I\'ve been programming for 10+ years now for the same employer and only source code control we\'ve ever used is VSS. (Sorry - That\'s what they had when I started). There\'s
If you're used to the way VSS works, check out (no pun intended) Sourcegear's vault. It's an excellent way to migrate away from VSS as it comes with IDE integration and supports check out / check in, but when you're ready and feel comfortable you can also move to the edit update commit style of programming found in SVN.
It's free for single developers, runs on IIS and is built on .net so it should be a fairly familiar stack for you to switch to.