Can you specify the differences ./,../,~/ in ASP.NET?

Question

What are the differences between ./, ../, and ~/ for specifying an image in my web application?

Like current directory, root, parent directory, etc.

Answer 1

"./"  //the current directory
"../" //the parent directory
"/"   //the site root directory
"~/"  //virtual root Web path

Answer 2

ASP.NET Web Project Paths is a very good article in MSDN regarding paths in ASP.NET with good examples.