Office Home and Student 2007 is a program--it is not your operating system, It shows here that your operating system is Vista.
You should be OK to use online TurboTax but you will not be able to use desktop software that you install from a CD/download.
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
