How do you see someone's message on windows live messenger?

search Windows live messenger download on the google search bar download it and go to the start button on your computer and in the search bar at the bottom of it type in Windows live messenger download and if u see it under the programs tab click it and it will install it and it will appear at the bottom right hand corner of your computer click it put in your email address and passWord and it will sign u in and your done.