Hi notespeller2,
It can be frustrating when the wireless disconnects frequently. I suggest you to update the wireless drivers by downloading them from the following link after punching the Service Tag:
http://dell.to/QjjZDA
You will also need to configure the wirelesss card Roaming Aggressiveness by following the steps provided in the link below:
http://dell.to/11NKiZe
Please let me know about your findings.