as3如何创建DropDownList（无XML）

I'm a newbie in AS3 and I'm doing some simple UI. I want to create a dropdown list with a couple of options. I have read a lot of tutorials with hundreds of lines for making a dropdown list. Really? A hundred lines for a dropdown list? I just want to create a simple kind of HTML SELECT. If you know a tutorial that will also work. I'm a newbie in AS3 and I'm doing some simple U