Hi fashiondiva81,
I appreciate your efforts to install the drivers. I suggest you to install the Chipset, Wireless and Network Controller from the links provided below:
Chipset: http://dell.to/VI04FX
Wireless: http://dell.to/VHZE2b
Network Controller: http://dell.to/VHZO9N
Please let me know the program that you used to backup old data so that I can help you with it.