Connecting your netbook to a wireless network (not at school):
Go to Start, Programs, Dell Wireless, Dell Wireless WLAN Card Utility
Click the Add button
Wireless networks that are in range will appear
Choose your home network and click Next
Enter your WEP key, and then again to confirm, click Next (your WEP key can be found on your wireless router)
Click Connect at the next screen
Click OK to exit the Wireless Utility.