*** Default implementations creates self post back form
? HtmlFormOpen() && <form action="" method="POST">
? HtmlFormOpen("PostToPage.wwd","POST","","form1") && <form action="PostToPage.wwd" method="POST" id="form1">

HtmlFormOpen(lcAction,lcMethod,lcAttributes,lcId)

lcAction
The Url the form posts back to. If not provided or empty this value is set to blank which means that the form posts back to the current page.

lcMethod
The method - POST or GET. POST is the default.

lcAttributes
Optional attributes or any string embedded into the form tag

lcId
Optional id for the form tag.