SEQ Number in FORM

I need to insert a record number of registration on a variable in a form
as I can do ?
Thanks

Re: SEQ Number in FORM

OnAfterInsert: (auto inc field)
$id_last_insert = mysql_insert_id();

Get recnum from select, look at:
http://jimlife.wordpress.com/2008/09/09/displaying-row-number-rownum-in-mysql/

Regards,
Scott.