(flash menu) help please with actionscript

[size=1]ok i have prelaoding and a scene before the menu
so they do thier thing fine.
then it skips the menu and on to the game???
i tried

stop(); <— this should stop the movie at the menu scene?
start.onRelease <— this should make it so when i click on start the game [/size][size=1] starts?[/size]
[size=1]nextScene();

Instructions.onrelease
[/size][size=1]next frame();

[/size][size=1] /\This should make it so when i click instructions it goes to the next frame with the
| instructions on it.
[/size]
i thought this was all right? i guess not? can some 1 help me out

also does ne 1 know how to make a image roll over in flash?