How to go to a web site from vb???

If I want to go to yahoo.com by clicking a button from my vb project how can i do it?

Or how to run internet explorer from a vb project.

VB Code:

Private Sub Command1_Click()
     Shell "explorer.exe [url]http://www.mysite.com[/url]"
     'Opens it in Internet Explorer
End Sub

VB Code:

Private Sub Command1_Click()
     ShellExecute "http://www.mysite.com"
     'Opens it in the user's default browser
End Sub