Thanks so much,Grinder,for your help!!!

I try your code,and working good,just what I wont to do in my project,when I press button in PORTA.2, to change program,and still in same program,
and your code do it that!

But,can,you ex plane me,what I must do, which peace,of your code,I must change,
if I like to change, which port I like to be low,of high,I mean because I like to make some ,to combinations of led,to high,or low,to I do it myself!