Yes it can be done. You need the 4-pole 5-way switch from Stewart MacDonald (
http://www.stewmac.com/shop/Electronics,_pickups/Components:_Switches_and_knobs/Super_Switch.html I know you can get it from Bare Knuckle too, but I couldn't find it on the web site.
In order for this to work properly, you will need the middle pickup to be RWRP.
Vol goes to Tab 0 pole 1
HB red goes to Tab 5 & 4 pole 1
Neck Single white goes to tab 2 & 1 pole 1
Middle white to tab 0 pole 3
jumper tab 4 pole 3 to tab 4 pole 1
jumper tab 3 pole 3 to tab 3 pole 1
jumper tab 2 pole 3 to tab 2 pole 2
Neck Single black to tab 0 pole 2
ground tab 1 & 3 pole 2
ground HB black and middle black
pole 4 is not used