Targets and Paths with Actionscript

Probably the most common question asked to me by someone learning Actionscript goes like this:

"My movie clip moved across the screen fine yesterday, but now that i've loaded it into another movie, it doesn't work! What did i do wrong? Nothing's changed!"

Well, almost nothing. Something changed, the addressing of your clips. Lets learn why:

http://www.learnthat.com/computers/learn.asp?id=2064&index=11