void ecut() {
//Begin_Html
/*
*/
//End_Html
AliDisplay *edisplay;
TSlider *etacut = edisplay->EtaSlider();
for (Int_t i=0;i<50;i++) {
Float_t ymin = 0.02*Float_t(i);
Float_t ymax = ymin +0.02;
etacut->SetRange(ymin,ymax);
//etacut->SetMinimum(ymin);
//etacut->SetMaximum(ymax);
edisplay->Draw();
Canvas->Update();
}
}