How to upload ajax enabled website on the webserver

Hi

I am using asp.net 2.0 . i have created ajax enabled website it works good in local machine but

after uploading on the  webserver i have got the following error

   
       
   

Notes: The current error page you are seeing can be replaced by a custom error page by modifying the "defaultRedirect" attribute of the application's configuration tag to point to a custom error page URL.

can any one solve this issue and tell me what are the steps to be taken to upload ajax enabled website on the server for ur kind info i am using asp.net2.0

plz send me ur suggestion its very very urgent