The only thing I don't like about WMM is that it doesn't save to MPEG4 format. Which is what you need to load it onto an iPod. iPods do really well when plugged into a TV btw.
Try Videora iPod Converter. It's free and will convert just about any video into mpeg4 for your ipod.
http://www.videora.com/en-us/Converter/iPod/I use windows Movie Maker as well. Adobe Premier is the other option, but it is very expensive.