Just in case you know the name of a file and want to open the among many without finding in the solution explorer,check out the following option in the VS.NET.
Just type "> open" followed by first few characters of the file in the "Find" in the toolbar and it would give you all the matching results(irrespective of the location or extensiton). You just hit enter on the file you want to open.
Update :- And how to go to that Find bar in the VS 2008. Just hit Ctrl+/ and you are there! 🙂Just hit Ctrl+/ and you are there! 🙂