There is a multitude of recording programs, some easy others complex. But if you are looking for simplicity, the best thing to do is look for a program specifically dedicated to it, like Easy WMV/ASF/ASX to DVD Burner.
The only aim of Easy WMV/ASF/ASX to DVD Burner is to record your WMV, ASF or ASX format videos directly to DVD, no more, no less, and as easy as that.
Easy WMV/ASF/ASX to DVD Burner, apart from doing the recording, inserts an image of it in the DVD. If the user wants, they can make a copy to the hard drive. It works with both NTSC and PAL systems..