$Status= smtp.SendHtmlMail (<From>, <To>, <Subject>, <Html>)
This is a high level function which allows to set From, To, Subject, HTML mail and also allows to send the HTML mail in a single function.
<From> Denotes the address of the sender.
<To> Denotes the address of the recipient.
<Subject> Denotes the subject line of the message being sent.
<Html> Denotes the content of the e-mail in Html format.
Function returns 1 on success, 0 on failure.