Localhost not working in chrome and firefox

Question

I am doing a web project using visual studio 2010(MVC3 Razor) and Windows 7.

My default browser is IE. When I run the project, the website working is perfectly with

Answer 1

I found that when I had this issue that I had to delete the application.config file from my solution. I was pulling the code from co-worker's repository whose config file was mapping to their local computer resources (and not my own). In addition to that, I had to create a new virtual directory as explained in the previous answers.