When first trying to activate Windows Live Mail - the program is trying to load but the ball keeps turning with nothing coming up, shut the system down, and reactivate Windows Live Mail and then it loads.  Does anyone know why?

When first trying to activate Windows Live Mail - the program is trying to load but the ball keeps turning with nothing coming up, shut the system down, and reactivate Windows Live Mail and then it loads.  Does anyone know why?

how do I designate the program which opens up my photograph attachments?