Try this link for Norton Antivirus or Internet security :
1.    http://spftrl2.digitalriver.com/pub/symantec/2004/NAV2009_16.0_Build_0000001_OEM90_Microsoft.exe (90days OEM)

2.   http://spftrl.digitalriver.com/pub/symantec/2004/PRNAV2009-90ML.exe (90 days Antivirus OEM)

3.         http://spftrl.digitalriver.com/pub/symantec/2004/NAVPCWelt180.exe (180 days OEM German Version)

Please uninstall before it expire and install another version, it will give you for one year. (365 days free)