diff --git a/highcharts/highcharts/highcharts.py b/highcharts/highcharts/highcharts.py
index 86f38b1..714cbaa 100644
--- a/highcharts/highcharts/highcharts.py
+++ b/highcharts/highcharts/highcharts.py
@@ -6,12 +6,10 @@
 from past.builtins import basestring
 
 from jinja2 import Environment, PackageLoader
-# import sys
-# reload(sys)
-# sys.setdefaultencoding("utf-8")
 
 import json, uuid
-import datetime, random, os, inspect
+import datetime
+import html
 from collections import Iterable
 from .options import BaseOptions, ChartOptions, \
     ColorsOptions, CreditsOptions, DrilldownOptions, ExportingOptions, \
@@ -357,6 +355,22 @@ def buildcontainer(self):
     def htmlcontent(self):
         return self.buildhtml()
 
+    @property
+    def iframe(self):
+        htmlsrcdoc = html.escape(self.htmlcontent)
+        width = int(self.options['chart'].__dict__['width']) if self.options['chart'].__dict__.get('width') else 820
+        height = int(self.options['chart'].__dict__['height']) if self.options['chart'].__dict__.get('height') else 520
+        
+        if self.options['chart'].__dict__.get('options3d'):
+            if len(htmlsrcdoc) < 99965000 :
+                return '<iframe style="border:0;outline:none;overflow:hidden" src="data:text/html,'+ htmlsrcdoc + ' "height= ' + str(height) +' \
+                        width =' + str(width) + '></iframe>'
+            else:
+                return '<iframe style="border:0;outline:none;overflow:hidden" srcdoc="'+ htmlsrcdoc + ' "height= '+ str(height) + ' width = ' + str(width) + '></iframe>'
+        else:
+            return '<iframe style="border:0;outline:none;overflow:hidden" srcdoc="'+ htmlsrcdoc + ' "height= '+ str(height) + ' width = ' + str(width) + '></iframe>'
+    
+
     def __str__(self):
         """return htmlcontent"""
         #self.buildhtml()
diff --git a/highcharts/highmaps/highmaps.py b/highcharts/highmaps/highmaps.py
index 7df1e11..0afe210 100644
--- a/highcharts/highmaps/highmaps.py
+++ b/highcharts/highmaps/highmaps.py
@@ -6,12 +6,12 @@
 
 from past.builtins import basestring
 
-from optparse import OptionParser
 from urllib.request import urlopen
 from jinja2 import Environment, PackageLoader
 
 import json, uuid
-import datetime, random, os, inspect
+import datetime
+import html
 from collections import Iterable
 from .options import BaseOptions, ChartOptions, \
     ColorsOptions, ColorAxisOptions, CreditsOptions, DrilldownOptions, ExportingOptions, \
@@ -418,6 +418,21 @@ def buildcontainer(self):
     def htmlcontent(self):
         return self.buildhtml()
 
+    @property
+    def iframe(self):
+        htmlsrcdoc = html.escape(self.htmlcontent)
+        width = int(self.options['chart'].__dict__['width']) if self.options['chart'].__dict__.get('width') else 820
+        height = int(self.options['chart'].__dict__['height']) if self.options['chart'].__dict__.get('height') else 520
+        
+        if self.options['chart'].__dict__.get('options3d'):
+            if len(htmlsrcdoc) < 99965000 :
+                return '<iframe style="border:0;outline:none;overflow:hidden" src="data:text/html,'+ htmlsrcdoc + ' "height= ' + str(height) +' \
+                        width =' + str(width) + '></iframe>'
+            else:
+                return '<iframe style="border:0;outline:none;overflow:hidden" srcdoc="'+ htmlsrcdoc + ' "height= '+ str(height) + ' width = ' + str(width) + '></iframe>'
+        else:
+            return '<iframe style="border:0;outline:none;overflow:hidden" srcdoc="'+ htmlsrcdoc + ' "height= '+ str(height) + ' width = ' + str(width) + '></iframe>'
+
     def __str__(self):
         """return htmlcontent"""
         #self.buildhtml()
diff --git a/highcharts/highstock/highstock.py b/highcharts/highstock/highstock.py
index fe649ca..70401c5 100644
--- a/highcharts/highstock/highstock.py
+++ b/highcharts/highstock/highstock.py
@@ -4,11 +4,11 @@
 from future.standard_library import install_aliases
 install_aliases()
 
-from optparse import OptionParser
 from jinja2 import Environment, PackageLoader
 
 import json, uuid
-import datetime, random, os, inspect
+import datetime
+import html
 from collections import Iterable
 from .options import BaseOptions, ChartOptions, \
     ColorsOptions, CreditsOptions, ExportingOptions, \
@@ -352,6 +352,21 @@ def buildcontainer(self):
     def htmlcontent(self):
         return self.buildhtml()
 
+    @property
+    def iframe(self):
+        htmlsrcdoc = html.escape(self.htmlcontent)
+        width = int(self.options['chart'].__dict__['width']) if self.options['chart'].__dict__.get('width') else 820
+        height = int(self.options['chart'].__dict__['height']) if self.options['chart'].__dict__.get('height') else 520
+        
+        if self.options['chart'].__dict__.get('options3d'):
+            if len(htmlsrcdoc) < 99965000 :
+                return '<iframe style="border:0;outline:none;overflow:hidden" src="data:text/html,'+ htmlsrcdoc + ' "height= ' + str(height) +' \
+                        width =' + str(width) + '></iframe>'
+            else:
+                return '<iframe style="border:0;outline:none;overflow:hidden" srcdoc="'+ htmlsrcdoc + ' "height= '+ str(height) + ' width = ' + str(width) + '></iframe>'
+        else:
+            return '<iframe style="border:0;outline:none;overflow:hidden" srcdoc="'+ htmlsrcdoc + ' "height= '+ str(height) + ' width = ' + str(width) + '></iframe>'
+
     def __str__(self):
         """return htmlcontent"""
         #self.buildhtml()
diff --git a/highcharts/ipynb.py b/highcharts/ipynb.py
index 648a2e9..20b4e3a 100644
--- a/highcharts/ipynb.py
+++ b/highcharts/ipynb.py
@@ -17,20 +17,7 @@ def _print_html(chart):
         to generate the chart.  This function is bound to the ipython formatter so that
         charts are displayed inline.'''
 
-        import html
-        htmlsrcdoc = html.escape(chart.htmlcontent)
-        width = int(chart.options['chart'].__dict__['width']) if chart.options['chart'].__dict__.get('width') else 820
-        height = int(chart.options['chart'].__dict__['height']) if chart.options['chart'].__dict__.get('height') else 520
-
-        if chart.options['chart'].__dict__.get('options3d'):
-            if len(htmlsrcdoc) < 99965000 :
-                return '<iframe style="border:0;outline:none;overflow:hidden" src="data:text/html,'+ htmlsrcdoc + ' "height= ' + str(height) +' \
-                        width =' + str(width) + '></iframe>'
-            else:
-                return '<iframe style="border:0;outline:none;overflow:hidden" srcdoc="'+ htmlsrcdoc + ' "height= '+ str(height) + ' width = ' + str(width) + '></iframe>'
-        else:
-            return '<iframe style="border:0;outline:none;overflow:hidden" srcdoc="'+ htmlsrcdoc + ' "height= '+ str(height) + ' width = ' + str(width) + '></iframe>'
-
+        return chart.iframe
 
     def _setup_ipython_formatter(ip):
         ''' Set up the ipython formatter to display HTML formatted output inline'''