ME Windows NT 4.0 Workstation Windows 2000 Pro Windows XP Windows Vista Macintosh None of the above Internet Explorer 5 or above Netscape Navigator 4.5 or above America Online Safari 1.0 or above Firefox 1.0 or above None of the above Your Web browser provided the following information: CCBot/1.0 (+http://www.commoncrawl.org/bot.html) This information is insufficient to continue with Symantec Security Check. Your computer may be running software that blocks the user-agent HTTP header. The user-agent header provides basic information about your system and browser.  This is usually caused by running software that blocks user-agent.