Please Help Me in Sending mail attachment which has more 255 character leng

Hi Guys,

I need a create a excel file (or tab delimited file) and send it as attachment by mail to the user (in background processing). I use SO_NEW_DOCUMENT_ATT_SEND_API1. I have a problem, that Text file is cutted in last part because there is more then 255 chars in text line.

Can anybody help me?

Thanks in advance,

Prabhu