How do you install leopard using a dual layer disc and nrg disc image of leopard .?

burnt an nrg image of leopard with nero using a pc..


Tried to install leopard using this image burnt to a dual layer dvd but cant get it to work. do i have to convert the nrg file to dmg and if so how do i do this with a pc as my macbook is not booting and need to reinstall leopard.How do you install leopard using a dual layer disc and nrg disc image of leopard .?
You need the Original Install Media, you can't copy it it will not work. especially using Nero. The copy would have to be a Data DVD, and not Dual Layer