Create OCX using INDY componets in Delphi 7 for sending emai

The ocx should work like this Drop componet into Application during development time then using VBA script during run time from the host application. call the ocx with these parameters From Subject SMTP server Port Body User name User Password File Attachment the OCX then opens an ini file and reads in multiple recipents closes the file and sends the emails Must use Delphi 7 and INDY componets