Depending on the circumstances of how the screen got cracked, this problem might be covered by:
a) your Future Shop product service plan (if you purchased one) - see here for information on how to initiate the repair process
b) ou can get your iPod serviced by Apple Canada (either in or out of Apple's own warranty) - click here to find out more information
c) if it is out of warranty you can also get it repaired by companies that specialize in doing this (do a web search) or you can do it yourself
