pradip

my pc shows a dialogue box saying that i am not an administrator and needs confirmation when i open apps.although i login with my username and password while pc starts up and there my account has administrator written.in control pannel also it clearly is stated i am admin.how to fix this dialogue box thing. Operating system:Windows 7 Ultimate (64 bit) System root: C:Windows Available physical memory: 3994 MB CPU: Intel® Core i5-3210M CPU @ 2.50GHz Drive Info: C: 100.00 GB D: 302.73 GB E: 295.80 GB Internet Explorer: 9.0