CBSE Board / Neet 2013 Exam — Not getting the response on the Help on line number's not on the email address mentioned on there side.

Address:

East Delhi, Delhi

Hello,
I am virendra varma living in Mumbai .
I filled a Neet 2013 Exam application form for my sister on 27th Dec . 20132,also paid the 1000/- rupess fees for the exam .
But I lost the Registration number of the exam .
So now when I am trying to download the admit card for exam of her I am not able to download .
I tried to contact them on the helpline number which they have mentioned on website "http://cbseneet.nic.in/cbseneet/contact.htm" also droped a number of mail to them on "neet.[protected]@nic.in" But there also no response .
Also went to the facilitation centres mention on the side of Mumbai but they are also saying they also donot have any rights .
So Please help me to whom should I contact .
Plz mail me on "virendra.[protected]@tcs.com" .
My mobile number : [protected] .


Regrads
Virendra varma