Installing WSS 3.0 extensions beside SPS2010

I was trying to open a sharepoint 2007 project on my x64 windows 7 with SPS2010

First download the x64 extensions:

http://www.microsoft.com/downloads/details.aspx?familyid=FB9D4B85-DA2A-432E-91FB-D505199C49F6&displaylang=en

But you will not be able to install it because you don't have WSS 3.0 installed, so go to this post and follow the steps http://www.dotnetspark.com/kb/2014-installing-visual-studio-extensions-for.aspx to tell your PC that you have the WSS 3.0 installed.