trj=readq('dryf.2');
for i=1:11
    plot(trj(:,2,i),trj(:,3,i));
    hold on
end;
plot(trj(:,2,8),trj(:,3,8),'LineWidth',2);
hold on
for i=1:11
    plot(trj(:,4,i),trj(:,5,i));
    hold on
end;
plot(trj(:,4,8),trj(:,5,8),'LineWidth',2);
