A computer implemented method of generating {HEAD ~ pages} in {TAIL ~ a markup language} for selecting products, comprising: 
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A computer implemented method of generating { HEAD ~ pages } in { TAIL ~ a markup language } for selecting products , comprising :
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH