A couple of old sayings SH*t happens. When all else fails RTFM.
I'm really only posting this for others, who will read and profit from. Above posters gave good advice.
None of these makes you feel any better, but you can take comfort that you are not the FIRST nor will you be the last. Tostibia, as many others, do not ship the Windows install disk, but in the manual ask you to create your own. There is a utility on the HDD to do that. Ofcourse that does not work after you kill the HDD.