diff --git a/YACOSWeb/WebContent/WEB-INF/jsp/choosePreference.jsp b/YACOSWeb/WebContent/WEB-INF/jsp/choosePreference.jsp
index ff3a83b..4867f60 100644
--- a/YACOSWeb/WebContent/WEB-INF/jsp/choosePreference.jsp
+++ b/YACOSWeb/WebContent/WEB-INF/jsp/choosePreference.jsp
@@ -23,15 +23,15 @@
 <h2 align="center"><fmt:message key="preference.title" /></h2>
 
 
-<form:form method="post" commandName="choosePreference">  
-<c:if test="${empty requestScope['articleList']}"> 
+<form:form method="post" commandName="choosePreference">
+<c:if test="${not empty articleList}"> 
 	<table>
     <c:forEach items="${articleList}" var="article" varStatus="i">
     
     <tr>
         <td><a href="<c:url value="detailArticle.htm"/>">${article.title}</a></td>
-        <form:hidden path="preferences[${i.index}].article" />
-        <form:hidden path="preferences[${i.index}].pcMember" />
+        <form:hidden path="preferences[${i.index}].article.id" />
+        <form:hidden path="preferences[${i.index}].pcMember.login" />
 	    <td><fmt:message key="preference.like"/></td>
 	    <td><form:radiobutton path="preferences[${i.index}].preference" value="Like"/></td>
 	    <td><fmt:message key="preference.indifferent"/></td>
@@ -41,7 +41,7 @@
      </tr>
    </c:forEach>
    </table>
-   <input type="submit" value="<fmt:message key="button.OK"/>"/>
+   <input type="submit" name="submit" value="<fmt:message key="button.OK"/>"/>
 </c:if>
 </form:form>
 
diff --git a/YACOSWeb/WebContent/WEB-INF/jsp/submissionArticle.jsp b/YACOSWeb/WebContent/WEB-INF/jsp/submissionArticle.jsp
index 3269bf8..4c00b36 100644
--- a/YACOSWeb/WebContent/WEB-INF/jsp/submissionArticle.jsp
+++ b/YACOSWeb/WebContent/WEB-INF/jsp/submissionArticle.jsp
@@ -22,6 +22,7 @@ function Supprimer(form) {
 
 <jsp:include page="/WEB-INF/jsp/header.jsp" />
 
+
 	<div class="mainBloc">
 		<div class="header">&nbsp;</div>
 		<div class="content">
@@ -31,7 +32,6 @@ function Supprimer(form) {
 
  
 <h2 align="center"><fmt:message key="submission.title" /></h2>
-
 <form:form method="post" enctype="multipart/form-data" commandName="submissionArticle">
 
 
diff --git a/YACOSWeb/WebContent/WEB-INF/yacos-servlet.xml b/YACOSWeb/WebContent/WEB-INF/yacos-servlet.xml
index 3fe7470..d5e1cfb 100644
--- a/YACOSWeb/WebContent/WEB-INF/yacos-servlet.xml
+++ b/YACOSWeb/WebContent/WEB-INF/yacos-servlet.xml
@@ -30,7 +30,7 @@
 		<property name="commandName" value="submissionArticle" />
 		<property name="commandClass" value="org.yacos.web.author.form.FormSubmission" />
 		<property name="formView" value="submissionArticle" />
-		<property name="successView" value="submissionArticleOK.htm" />
+		<property name="successView" value="listArticle.htm" />
 		<property name="articleManager" ref="articleManager" />
 	</bean>
 	
@@ -40,7 +40,8 @@
 		<property name="commandClass" value="org.yacos.web.PCmember.form.FormPreference" />
 		<property name="formView" value="choosePreference" />
 		<property name="successView" value="choosePreferenceOK" />
-		<property name="articleManager" ref="articleManager" />
+		<property name="articleManager" ref="articleManager" />
+		<property name="usersManager" ref="usersManager" />
 	</bean>
 	
 	<bean name="/dispatchArticle.htm" class="org.yacos.web.PCmember.controller.DispatchArticleController">
@@ -72,6 +73,7 @@
 		<property name="basename" value="messages" />
 	</bean>
 
-	<jee:jndi-lookup id="articleManager" jndi-name="ArticleManagerBean/remote" cache="true"/>
+	<jee:jndi-lookup id="articleManager" jndi-name="ArticleManagerBean/remote" cache="true"/>
+	<jee:jndi-lookup id="usersManager" jndi-name="UsersManagerBean/remote" cache="true"/>
 
 </beans>
\ No newline at end of file
diff --git a/YACOSWeb/src/org/yacos/web/PCmember/controller/ChoosePreferenceController.java b/YACOSWeb/src/org/yacos/web/PCmember/controller/ChoosePreferenceController.java
index 88b76f3..3a1f89e 100644
--- a/YACOSWeb/src/org/yacos/web/PCmember/controller/ChoosePreferenceController.java
+++ b/YACOSWeb/src/org/yacos/web/PCmember/controller/ChoosePreferenceController.java
@@ -3,20 +3,17 @@ package org.yacos.web.PCmember.controller;
 
 
 import java.util.*;
-
-
-import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
-
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.springframework.validation.BindException;
 import org.springframework.web.servlet.ModelAndView;
 import org.springframework.web.servlet.mvc.SimpleFormController;
-import org.springframework.web.servlet.view.RedirectView;
 
 import org.yacos.core.article.*;
+import org.yacos.core.users.IUsersManager;
+import org.yacos.core.users.User;
 //import org.yacos.web.author.form.*;
 import org.yacos.web.PCmember.form.FormPreference;
 
@@ -26,21 +23,34 @@ public class ChoosePreferenceController  extends SimpleFormController {
 	protected final Log logger = LogFactory.getLog(getClass());
 
 	private IArticleManager articleManager;
+	private IUsersManager usersManager;
 
 	@Override
 	protected Object formBackingObject(HttpServletRequest request)
 			throws Exception {
 		
-		List<Article> articleList=new ArrayList<Article>();
-		
-		Article a=new Article(1,"j2ee in action","j2ee discussion","","",null,1); 
-		Article b=new Article(2,"php in action","php discussion","","",null,1);	
-		articleList.add(a);
-		articleList.add(b);
+		List<Article> articleList=articleManager.getArticles();
 		
 		getServletContext().setAttribute("articleList", articleList);
 		
-		return super.formBackingObject(request);
+		User toto = usersManager.getUser("toto");
+		ArrayList<Preference> preferencesList = new ArrayList<Preference>();
+		Preference pref;
+		for(Article article : articleList){
+			pref = articleManager.getArticlePreferenceForUser(article, toto.getLogin());
+			if(pref == null){
+				pref = new Preference();
+				pref.setArticle(article);
+				pref.setPcMember(toto);
+				pref.setPreference("Indifferent");
+			}
+			preferencesList.add(pref);
+		}
+
+		FormPreference preferences = new FormPreference();
+		preferences.setPreferences(preferencesList);
+		
+		return preferences;
 	}
 
 	@Override
@@ -51,8 +61,14 @@ public class ChoosePreferenceController  extends SimpleFormController {
 		FormPreference  fp=(FormPreference) command;
 
 		List<Preference> listPreference=fp.getPreferences();
-		// to do with the part of core using preferenceManager 
-        System.out.println("wangjialin");
+		
+		for(Preference preference : listPreference){
+			articleManager.addArticlePreference(
+					preference.getArticle().getId(),
+					preference.getPcMember().getLogin(),
+					preference.getPreference());
+		}
+		
 		return new ModelAndView("choosePreferenceOK");
 
 	}
@@ -65,5 +81,11 @@ public class ChoosePreferenceController  extends SimpleFormController {
 		this.articleManager = articleManager;
 	}
 
+	public IUsersManager getUsersManager() {
+		return usersManager;
+	}
 
+	public void setUsersManager(IUsersManager usersManager) {
+		this.usersManager = usersManager;
+	}
 }
\ No newline at end of file
diff --git a/YACOSWeb/src/org/yacos/web/PCmember/form/FormPreference.java b/YACOSWeb/src/org/yacos/web/PCmember/form/FormPreference.java
index 4120c74..cadaa16 100644
--- a/YACOSWeb/src/org/yacos/web/PCmember/form/FormPreference.java
+++ b/YACOSWeb/src/org/yacos/web/PCmember/form/FormPreference.java
@@ -1,5 +1,6 @@
 package org.yacos.web.PCmember.form;
 
+import java.util.ArrayList;
 import java.util.List;
 
 import org.yacos.core.article.Preference;
@@ -7,16 +8,15 @@ import org.yacos.core.article.Preference;
 
 
 public class FormPreference  {
-	private List<Preference> preferences = new AutoInitArrayList <Preference> (Preference.class );
+	private List<Preference> preferences = new ArrayList<Preference>();
 
 	public List<Preference> getPreferences()  
 	{
 		return preferences;
-	}
-
-	public void setPreferences(List<Preference> preferences)  
+	} 
 
+	public void setPreferences(List<Preference> preferences)
 	{
 		this.preferences = preferences;
-	}    
-} 
\ No newline at end of file
+	}
+} 
diff --git a/YACOSWeb/src/org/yacos/web/author/controller/SArticleController.java b/YACOSWeb/src/org/yacos/web/author/controller/SArticleController.java
index 9e1e978..beb9ea3 100644
--- a/YACOSWeb/src/org/yacos/web/author/controller/SArticleController.java
+++ b/YACOSWeb/src/org/yacos/web/author/controller/SArticleController.java
@@ -5,6 +5,7 @@ import java.io.FileNotFoundException;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.net.URL;
+import java.util.List;
 
 import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
@@ -36,7 +37,7 @@ public class SArticleController extends SimpleFormController {
 		String theme = ((FormSubmission) command).getTheme();
 		String mainauthor = ((FormSubmission) command).getMainauthor();
 		String secondaryauthor = ((FormSubmission) command).getSecondaryauthor();
-		String liste = ((FormSubmission) command).getListe();
+		List<String> liste = ((FormSubmission) command).getListe();
 
 		String nomFile="";
 
diff --git a/YACOSWeb/src/org/yacos/web/author/form/FormSubmission.java b/YACOSWeb/src/org/yacos/web/author/form/FormSubmission.java
index e363493..515b744 100644
--- a/YACOSWeb/src/org/yacos/web/author/form/FormSubmission.java
+++ b/YACOSWeb/src/org/yacos/web/author/form/FormSubmission.java
@@ -1,5 +1,6 @@
 package org.yacos.web.author.form;
 
+import java.util.ArrayList;
 import java.util.List;
 
 import org.springframework.web.multipart.MultipartFile;
@@ -11,7 +12,7 @@ public class FormSubmission {
 	private String theme;
 	private String mainauthor;
 	private String secondaryauthor;
-	private String liste;
+	private ArrayList<String> liste;
 	
 	public FormSubmission() {
 		
@@ -50,11 +51,11 @@ public class FormSubmission {
 		this.secondaryauthor = secondaryauthor;
 	}
 
-	public String getListe() {
+	public List<String> getListe() {
 		return liste;
 	}
 
-	public void setListe(String liste) {
+	public void setListe(ArrayList<String> liste) {
 		this.liste = liste;
 	}