The beauty of a home network is that it can make life so easy--what could be better than sharing an Internet connection so that everyone can be online at the same time? With home networking you can move files from one computer to another, share resources, print to a single printer or multiple printers from any computer in the house, and IM the kids when they're holed up in their rooms. And the downside? Anyone who's ever had to troubleshoot a network glitch doesn't need to ask that question. The simple words, ""Why can't I print? Why can't I get to the Internet? Why does my computer