Switch between windows bug

OK this is getting to be a pain! Are others having thisproblem. Can't tell you when but all of a sudden if you use thepull down for windows the get random parts in you assembly nomatter what the list says. If you use Ctrl-Tab and go to the imageyou get the correct part.
Others having this? It sound like it.

2008 ver 3.0SolidworksUser Interface