Hey,

Yes, it will install on Vista. See here:

http://www.microsoft.com/visualstudi...s/professional

WOW refers to Windows 32 bit On Window, it is an acronym, see here:

http://en.wikipedia.org/wiki/WOW64

I think you might have got a bit confused there. Your laptop is either 64 bit, or not. I am going to guess that your laptop is 64 bit capable, but you are running a 32 bit OS.

Gary