Question about load movie please >

hello every one >

i have a movie clip , and abutton in it , i want when i click the button load another movie in level 0 and gotoAndPlay frame in this movie (( which loaded ))

for exampe : my movie name : “a” and another name : b , when clicking the button in “a” will load “b” movie and gotoAndPlay frame 2 (example) in movie “b”

and i have many button , every button has a different frame to go it ,

any one help me

thankxx

good by