plot() {

//Plotting macro
//Ian Connelly, RHUL 16/11/11

//Change variables as relevant to your root file

TFile hfile("./output.root","OPEN");
hfile.ls();
TTree* tree = (TTree*)hfile.Get("mytree_m_MC");
TCanvas* zb = new TCanvas("TTree Values","TTree Values",900,900) ;

zb->Divide(3,3) ;
zb->cd(1) ; gPad->SetLeftMargin(0.15) ; tree->Draw("Jpt1") ;
zb->cd(2) ; gPad->SetLeftMargin(0.15) ; tree->Draw("Jpt2") ;
zb->cd(3) ; gPad->SetLeftMargin(0.15) ; tree->Draw("Lpt1") ;
zb->cd(4) ; gPad->SetLeftMargin(0.15) ; tree->Draw("Lpt2") ;
zb->cd(5) ; gPad->SetLeftMargin(0.15) ; tree->Draw("St");
zb->cd(6) ; gPad->SetLeftMargin(0.15) ; tree->Draw("Emiss");
zb->cd(7) ; gPad->SetLeftMargin(0.15) ; tree->Draw("Lminv") ;
zb->cd(8) ; gPad->SetLeftMargin(0.15) ; tree->Draw("Jetn");
zb->cd(9) ; gPad->SetLeftMargin(0.15) ; tree->Draw("Evtn");

zb->Print("./values.ps");

}