diff --git a/Software/Tools/Style.C b/Software/Tools/Style.C
index c424e6e..762afa8 100644
--- a/Software/Tools/Style.C
+++ b/Software/Tools/Style.C
@@ -33,6 +33,8 @@
 
 void DrawHistCompare3(TCanvas *canvas, TH1 *hist1, TH1 *hist2, TH1 *hist3, TLegend *leg, TString folder = "");
 
+void DrawHistFunc(TCanvas *canvas, TH1 *hist, TF1 *func, TString folder = "");
+
 void DrawHist2(TCanvas *canvas, TH2 *hist, TString option = "", TString folder = "");
 
 void DrawHistStats(TCanvas *canvas, TH1 *hist, TPaveStats *stats, TString option = "", TString folder = "");
@@ -194,6 +196,7 @@
   TStyle *style = getLHCbStyle();
   style->SetOptStat("emruo");
   style->SetTitleOffset(1.05,"Y");
+  style->SetStatY(0.88);
   // TGaxis::SetMaxDigits(3);
 
   return;
@@ -340,7 +343,24 @@
   return;
 }
 
-// DrawHist2 draws the "hist" histogram in the "canvas" canvas, by default with the "" option, and saves the result in the "folder" folder, in a pdf file names "canvas.pdf".
+// DrawHistFunc draws the "hist" histogram and the "func" function in the "canvas" canvas and saves the result in the "folder" folder, in a pdf file named "canvas.pdf".
+void DrawHistFunc(TCanvas *canvas, TH1 *hist, TF1 *func, TString folder){
+  TString path;
+  path = folder;
+  TString name = canvas->GetName();
+  canvas->cd();
+  hist->Draw("E");
+  func->Draw("SAME");
+  canvas->Update();
+  canvas->Write();
+  name = path + "/" + name + ".pdf";
+  canvas->SaveAs(name);
+  canvas->Close();
+
+  return;
+}
+
+// DrawHist2 draws the "hist" histogram in the "canvas" canvas, by default with the "" option, and saves the result in the "folder" folder, in a pdf file named "canvas.pdf".
 void DrawHist2(TCanvas *canvas, TH2 *hist, TString option, TString folder) {
   TString path;
   path = folder;
@@ -356,7 +376,7 @@
   return;
 }
 
-// DrawHistStats draws the "hist" histogram and the "stats" stats in the "canvas" canvas, by default with the "" option, and saves the result in the "folder" folder, in a pdf file names "canvas.pdf".
+// DrawHistStats draws the "hist" histogram and the "stats" stats in the "canvas" canvas, by default with the "" option, and saves the result in the "folder" folder, in a pdf file named "canvas.pdf".
 void DrawHistStats(TCanvas *canvas, TH1 *hist, TPaveStats *stats, TString option, TString folder) {
   TString path;
   path = folder;
@@ -373,7 +393,7 @@
   return;
 }
 
-// DrawHistStats2 draws the "hist" histogram and the "stats" stats in the "canvas" canvas, by default with the "" option, and saves the result in the "folder" folder, in a pdf file names "canvas.pdf".
+// DrawHistStats2 draws the "hist" histogram and the "stats" stats in the "canvas" canvas, by default with the "" option, and saves the result in the "folder" folder, in a pdf file named "canvas.pdf".
 void DrawHistStats2(TCanvas *canvas, TH2 *hist, TPaveStats *stats, TString option, TString folder) {
   TString path;
   path = folder;