how do I do this 2 effects? + sparkles tut

[Kazuya19]

http://www.youtube.com/watch?v=kKjGqeMtad4
0:23 I can do it but how did she did that "not moving" border? cuz when overlay the "image" moves if u know what I mean

http://www.youtube.com/watch?v=kdx1ByfiDaY
0:12-0:14 this had me wondering for a while... is it just lighter clips and crossovers or something (?)

I'm using SV Pro 9

Oh, and does anybody knows where I can see tutorials on how to make different sparkles in AE?

tnx in advance