diff --git a/estilos.css b/estilos.css
index 592e46d..9a39d17 100644
--- a/estilos.css
+++ b/estilos.css
@@ -138,16 +138,47 @@ strong {
     color: #5CD2ED;
 }
 
+div.mosaico {
+    float: left;
+    width: 400px;
+}
+
+div.mosaico ul {
+    display: block;    
+    margin-top: 80px;
+}
+
+div.mosaico li {
+    list-style: none;
+    float: left;
+    padding: 4px 5px;
+    width: 110px;
+    height: 100px;
+    display: block;
+}
+
+div.mosaico li img {
+    width: 110px;
+    height: 100px;    
+}
+
 div.quienes-somos {
     text-align: left;
-    margin: 25px auto 0 auto;	
-    width: 850px;
+    float: right;
+    margin: 15px 25px 0 auto;	
+    width: 450px;
+}
+
+div.quienes-somos h2 {
+    padding: 0;
+    margin: 10px 0;
 }
 
 div.quienes-somos p {
     border-top: 1px solid #FFBA00;
     border-bottom: 1px solid #FFBA00;	
-    line-height: 1.5em;	
+    line-height: 1.3em;	
+    font-size:12px;
     margin: 0;
     padding: 10px 70px 10px 0;
 }
diff --git a/nosotros.php b/nosotros.php
index b55268b..d87878f 100644
--- a/nosotros.php
+++ b/nosotros.php
@@ -15,7 +15,21 @@
                 <?php include("_menu.php"); ?>
             </div>
 
-            <div id="content"><div class="quienes-somos">
+            <div id="content">
+                <div class="mosaico">
+                    <ul>
+                        <li><img alt="Eduardo entre..." src="obras-de-arte/eduardo-arroyo/images/eduardo-arroyo-eduardo-entre_small.jpg"/></li>
+                        <li><img alt="Eduardo entre..." src="obras-de-arte/antoni-clave/images/2_untitled_small.jpg"/></li>
+                        <li><img alt="Eduardo entre..." src="obras-de-arte/antonio-saura/images/untitled_small.jpg"/></li>
+                        <li><img alt="Eduardo entre..." src="obras-de-arte/francisco-bores/images/les_palmiers_small.jpg"/></li>
+                        <li><img alt="Eduardo entre..." src="obras-de-arte/juan-barjola/images/tauromaquia_1_small.jpg"/></li>
+                        <li><img alt="Eduardo entre..." src="obras-de-arte/manuel-hernandez-mompo/images/untitled_small.jpg"/></li>
+                        <li><img alt="Eduardo entre..." src="obras-de-arte/miquel-barcelo/images/autorretrato_small.jpg"/></li>
+                        <li><img alt="Eduardo entre..." src="obras-de-arte/oscar-dominguez/images/le_revolver_small.jpg"/></li>
+                        <li><img alt="Eduardo entre..." src="obras-de-arte/celso-lagar/images/bodegon-florero_small.jpg"/></li>
+                    </ul>
+                </div>
+                <div class="quienes-somos">
                     <h2>GALERÍA DE ARTE <strong>IGNACIO REDONDO</strong></h2>
                     <p>La Galería de Arte Ignacio Redondo nació con el propósito de ser un referente indiscutible en el panorama artístico nacional e internacional.<br/><br/>
                     Especializados en pintura española contemporánea, la galería realiza una larga labor de búsqueda y selección de la obra más representativa de los pintores nacionales con mayor reconocimiento internacional. Grandes maestros. Exclusivamente.<br/><br/>
diff --git a/robots.txt b/robots.txt
new file mode 100644
index 0000000..0e3b8b1
--- /dev/null
+++ b/robots.txt
@@ -0,0 +1,5 @@
+User-agent: *
+Disallow: 
+Disallow: /cgi-bin/
+Disallow: /tmp/
+Sitemap: http://www.irfinearts.com/sitemap.xml
\ No newline at end of file
diff --git a/sitemap.xml b/sitemap.xml
new file mode 100644
index 0000000..390a84d
--- /dev/null
+++ b/sitemap.xml
@@ -0,0 +1,135 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<urlset
+      xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
+      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+      xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9
+            http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd">
+<!-- created with Free Online Sitemap Generator www.xml-sitemaps.com -->
+
+<url>
+  <loc>http://www.irfinearts.com/</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/nosotros.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/artistas.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/eduardo-arroyo/index.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/miquel-barcelo/index.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/juan-barjola/index.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/marie-blanchard/index.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/francisco-bores/index.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/antoni-clave/index.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/equipo-cronica/index.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/oscar-dominguez/index.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/menchu-gal/index.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/emilio-grau-sala/index.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/manuel-hernandez-mompo/index.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/celso-lagar/index.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/antonio-saura/index.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/tasacion.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/prensa.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/contacto.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/aviso-legal.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/eduardo-arroyo/eduardo-entre.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/miquel-barcelo/autorretrato.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/juan-barjola/tauromaquia-1.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/juan-barjola/tauromaquia-2.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/juan-barjola/victima-fiesta.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/marie-blanchard/cabeza-mujer.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/francisco-bores/les-palmiers.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/francisco-bores/nature-morte-au-citron.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/francisco-bores/nature-morte-en-bleue.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/antoni-clave/untitled-1.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/antoni-clave/untitled-2.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/antoni-clave/personajes.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/antoni-clave/deux-fruits-rouges.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/equipo-cronica/ruedo-iberico.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/oscar-dominguez/la-ville.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/menchu-gal/caserios.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/emilio-grau-sala/lady-reading-book.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/manuel-hernandez-mompo/untitled.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/celso-lagar/la-corrida.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/celso-lagar/bodegon-florero.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/antonio-saura/delo.php</loc>
+</url>
+<url>
+  <loc>http://www.irfinearts.com/obras-de-arte/oscar-dominguez/le-revolver.php</loc>
+</url>
+</urlset>
\ No newline at end of file
diff --git a/tasacion.php b/tasacion.php
index f3dabe3..eb7769b 100644
--- a/tasacion.php
+++ b/tasacion.php
@@ -1,4 +1,4 @@
-<?php 
+<?php 
 // Pear library includes
 // You should have the pear lib installed
 
@@ -213,7 +213,7 @@ function IsInjected($str)
                 <input type="text" name="tecnica" value="<?php echo $tecnica; ?>"/><br/>
                 <label for='observaciones'>Observaciones</label>
                 <textarea name="observaciones"><?php echo $observaciones; ?></textarea><br/>
-                <legend>Datos del autor</legend>
+                <legend>Datos del propietario</legend>
                 <label for='nombre'>Nombre*</label>
                 <input type="text" name="nombre" class="required" value="<?php echo $nombre; ?>"/><br/>
                 <label for='apellidos'>Apellidos*</label>