New question please ""easy""

hello

i,m very sorry to post many thread and question but i want to learn …

my question :

how i can make a button , and movie clip , when i click the button the movie clip will be his visible = false ;
i know how i can that but i want when i click another one in the same button the movie visible will be = true ;

and repeated " when click visible = false , another click visible = true ’

thunx

by