Help Needed On How To Create CNAME Record In Google Adsense for Domains

[bustani100]

Please help me here and I'd be forever grateful.

These are my results I get when trying to create the CNAME myself.
Domain:
mydomain.com

Language: English

Validation Status [?]: Verifying Domain

Status Notes:
No CNAME Record found.
A Records:216.239.32.21,216.239.34.21, 216.239.36.21, 216.239.38.21,
NS Records: ns1.bluehost.com, ns2.bluehost.com
Detected at 3/21/11 1:58 PM

[bustani100]

I have now been able to create CNAME Record by going through BlueHost Tutorial on the subject.