Look out, Heather Mills McCartney! Female amputees are giving the gorgeous former model a run for her money with a new sexy, shapely leg created by a Wakefield man. Paul Harney has developed the LISA (Lightweight Inconspicuous Shapely Active) leg for amputees who want to wear high heels and don't want unsightly lines on their backsides - often caused by the prosthetic limb's edge. ``What women want is a functional, pretty leg. Women can wear a 2-inch heel with this leg and go barefoot,'' said Harney, owner of the FDR Center for Prosthetics and Orthotics, Inc., in Nashua, N.H. Olga...