diff --git a/app/controllers/contacts_controller.rb b/app/controllers/contacts_controller.rb
index ef9b914..c73ec9c 100644
--- a/app/controllers/contacts_controller.rb
+++ b/app/controllers/contacts_controller.rb
@@ -26,7 +26,7 @@ def show
   def new
     @contact = Contact.new
 	@states = State.order('name').all
-	@municipalities = Municipality.order('name').all
+	@municipalities = Municipality.order('name').all	
 
     respond_to do |format|
       format.html # new.html.erb
diff --git a/app/controllers/municipalities_controller.rb b/app/controllers/municipalities_controller.rb
index 05e7744..c457ced 100644
--- a/app/controllers/municipalities_controller.rb
+++ b/app/controllers/municipalities_controller.rb
@@ -5,7 +5,7 @@ def index
     @municipalities = Municipality.all
 
     respond_to do |format|
-	  format.js { 
+	  format.js {  # se agrego
 		municipalities = State.find(params[:state_id]).municipalities
 		
 		@municipalities = ''
diff --git a/app/views/contacts/_form.html.erb b/app/views/contacts/_form.html.erb
index b9fe654..3bc4042 100644
--- a/app/views/contacts/_form.html.erb
+++ b/app/views/contacts/_form.html.erb
@@ -19,6 +19,19 @@
     <%= f.label :birthdate %><br />
     <%= f.datetime_select :birthdate %>
   </div>
+ 
+  
+  <div class="field">
+	<%= f.label :sex %><br />
+	<div>
+    <%= f.radio_button(:sex, "male") %>
+	<%= f.label(:sex_male, "male") %>
+	<%= f.radio_button(:sex, "female") %>
+	<%= f.label(:sex_female, "female") %>
+	</div>
+  </div>
+ 
+  
   <div class="field">
     <%= f.label :email %><br />
     <%= f.text_field :email %>
diff --git a/app/views/contacts/index.html.erb b/app/views/contacts/index.html.erb
index 137dcc7..4b42fc8 100644
--- a/app/views/contacts/index.html.erb
+++ b/app/views/contacts/index.html.erb
@@ -4,6 +4,7 @@
   <tr>
     <th>Name</th>
     <th>Birthdate</th>
+	<th>Sex</th>
     <th>Email</th>
     <th>Street number</th>
     <th>Colony</th>
@@ -18,6 +19,7 @@
   <tr>
     <td><%= contact.name %></td>
     <td><%= contact.birthdate %></td>
+	<td><%= contact.sex %></td>
     <td><%= contact.email %></td>
     <td><%= contact.street_number %></td>
     <td><%= contact.colony %></td>
diff --git a/app/views/contacts/show.html.erb b/app/views/contacts/show.html.erb
index 4cbfeb1..e4e62ab 100644
--- a/app/views/contacts/show.html.erb
+++ b/app/views/contacts/show.html.erb
@@ -10,6 +10,12 @@
   <%= @contact.birthdate %>
 </p>
 
+<p>
+  <b>Sex:</b>
+  <%= @contact.sex %>
+</p>
+
+
 <p>
   <b>Email:</b>
   <%= @contact.email %>
diff --git a/db/migrate/20120402142512_create_contacts.rb b/db/migrate/20120402142512_create_contacts.rb
index 19f6569..d451096 100644
--- a/db/migrate/20120402142512_create_contacts.rb
+++ b/db/migrate/20120402142512_create_contacts.rb
@@ -3,6 +3,7 @@ def self.up
     create_table :contacts do |t|
       t.string :name
       t.datetime :birthdate
+	  t.string :sex
       t.string :email
       t.string :street_number
       t.string :colony
diff --git a/db/schema.rb b/db/schema.rb
index c22d85a..ede88c3 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -15,6 +15,7 @@
   create_table "contacts", :force => true do |t|
     t.string   "name"
     t.datetime "birthdate"
+    t.string   "sex"
     t.string   "email"
     t.string   "street_number"
     t.string   "colony"