I've not been around for a while and am so sorry to come back and see you're not keeping well ~hugs~ Hope you're feeling a wee bit better now!
I haven't a clue about the wiring problem sorry but I hope you get it sorted out soon! What Rob says is great advice though.. De-frag should help lots and also get something like Ad-aware (or another malware programme) that will find and get rid of anything running in the background.
Numpty:- (num-p-tee) dialect, chiefly Scot, ~n. 1. a bumbling fool: one who is intellectually challenged. 2. widely known in Scotland as an MSP (Member of Scottish Parliament).