How do I merge my two SCN accounts into a single one ?

Hello Moderators,

Please suggest.

How do I merge my two SCN accounts into a single (current) one and delete the old one which is not required any more

http://search.sap.com/ui/scn#query=ansumesh+kumar+samal&startindex=1&filter=scm_a_site%28scm_v_Site11%29&filter=scm_a_resourceType%28scm_v_resType294%29

Thanks in advance

Regards

Ansumesh