How to open asp.net proj on button click in c#GUI

Question

Hi everyone 
My question is how we can open asp.net project(web application) on button click of windows application in c#GUI as I tried doing with System.Diagnostics.Process.Start("url"); but it only opens the website already their on the net & does not open my asp.net proj. Everything is made in VS2008 Exp edition.
pls help any help will be great help:-)