diff --git a/Demo_Matplotlib.py b/Demo_Matplotlib.py
index 36cee679..93f98a8f 100644
--- a/Demo_Matplotlib.py
+++ b/Demo_Matplotlib.py
@@ -1,9 +1,7 @@
 import PySimpleGUI as g
 import matplotlib
 matplotlib.use('TkAgg')
-from numpy import arange, sin, pi
-from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg, FigureCanvasAgg
-from matplotlib.figure import Figure
+from matplotlib.backends.backend_tkagg import FigureCanvasAgg
 import matplotlib.backends.tkagg as tkagg
 import tkinter as Tk
 
@@ -42,22 +40,30 @@ def draw_figure(canvas, figure, loc=(0, 0)):
     # which must be kept live or else the picture disappears
     return photo
 
-f = Figure(figsize=(5, 4), dpi=100)
-a = f.add_subplot(111)
-t = arange(0.0, 3.0, 0.01)
-s = sin(2*pi*t)
+#------------------------------- PASTE YOUR MATPLOTLIB CODE HERE -------------------------------
+import numpy as np
+import matplotlib
+import matplotlib.pyplot as plt
 
-a.plot(t, s)
-a.set_title('Tk embedding')
-a.set_xlabel('X axis label')
-a.set_ylabel('Y label')
+# Fixing random state for reproducibility
+np.random.seed(19680801)
 
-# -------------------------------- GUI Starts Here --------------------------------
-canvas_elem = g.Canvas(size=(500, 400))         # get the canvas we'll be drawing on
+
+matplotlib.rcParams['axes.unicode_minus'] = False
+fig, ax = plt.subplots()
+ax.plot(10*np.random.randn(100), 10*np.random.randn(100), 'o')
+ax.set_title('Using hyphen instead of Unicode minus')
+
+# -------------------------------- GUI Starts Here -------------------------------#
+# fig = your figure you want to display.  Assumption is that 'fig' holds the      #
+#       information to display.                                                   #
+# --------------------------------------------------------------------------------#
+figure_x, figure_y, figure_w, figure_h = fig.bbox.bounds
+canvas_elem = g.Canvas(size=(figure_w, figure_h))         # get the canvas we'll be drawing on
 # define the form layout
 layout = [[g.Text('Plot test')],
           [canvas_elem],
-          [g.OK(pad=((250,0), 3))]]
+          [g.OK(pad=((figure_w/2,0), 3), size=(4,2))]]
 
 # create the form and show it without the plot
 form = g.FlexForm('Demo Application - Embedding Matplotlib In PySimpleGUI')
@@ -65,7 +71,7 @@ form.Layout(layout)
 form.ReadNonBlocking()
 
 # add the plot to the window
-fig_photo = draw_figure(canvas_elem.TKCanvas, f)
+fig_photo = draw_figure(canvas_elem.TKCanvas, fig)
 
 # show it all again and get buttons
 button, values = form.Read()
diff --git a/PySimpleGUI.py b/PySimpleGUI.py
index 7de09ce2..e371e23e 100644
--- a/PySimpleGUI.py
+++ b/PySimpleGUI.py
@@ -850,7 +850,7 @@ class Frame(Element):
 #                           Slider                                       #
 # ---------------------------------------------------------------------- #
 class Slider(Element):
-    def __init__(self, range=(None,None), default_value=None, orientation=None, border_width=None, relief=None, scale=(None, None), size=(None, None), font=None, background_color=None, text_color=None, key=None, pad=None):
+    def __init__(self, range=(None,None), default_value=None, resolution=None, orientation=None, border_width=None, relief=None, scale=(None, None), size=(None, None), font=None, background_color=None, text_color=None, key=None, pad=None):
         '''
         Slider Element
         :param range:
@@ -869,6 +869,8 @@ class Slider(Element):
         self.Orientation = orientation if orientation else DEFAULT_SLIDER_ORIENTATION
         self.BorderWidth = border_width if border_width else DEFAULT_SLIDER_BORDER_WIDTH
         self.Relief = relief if relief else DEFAULT_SLIDER_RELIEF
+        self.Resolution = 1 if resolution is None else resolution
+
         super().__init__(ELEM_TYPE_INPUT_SLIDER, scale=scale, size=size, font=font, background_color=background_color, text_color=text_color, key=key, pad=pad)
         return
 
@@ -1084,6 +1086,9 @@ class FlexForm:
             if self.RootNeedsDestroying:
                 self.TKroot.destroy()
                 _my_windows.Decrement()
+            # if form was closed with X
+            if self.LastButtonClicked is None and self.LastKeyboardEvent is None and self.ReturnValues[0] is None:
+                _my_windows.Decrement()
         if self.LastKeyboardEvent is not None or self.LastButtonClicked is not None:
             return BuildResults(self, False, self)
         else:
@@ -1805,7 +1810,7 @@ def PackFormIntoFrame(form, containing_frame, toplevel_form):
                 else:
                     range_from = element.Range[0]
                     range_to = element.Range[1]
-                tkscale = tk.Scale(tk_row_frame, orient=element.Orientation, variable=element.TKIntVar, from_=range_from, to_=range_to, length=slider_length, width=slider_width , bd=element.BorderWidth, relief=element.Relief, font=font)
+                tkscale = tk.Scale(tk_row_frame, orient=element.Orientation, variable=element.TKIntVar, from_=range_from, to_=range_to, resolution = element.Resolution, length=slider_length, width=slider_width , bd=element.BorderWidth, relief=element.Relief, font=font)
                 # tktext_label.configure(anchor=tk.NW, image=photo)
                 tkscale.config(highlightthickness=0)
                 if element.BackgroundColor is not None:
diff --git a/__pycache__/PySimpleGUI.cpython-36.pyc b/__pycache__/PySimpleGUI.cpython-36.pyc
deleted file mode 100644
index d418c670..00000000
Binary files a/__pycache__/PySimpleGUI.cpython-36.pyc and /dev/null differ