diff --git a/JFSphoto.py b/JFSphoto.py
index 2a93835..39a5322 100644
--- a/JFSphoto.py
+++ b/JFSphoto.py
@@ -297,6 +297,7 @@ class Jfsphoto (object):
         
         # root.mainloop()
     def do_math(self):
+        stati = [("Raw",1),("Raw + Baseline",2),("Transmission",3),("Absorption",4)]
         
         win = tk.Toplevel()
         #win.geometry("450x200+100+100")
@@ -307,7 +308,7 @@ class Jfsphoto (object):
         self.center.grid_columnconfigure(1, weight=1)
         self.center.grid(row=1, sticky="nsew")
         self.ctr_mid = tk.Frame(self.center, bg='yellow', width=250, height=190, padx=3, pady=3)
-        self.ctr_right = tk.Frame(self.center, bg='green', width=100, height=190, padx=3, pady=3)
+        self.ctr_right = tk.Frame(self.center, bg='green', width=200, height=190, padx=3, pady=3)
         self.ctr_mid.grid(row=0, column=0, sticky="nsew")
         self.ctr_right.grid(row=0, column=1, sticky="ns")
         self.fig = plt.Figure(figsize=(8,4),dpi=100)
@@ -317,8 +318,13 @@ class Jfsphoto (object):
         self.ax1.plot(t, s, linewidth=0.6)
         self.canvas = FigureCanvasTkAgg(self.fig, master = self.ctr_mid)
         self.canvas._tkcanvas.pack(side = tk.TOP, fill = tk.BOTH, expand = 1)   
-        self.chb = tk.Checkbutton(master=self.ctr_right,text='Hi there',variable=self.ok,command=self.look)
-        self.chb.grid(row=0,column=0)
+        #self.chb = tk.Checkbutton(master=self.ctr_right,text='Raw',variable=self.ok,command=self.look)
+        #self.chb.grid(row=0,column=0)
+        n = 0
+        for txt,val in stati:
+            tk.Radiobutton(master=self.ctr_right,text=txt,variable=self.ok,command=self.look,value=val,padx=5,pady=5).grid(row=n,column=0,sticky="w")
+            n=n+1
+
 
         win.focus_set()
         win.grab_set()
@@ -329,6 +335,38 @@ class Jfsphoto (object):
         self.ax1.clear()
         if self.ok.get()==1:
             self.df.plot(x = 'nmscale',y = 'p1', color='red',linewidth=0.6,ax=self.ax1)
+        elif self.ok.get()==2:
+            self.df.plot(x = 'nmscale',y = 'p1', color='red',linewidth=0.6,ax=self.ax1)
+            self.df.plot(x = 'nmscale',y = 'baseline', color='blue',linewidth=0.6,ax=self.ax1)
+        elif self.ok.get()==3:
+            right = 0
+            left = 0
+            y = self.df['p1']
+            b = self.df['baseline']
+            c = np.zeros(3694, np.float32)
+            for i in range(0,3694):
+                if b[i]==0:
+                    c[i] = 1
+                    if (left > 0 and right==0):
+                        right=i
+                else:
+                    if (left==0):
+                        left=i
+                    c[i] = y[i]/b[i]
+            print("left ",left," right ",right)
+            self.df['p2']=c
+            
+            #for i in range(0,3694):
+            #    self.df
+            # if (self.df(pltBaseData16[i] == 0):
+            #     config.pltData16[i] = 1
+            # else:
+            #     config.pltData16[i] =  (config.pltData16[i] / config.pltBaseData16[i])
+            # if (self.jf.abs_trans.get()==1):
+            #     config.pltData16 = np.log10(config.pltData16)*-1
+
+            self.df.plot(x = 'nmscale',y = 'p2', color='red',linewidth=0.6,ax=self.ax1)
+            self.ax1.set_xlim([self.nm_left+left*self.nm_step, self.nm_left+right*self.nm_step])
         else:
             t = arange(0.0, 3.0, 0.01)
             s = sin(2*pi*t)