var dz,z:integer;
begin


 if getz>5 then dz:=Round(25600/intpower(2,getz-5)) else dz:=25600;
 z:=round(intpower(2,getz-5));
 if getz>=13 then dz:=256;
 if getz>=13 then z:=100;

 ResultURL:=GetURLBase+Inttostr(z)+'&DX='+Inttostr(round(GetX-intpower(2,getz-1)/2)*dz)+'&DY='+Inttostr(round(gety-intpower(2,getz-1)/2)*dz)+'&trackfile=&rnd=0.9191284459141998&order=';
end.