This is very important when working in flash and large amount of content. Flash movies tend to be fixed in width and height usually. If we have much content based on text or images and we have to fit that all in the same flash movie then here is what content scroll in flash will help us in doing it.
Flash Scroll bar
Custom Scroll bar With easing motion of content controlled by actionscript.
Simple Text Scroll
Very simple scroll controlled by two buttons.