How do i install a Convertible Top on my 2000 Ford Mustang?

My roof on my 2000 Ford mustang is starting to tear from the rear window area. How do i install a new roof? does anyone know the steps to installing the convertible top? do i need a roof with a window? or can i just buy the meterial, and use the same window?How do i install a Convertible Top on my 2000 Ford Mustang?It definitely is not a one person job. When you order a new top, it comes with directions, but it doesn't always work out the way the instructions say. My hubby replaced our top and it is a *****. Have fun. That's all I can say.