I'd first like to quickly clarify that this isn't about converting the actual Actionscript code from 2.0 to 3.0.
I just want to open a Flash Actionscript 2.0 document as a Flash Actionscript 3.0 document with all the layers etc. intact as they were in the original document, so I can then set about rewriting the code as 3.0
So far, I've tried creating a new Flash CS4 Actionscript 3.0 document, then doing Import/Open External Library/highlighting all the library items and dragging them onto the stage. But this has proven to be a little awkward.
I'm assuming/hoping there's a much simpler way of doing this.
If anyone can help, I'd greatly appreciate it.
I've found the solution; for anyone else in the same boat here it is: