javascript dynamically generate multiple textboxes and forms based on pulldown menu?

[general_ya]

So I have a drop down menu box that has values 1 - 9..If I select 1, then only 1 set of text box should dynamically show below it, whereas if I select 2, then 2 sets of textboxes will show up. ----pulldown menu selected 1First name textfieldLast name textfieldpulldown menu selected 2First name textfieldLast name textfieldFirst name textfieldLast name textfield