Raju

When I m trying to open gmail, then the above message appeared to me. Also above message appeard some other secured and valuable "http:// sites". Pls help me to solve the problem Operating system:Microsoft Windows XP (32 bit) Service Pack 2 System root: C:WINDOWS Available physical memory: 2013 MB CPU: Pentium® Dual-Core CPU E5500 @ 2.80GHz Drive Info: C: 58.25 GB D: 146.48 GB E: 117.19 GB F: 0.34 GB G: 143.49 GB Internet Explorer: 7.0