Changing the default browser used in VS 2005 and Visual Web Developer
I had a problem changing the default browser because i uninstalled that browser. I got the following solution.
http://www.cambiaresearch.com/c4/83b1ee3e-e1b9-40ef-9505-7276007635d4/Change-the-Default-Browser-in-Visual-Studio-2005-and-Visual-Web-Developer.aspx
Quick Fix:1) Right click on a .aspx page in your solution explorer
2) Select the “browse with” context menu option
3) In the dialog you can select or add a browser. If you want Firefox in the list, click “add” [...]