void eezz()
{
   //
   // e+e- -> Z0Z0
   //
   TCanvas *c1 = new TCanvas("eezz", "e+e- --> Z0Z0", 100,10, 400, 300);
   c1->Range(0, 0, 90, 60);
   Int_t linsav = gStyle->GetLineWidth();
   gStyle->SetLineWidth(3);
   TLatex t;
   t.SetTextAlign(22);
   t.SetTextSize(0.1);
   TLine * l;

   // Incoming e+e-
   l = new TLine(10, 10, 45, 15); l->Draw();
   l = new TLine(10, 50, 45, 45); l->Draw();

   t.DrawLatex(7,6,"e^{-}");
   t.DrawLatex(7,55,"e^{+}");

   // WW fusion propagators
   l = new TLine(45, 15, 45, 45); l->Draw();
   //   l = new TLine(45, 45, 50, 30); l->Draw();
   //   t.DrawLatex(42.5, 37.5,"W^{+}");
   //   t.DrawLatex(42.5, 22.5,"W^{-}");

   // Outgoing Z0Z0
   lc = new TCurlyLine(45, 15, 75, 10); lc->SetWavy(); lc->Draw();
   lc = new TCurlyLine(45, 45, 75, 50); lc->SetWavy(); lc->Draw();
   //   l = new TLine(50, 30, 75, 30); l->Draw();

   t.DrawLatex(80,55,"Z^{0}");
   t.DrawLatex(80,6,"Z^{0}");
   //   t.DrawLatex(80,30,"H^{0}");

   c1->Update();
   gStyle->SetLineWidth(linsav);
}