3 line
174 B

  1. begin
  2. ResultURL:=GetURLBase+'&x='+inttostr(GetX-((round(intpower(2,GetZ-1))div 2)))+'&y='+inttostr(((round(intpower(2,GetZ-1))div 2)-1)-GetY)+'&z='+inttostr(GetZ-1);
  3. end.