This seenms to be on of those bogus software that is trying to display multiple messages falsely notifying you that your computer is infected with malware and asking you to buy virus protection. DO NOT GIVE YOUR CREDIT CARD OR PERSONAL INFORMATION.
Please follow the below steps which will help you to proceed further;
Restart the computer and start tapping the F8 key
From the advanced boot options menu select safe mode with networking.
Please follow the steps in this document which will help you in dealing with this fake alert antivirus program.
sharma112, if you still have haven't removed it, then follow these removal instructions:
I hope this will help you. Good luck!