diff --git a/apps/cgs/models.py b/apps/cgs/models.py
index b3647cb..61b2463 100644
--- a/apps/cgs/models.py
+++ b/apps/cgs/models.py
@@ -12,10 +12,10 @@ class CGSConfiguration(Configuration):
 
     #device = models.ForeignKey(Device)
     #exp    = models.ForeignKey(Experiment, default = None)
-    freq0 = models.FloatField(verbose_name='Frequency 0',validators=[MinValueValidator(62.5e6), MaxValueValidator(450e6)])
-    freq1 = models.FloatField(verbose_name='Frequency 1',validators=[MinValueValidator(62.5e6), MaxValueValidator(450e6)])
-    freq2 = models.FloatField(verbose_name='Frequency 2',validators=[MinValueValidator(62.5e6), MaxValueValidator(450e6)])
-    freq3 = models.PositiveIntegerField(verbose_name='Frequency 3',validators=[MinValueValidator(62.5e6), MaxValueValidator(450e6)])
+    freq0 = models.FloatField(verbose_name='Frequency 0',validators=[MinValueValidator(62.5e6), MaxValueValidator(450e6)], blank=True, null=True)
+    freq1 = models.FloatField(verbose_name='Frequency 1',validators=[MinValueValidator(62.5e6), MaxValueValidator(450e6)], blank=True, null=True)
+    freq2 = models.FloatField(verbose_name='Frequency 2',validators=[MinValueValidator(62.5e6), MaxValueValidator(450e6)], blank=True, null=True)
+    freq3 = models.FloatField(verbose_name='Frequency 3',validators=[MinValueValidator(62.5e6), MaxValueValidator(450e6)], blank=True, null=True)
     #jfreqs = JSONField(default={"frequencies":[{"f0":freq0,"f1":freq1,"f2":freq2,"f3":freq3}]}, blank=True)
     #clk_in = models.PositiveIntegerField(default=10e6)
     #mult = models.PositiveIntegerField(default=40)
diff --git a/apps/cgs/templates/index_cgs.html b/apps/cgs/templates/index_cgs.html
index 36f0a92..7266a45 100644
--- a/apps/cgs/templates/index_cgs.html
+++ b/apps/cgs/templates/index_cgs.html
@@ -9,6 +9,32 @@
 <p class="text-justify">
   Ingresar Frecuencias
 </p>
+
+
+
+<!-- Agregado 30-11-2015 -->
+ {% if form.is_multipart %}
+    
+    <script type="text/javascript">
+    
+    </script>
+    
+        <form id="{{ idform }}" enctype="multipart/form-data" method="{{ submit_method|default:'post' }}" action="" class="form">
+ {% else %}
+        <form method="{{ submit_method|default:'post' }}" action="" class="form">
+ {% endif %}
+ 
+ {% if step_field %}
+        <input type="hidden" name="{{ step_field }}" value="{{ step0 }}" />
+ {% endif %}
+
+ {% if submit_method != 'GET' and submit_method != 'get' %}
+       {% csrf_token %}
+ {% endif %}
+<!-- Agregado 30-11-2015 -->
+
+
+
 <div class='col-md-8'>
     {% bootstrap_form form size='medium' %} 
 <button type="submit" class="btn btn-primary pull-right">Submit</button>   
diff --git a/apps/cgs/views.py b/apps/cgs/views.py
index e5ec051..baee485 100644
--- a/apps/cgs/views.py
+++ b/apps/cgs/views.py
@@ -24,6 +24,21 @@ def configurate_frequencies(request, id=0):
         'devices':devices,
         'title': ('YAP'),
     }
+    
+    if request.method == 'POST':
+        form = CGSConfigurationForm(request.POST) #, initial={'purchase_request':purchase_request}) 
+        if form.is_valid():
+            instance = form.save(commit=False)
+            #if 'quote' in request.FILES:
+            #    instance.quoe = request.FILES['quote']
+            instance.save()
+            form.save_m2m()
+            msg = _(u'The frequencies have been activated successfully.')
+            messages.success(request, msg, fail_silently=True)    
+            #return redirect(purchase_request.get_absolute_url())
+    else:
+        form = CGSConfigurationForm()           
+    
 
     return render_to_response('index_cgs.html', data, context_instance=RequestContext(request))
     #return render_to_response("index.html", kwargs, context_instance=RequestContext(request))