Embed an HTML <form> within a larger <form>?

Question

I want to have an HTML form embedded in another form like so:

Answer 1

Here is the definitive working answer. I didn't need to create an extra parent DIV and name it id="place_here". Naming a table cell id="place_here" and making it the parent to DIV id="div_2" was enough. This is a brilliant little work around. Someone on another thread helped me with this.