diff --git a/YACOSWeb/WebContent/WEB-INF/lib/commons-logging-1.0.4.jar b/YACOSWeb/WebContent/WEB-INF/lib/commons-logging-1.0.4.jar
new file mode 100644
index 0000000..b73a80f
Binary files /dev/null and b/YACOSWeb/WebContent/WEB-INF/lib/commons-logging-1.0.4.jar differ
diff --git a/YACOSWeb/WebContent/WEB-INF/lib/commons-logging.jar b/YACOSWeb/WebContent/WEB-INF/lib/commons-logging.jar
deleted file mode 100644
index 2ff9bbd..0000000
Binary files a/YACOSWeb/WebContent/WEB-INF/lib/commons-logging.jar and /dev/null differ
diff --git a/YACOSWeb/WebContent/WEB-INF/lib/dwr.jar b/YACOSWeb/WebContent/WEB-INF/lib/dwr.jar
new file mode 100644
index 0000000..8b32cf7
Binary files /dev/null and b/YACOSWeb/WebContent/WEB-INF/lib/dwr.jar differ
diff --git a/YACOSWeb/WebContent/WEB-INF/web.xml b/YACOSWeb/WebContent/WEB-INF/web.xml
index e191ee9..c60f8be 100644
--- a/YACOSWeb/WebContent/WEB-INF/web.xml
+++ b/YACOSWeb/WebContent/WEB-INF/web.xml
@@ -1,44 +1,54 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version="1.0" encoding="UTF-8"?>
+
+<web-app version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee 
+         http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
 
-<web-app version="2.4"
-         xmlns="http://java.sun.com/xml/ns/j2ee"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee 
-         http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd" >
+	<servlet>
+		<servlet-name>yacos</servlet-name>
+		<servlet-class>
+			org.springframework.web.servlet.DispatcherServlet
+		</servlet-class>
+		<load-on-startup>1</load-on-startup>
+	</servlet>
 
-  <servlet>
-    <servlet-name>yacos</servlet-name>
-    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
-    <load-on-startup>1</load-on-startup>
-  </servlet>
+	<servlet-mapping>
+		<servlet-name>yacos</servlet-name>
+		<url-pattern>*.htm</url-pattern>
+	</servlet-mapping>
 
-  <servlet-mapping>
-    <servlet-name>yacos</servlet-name>
-    <url-pattern>*.htm</url-pattern>
-  </servlet-mapping>
+	<welcome-file-list>
+		<welcome-file>index.jsp</welcome-file>
+	</welcome-file-list>
 
-  <welcome-file-list>
-    <welcome-file>
-      index.jsp
-    </welcome-file>
-  </welcome-file-list>
-  
-  <jsp-config>
-    <taglib>
-      <taglib-uri>/spring</taglib-uri>
-      <taglib-location>/WEB-INF/tld/spring-form.tld</taglib-location>
-    </taglib>
-  </jsp-config>
-  
-  <!-- SiteMesh Integration declaration -->
+	<jsp-config>
+		<taglib>
+			<taglib-uri>/spring</taglib-uri>
+			<taglib-location>
+				/WEB-INF/tld/spring-form.tld
+			</taglib-location>
+		</taglib>
+	</jsp-config>
+	
+	<!-- Servlet for DWR mapping -->
+	<!-- <servlet-mapping>
+	  <servlet-name>yacos</servlet-name>
+	  <url-pattern>/dwr/*</url-pattern>
+	</servlet-mapping> -->
+
+	<!-- SiteMesh Integration declaration Start -->
 	<filter>
 		<filter-name>sitemesh</filter-name>
-		<filter-class>com.opensymphony.module.sitemesh.filter.PageFilter</filter-class>
+		<filter-class>
+			com.opensymphony.module.sitemesh.filter.PageFilter
+		</filter-class>
 	</filter>
 
 	<filter-mapping>
 		<filter-name>sitemesh</filter-name>
 		<url-pattern>/*</url-pattern>
-	</filter-mapping>
-
+	</filter-mapping>
+	<!-- SiteMesh Integration declaration End -->
+
 </web-app>
\ No newline at end of file
diff --git a/YACOSWeb/WebContent/WEB-INF/yacos-servlet.xml b/YACOSWeb/WebContent/WEB-INF/yacos-servlet.xml
index b03ef23..517d4cc 100644
--- a/YACOSWeb/WebContent/WEB-INF/yacos-servlet.xml
+++ b/YACOSWeb/WebContent/WEB-INF/yacos-servlet.xml
@@ -3,6 +3,7 @@
 <beans xmlns="http://www.springframework.org/schema/beans"
 	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 	xmlns:flow="http://www.springframework.org/schema/webflow-config"
+	xmlns:dwr="http://www.directwebremoting.org/schema/spring-dwr"
 	xmlns:jee="http://www.springframework.org/schema/jee"
 	xmlns:lang="http://www.springframework.org/schema/lang"
 	xmlns:util="http://www.springframework.org/schema/util"
@@ -10,7 +11,8 @@
 		http://www.springframework.org/schema/webflow-config http://www.springframework.org/schema/webflow-config/spring-webflow-config-1.0.xsd
 		http://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee-2.0.xsd
 		http://www.springframework.org/schema/lang http://www.springframework.org/schema/lang/spring-lang-2.0.xsd
-		http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-2.0.xsd">
+		http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-2.0.xsd
+		http://www.directwebremoting.org/schema/spring-dwr http://www.directwebremoting.org/schema/spring-dwr-2.0.xsd">
 
 
 	<!-- the application context definition for the SiteWebSpring DispatcherServlet -->
@@ -70,6 +72,7 @@
 	</bean>
 	
 	<bean name="/addConference4.htm" class="org.yacos.web.chairman.controller.AddConferenceController">
+		<dwr:remote javascript="AddCriteriaJS" />
 		<property name="sessionForm" value="true" />
 		<property name="commandName" value="formConference" />
 		<property name="commandClass" value="org.yacos.web.chairman.form.FormConference" />
@@ -121,6 +124,37 @@
 	<!-- Get chosen conference in session context -->
 	<bean name="/chooseConference.htm" class="org.yacos.web.system.controller.ChooseConferenceController">
 	</bean>
+	
+	
+	<!-- <bean id="dwrUrlMapping"
+		class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping">
+		<property name="alwaysUseFullPath" value="true" />
+		<property name="mappings">
+			<props>
+				<prop key="/dwr/**/*">dwrController</prop>
+			</props>
+		</property>
+	</bean>
+	
+	<dwr:controller id="dwrController" debug="true"></dwr:controller>
+	<dwr:configuration>
+		<dwr:convert type="bean"
+			class="org.yacos.web.chairman.form.FormConference">
+		</dwr:convert>-->
+		
+		<!-- <dwr:convert type="bean"
+			class="iConfWeb.bean.viewPaper.DetailPaper">
+		</dwr:convert>
+		<dwr:convert type="bean"
+			class="iConfWeb.bean.assignation.PcMemberBean">
+		</dwr:convert>
+		<dwr:convert type="bean"
+			class="iConfWeb.bean.assignation.Assignations">
+		</dwr:convert> -->		
+		<!--<dwr:convert type="bean" class="java.lang.StackTraceElement"></dwr:convert>
+		<dwr:convert type="exception" class="java.lang.exception"></dwr:convert>
+
+	</dwr:configuration> -->
 	
 	
 	<!-- View Resolver -->