My project developed in asp.net using c#.
I want that if one registered user type url/<his/her username>
(ex. www.XYZ.com/abc where abc is the user name) then he/she directly goto the a.aspx otherwise b.aspx(i.e. actually home page). Now where i write the validation code for autherised user without using any other aspx page.

If any one type only www.xyz.com then it will display b.aspx
(This type of implementation is done by http://www.itsmylinks.com/)

What is URL REDIRECTION?How can i use this concept in my .net?
my task is i have generated one url like this "http://example.com/"
I am passing one pearameter like "http://example.com/Empno=1"
I want to display Ename in Database table that corresponding "Empno"
plz Help me Give me one simple example

I am new this concepts
plz Help me send source code to my mailID:mandla.anilbabu@gmail.com