Clonzilla is an open source backup and recovery software package that can be used like Norton Ghost. Clonezilla Live is downloaded as an iso file which means it is an image that must be burned to CD. This is not the same as copying a file to CD.
Sourceforge.net is an opensource software community that has lots of utility programs available for download. For burning CD images try CDRTFE.
CDRTFE Menu
The screenshot above shows the tab to select for burning CD images.