diff --git a/JFSphoto.py b/JFSphoto.py
index b7dcad3..fc54a8a 100644
--- a/JFSphoto.py
+++ b/JFSphoto.py
@@ -603,6 +603,7 @@ class Jfsphoto (object):
                 s = 'Is a Cuvet for '+x[0]+' in concentration\n of '+s1+' in the photometer ? '
                 if  tk.messagebox.askokcancel(title='Messurement', message=s):
                     panel.bcollect.invoke()
+                    ## 3000 shoud be calculated
                     panel.after(3000,waitfor)
                     self.df['m1'] = config.rxData16
                     d = self.df.iloc[p]['darkline']
@@ -611,14 +612,24 @@ class Jfsphoto (object):
                     #print(d,b,w,d-w, np.log10(b/(d-w)))
                     val[3]= np.log10(b/(d-w))
                     tree.item(x, text=name,values=val)
+
+
+        def cb2(event):
+            y = []
+            x = []
+            name = tree.selection()
+            for child in tree.get_children(name):
+                x.append(tree.item(child)["values"][2])
+                y.append(tree.item(child)["values"][3])
+            print(x,y)
             
-        
 
 
         win = tk.Toplevel() 
         tree = ttk.Treeview(win)
 
         tree.tag_bind('cb','<<TreeviewSelect>>',cb)
+        tree.tag_bind('cb2','<<TreeviewSelect>>',cb2)
         tree.grid(column=0,row=0)
         tree["columns"]=('id','nm','konz','absorbanz','interval','last')
         tree.column("#0",width=100,minwidth=100,stretch=tk.NO)
@@ -653,7 +664,7 @@ class Jfsphoto (object):
 
         def load_tree():
             for a in self.methods:
-                tree.insert("",'end',a.name,text=a.name,values=(a.id,a.nm,a.units,a.absorbanz,a.step,a.final))
+                tree.insert("",'end',a.name,text=a.name,values=(a.id,a.nm,a.units,a.absorbanz,a.step,a.final),tags=('cb2'))
                 for b in a.messures:
                     tree.insert(a.name,'end',b.name,text=b.name,values=(b.id,'',b.conc,b.absorbanz),tags=('cb'))
         
@@ -670,7 +681,7 @@ class Jfsphoto (object):
                 self.conf_write()
 
         def add_method():
-            tree.insert("",'end',e1.get(),text=e1.get(),values=(e2.get(),e3.get(),e4.get(),e7.get(),e5.get(),e6.get()))
+            tree.insert("",'end',e1.get(),text=e1.get(),values=(e2.get(),e3.get(),e4.get(),e7.get(),e5.get(),e6.get()),tags=('cb2'))
             stp = e6.get()/e5.get()
             for i in range(1,e5.get()+1):
                 na = e1.get()+' '+str(i)
@@ -691,7 +702,7 @@ class Jfsphoto (object):
                         self.methods.remove(p)
 
 
-        
+        #### Tree 
         lf1 = tk.LabelFrame(win,text='Edit the method')
         lf1.grid(column=0,row=1,sticky='w')
         l1 = tk.Label(lf1,text='Name of the Method')
@@ -724,6 +735,18 @@ class Jfsphoto (object):
         lb2.grid(column=1,row=6,sticky='w')
         lb3 = tk.Button(lf1,text='Save Methods',command=save_tree)
         lb3.grid(column=0,row=7,sticky='w')
+        #### canvas
+        lf2 = tk.LabelFrame(win,text='Canvas')
+        lf2.grid(column=1,row=0,sticky='w')
+        fig = plt.Figure(figsize=(3,2),dpi=120)
+        plt.rc('legend',fontsize=8)
+        ax1 = fig.add_subplot(111)
+        canvas = FigureCanvasTkAgg(fig, master = lf2)
+        t = arange(0.0, 3.0, 0.01)
+        s = sin(2*pi*t)
+        ax1.plot(t, s, linewidth=0.6)
+        canvas.draw()
+
 
         load_tree()