I paid 0.05 BTC for the Level II upgrade yesterday and around 12 hrs later I am unable to access the site.

I am able to access the rest of the internet BUT NOT YOUR SITE

This is the txn where I sent btc:
https://blockchain.info/tx/937380e8e04b2fbbfa912ca52daabea9125ba371617df18ce3673eaacc716c66

to this address:
1Nn4nuZiFr9uNPVSYRYNiF2EdmBSXSRHqc

my account on your website is from this address:
1Bsr4Pae8aUaY5YEJPTDLS5cV3evpPx6ew

plz clear out if there is any problem.