diff --git a/YACOSWeb/WebContent/WEB-INF/jsp/addConference4.jsp b/YACOSWeb/WebContent/WEB-INF/jsp/addConference4.jsp
index 60b6f1d..4695533 100644
--- a/YACOSWeb/WebContent/WEB-INF/jsp/addConference4.jsp
+++ b/YACOSWeb/WebContent/WEB-INF/jsp/addConference4.jsp
@@ -11,14 +11,19 @@
 <script type='text/javascript'>
 
 function init() {
-  fillTable();
+  //fillTable2();
+  //fillTable();
+  setTimeout("fillTable2()", 500);
+  setTimeout("fillTable()", 500);
+  
 }
 
 var peopleCache = { };
+var peopleCache2 = { };
 var viewed = -1;
 
 function fillTable() {
-  AddCriteriaJS.getAllCriteria(function(criteria) {
+  AddCriteriaJS.getCriteriaAdded(function(criteria) {
     // Delete all the rows except for the "pattern" row
     dwr.util.removeAllRows("criteriabody", { filter:function(tr) {
       return (tr.id != "pattern");
@@ -37,6 +42,31 @@ function fillTable() {
       dwr.util.setValue("tableCriterionMax" + id, person.max);
       $("tableCriterion").style.display = "";
       $("pattern" + id).style.display = "";
+      peopleCache2[id] = person;
+    }
+  });
+}
+
+function fillTable2() {
+  AddCriteriaJS.getCriteriaAll(function(criteria) {
+    // Delete all the rows except for the "pattern" row
+    dwr.util.removeAllRows("criteriabodyAll", { filter:function(tr) {
+      return (tr.id != "patternAll");
+    }});
+    // Create a new set cloned from the pattern row
+    var person, id;
+    criteria.sort(function(p1, p2) { return p1.label.localeCompare(p2.label); });
+    if (criteria.length == 0)
+    	$("tableCriterionAll").style.display = "none";
+    for (var i = 0; i < criteria.length; i++) {
+      person = criteria[i];
+      id = person.id;
+      dwr.util.cloneNode("patternAll", { idSuffix:id });
+      dwr.util.setValue("tableCriterionAll" + id, person.label);
+      dwr.util.setValue("tableCriterionMinAll" + id, person.min);
+      dwr.util.setValue("tableCriterionMaxAll" + id, person.max);
+      $("tableCriterionAll").style.display = "";
+      $("patternAll" + id).style.display = "";
       peopleCache[id] = person;
     }
   });
@@ -44,28 +74,46 @@ function fillTable() {
 
 function editClicked(eleid) {
   // we were an id of the form "edit{id}", eg "edit42". We lookup the "42"
-  var person = peopleCache[eleid.substring(4)];
+  var person = peopleCache2[eleid.substring(4)];
   dwr.util.setValues(person);
 }
 
 function deleteClicked(eleid) {
   // we were an id of the form "delete{id}", eg "delete42". We lookup the "42"
-  var person = peopleCache[eleid.substring(6)];
+  var person = peopleCache2[eleid.substring(6)];
   if (confirm("Are you sure you want to delete " + person.label + "?")) {
     dwr.engine.beginBatch();
     AddCriteriaJS.deleteCriterion(person);
-    fillTable();
+    setTimeout("fillTable2()", 500);
+  setTimeout("fillTable()", 500);
     dwr.engine.endBatch();
   }
+  viewed = -1;
+  dwr.util.setValues({ id:-1, label:null, min:null, max:null });
 }
 
+function addClicked(eleid) {
+  var person = peopleCache[eleid.substring(3)];
+  //person.id = -1;
+  dwr.engine.beginBatch();
+  AddCriteriaJS.setCriterion(person);
+  setTimeout("fillTable2()", 500);
+  setTimeout("fillTable()", 500);
+  dwr.engine.endBatch();
+  viewed = -1;
+  dwr.util.setValues({ id:-1, label:null, min:null, max:null });
+ }
+
 function writePerson() {
   var person = { id:viewed, label:null, min:null, max:null };
   dwr.util.getValues(person);
 
   dwr.engine.beginBatch();
-  AddCriteriaJS.setCriterion(person);
-  fillTable();
+  AddCriteriaJS.setCriterionClick(person);
+  //fillTable2();
+  //fillTable();
+  
+  setTimeout("fillTable()", 500);
   dwr.engine.endBatch();
 }
 
@@ -84,6 +132,36 @@ function clearPerson() {
 
 <form:form commandName="formConference" name="monForm">
 
+	This step allows you to add criterion which will be used when someone will evaluate an article.<br/>
+	You can add a new criterion using the input form, or add an existing criterion.<br/>
+	<br/>
+
+	<fieldset><legend>Existing criteria</legend>
+	<table border="1" id="tableCriterionAll" style="display: none;">
+		<thead>
+			<tr>
+				<th>Criterion</th>
+				<th>Min</th>
+				<th>Max</th>
+				<th>Action</th>
+			</tr>
+		</thead>
+		<tbody id="criteriabodyAll">
+			<tr id="patternAll" style="display: none;">
+				<td><span id="tableCriterionAll">Criterion</span></td>
+				<td><span id="tableCriterionMinAll">Min</span></td>
+				<td><span id="tableCriterionMaxAll">Max</span></td>
+				<td>
+					<a id="add" href="#" onclick="addClicked(this.id)" >Add</a>
+				</td>
+			</tr>
+		</tbody>
+	</table>
+	</fieldset>
+
+	<br />
+
+
 	<fieldset><legend>Criteria</legend>
 	<table class="plain">
 		<tr>
diff --git a/YACOSWeb/WebContent/WEB-INF/jsp/addConference5.jsp b/YACOSWeb/WebContent/WEB-INF/jsp/addConference5.jsp
index 806503a..59c8e5b 100644
--- a/YACOSWeb/WebContent/WEB-INF/jsp/addConference5.jsp
+++ b/YACOSWeb/WebContent/WEB-INF/jsp/addConference5.jsp
@@ -19,7 +19,7 @@ function init() {
 }
 
 var peopleCache = { };
-//var peopleCache2 = { };
+var peopleCache2 = { };
 var viewed = -1;
 
 function fillTable() {
@@ -67,7 +67,7 @@ function fillTable2() {
       dwr.util.setValue("tablePersonadded" + id, person.firstName + " " + person.lastName);
       $("tableNameAdded").style.display = "";
       $("patternadded" + id).style.display = "";
-      //peopleCache2[id] = person; // voir ici pr re-remplir après le back :)
+      peopleCache2[id] = person; // voir ici pr re-remplir après le back :)
     }
   });
 }
@@ -91,7 +91,7 @@ function addInvitation() {
 }
 
 function deletePerson(eleid) {
-  var person = peopleCache[eleid.substring(11)];
+  var person = peopleCache2[eleid.substring(11)];
   if (confirm("Are you sure you want to delete " + person.firstName + " " + person.lastName + "?")) {
     dwr.engine.beginBatch();
     AddCriteriaJS.deletePerson(person);
diff --git a/YACOSWeb/WebContent/WEB-INF/yacos-servlet.xml b/YACOSWeb/WebContent/WEB-INF/yacos-servlet.xml
index bd5c3f6..3a50c6e 100644
--- a/YACOSWeb/WebContent/WEB-INF/yacos-servlet.xml
+++ b/YACOSWeb/WebContent/WEB-INF/yacos-servlet.xml
@@ -159,7 +159,8 @@
 		<property name="commandClass"
 			value="org.yacos.web.chairman.form.FormConference" />
 		<property name="conferenceManager" ref="conferenceManager" />
-		<property name="userManager" ref="userManager" />
+		<property name="userManager" ref="userManager" />
+		<property name="evaluationManager" ref="evaluationManager" />
 		<property name="validator" ref="ConferenceValidator" />
 	</bean>
 
diff --git a/YACOSWeb/src/org/yacos/web/chairman/controller/AddConferenceController.java b/YACOSWeb/src/org/yacos/web/chairman/controller/AddConferenceController.java
index d5ebd6a..e21c2ef 100644
--- a/YACOSWeb/src/org/yacos/web/chairman/controller/AddConferenceController.java
+++ b/YACOSWeb/src/org/yacos/web/chairman/controller/AddConferenceController.java
@@ -15,6 +15,8 @@ import org.springframework.web.servlet.ModelAndViewDefiningException;
 import org.springframework.web.servlet.mvc.AbstractWizardFormController;
 import org.yacos.core.conferences.Conference;
 import org.yacos.core.conferences.IConferenceManager;
+import org.yacos.core.evaluation.Criterion;
+import org.yacos.core.evaluation.IEvaluationManager;
 import org.yacos.core.users.IUserManager;
 import org.yacos.core.users.User;
 import org.yacos.core.users.Role.RoleType;
@@ -29,7 +31,15 @@ public class AddConferenceController extends AbstractWizardFormController {
 	private IConferenceManager conferenceManager;
 
 	private IUserManager userManager;
+	
+	private IEvaluationManager evaluationManager;
 
+	public IEvaluationManager getEvaluationManager() {
+		return evaluationManager;
+	}
+	public void setEvaluationManager(IEvaluationManager evaluationManager) {
+		this.evaluationManager = evaluationManager;
+	}
 	public IUserManager getUserManager() {
 		return userManager;
 	}
@@ -57,9 +67,7 @@ public class AddConferenceController extends AbstractWizardFormController {
 		else {
 			listPersonFiltered = new ArrayList<PersonBean>();
 			for (PersonBean b : listPersonBean) {
-				
-				// TODO : faire la vérif aussi sur le vrai nom, pas que sur le prénom
-				if (b.getFirstName().toLowerCase().startsWith(text.toLowerCase())){
+				if (b.getFirstName().toLowerCase().startsWith(text.toLowerCase()) || b.getLastName().toLowerCase().startsWith(text.toLowerCase())){
 					listPersonFiltered.add(b);
 				}
 			}
@@ -134,22 +142,61 @@ public class AddConferenceController extends AbstractWizardFormController {
 	private static int nextId = 1;
 
 	private Set<CriterionBean> criteria;
+	private Set<CriterionBean> criteriaAll;
+	
+	public Set<CriterionBean> getCriteriaAll() {
+		return criteriaAll;
+	}
 
-	public Set<CriterionBean> getAllCriteria() {
+	public Set<CriterionBean> getCriteriaAdded() {
 		return criteria;
 	}
+	
+	public CriterionBean getTrueCriteria(int id) {
+		for (CriterionBean cb : criteriaAll) {
+			if (cb.getId() == id){
+				return cb;
+			}
+		}
+
+		for (CriterionBean cb : criteria) {
+			if (cb.getId() == id){
+				return cb;
+			}
+		}
+		
+		return null;
+	}
+	
+	public void setCriterionClick(CriterionBean c) {
+		if (c.getId() == -1) {
+			c.setId(getNextId());
+		}
+			
+		criteria.remove(c);
+		criteria.add(c);
+	}
 
 	public void setCriterion(CriterionBean c) {
 		if (c.getId() == -1) {
 			c.setId(getNextId());
 		}
 
-		criteria.remove(c);
-		criteria.add(c);
+		CriterionBean trueCriteria = getTrueCriteria(c.getId());
+		
+		criteria.remove(trueCriteria);
+		criteria.add(trueCriteria);
+		criteriaAll.remove(trueCriteria);
 	}
 
 	public void deleteCriterion(CriterionBean c) {
-		criteria.remove(c);
+		
+		CriterionBean trueCriteria = getTrueCriteria(c.getId());
+		
+		
+				
+		criteria.remove(trueCriteria);
+		criteriaAll.add(trueCriteria);
 	}
 
 	private static synchronized int getNextId()
@@ -166,10 +213,23 @@ public class AddConferenceController extends AbstractWizardFormController {
 	}
 
 	protected Object formBackingObject(HttpServletRequest request) throws ModelAndViewDefiningException {
+		logger.info(this.getClass().toString() + " dans le formBackingObject");
+		
+		
 		FormConference conference = new FormConference();
 		
 		criteria = new HashSet<CriterionBean>();
-		
+		criteriaAll = new HashSet<CriterionBean>();
+		List<Criterion> listCriterion = evaluationManager.getCriterions();
+		for (Criterion crit : listCriterion) {
+			CriterionBean cb = new CriterionBean();
+			cb.setId(crit.getId());
+			cb.setLabel(crit.getName());
+			cb.setMax(crit.getMax_rating());
+			cb.setMin(crit.getMin_rating());
+			criteriaAll.add(cb);
+			getNextId();
+		}
 		
 		listPersonBean = new ArrayList<PersonBean>();
 		listPersonAdded = new ArrayList<PersonBean>();
diff --git a/YACOSWeb/src/org/yacos/web/chairman/validation/ConferenceValidator.java b/YACOSWeb/src/org/yacos/web/chairman/validation/ConferenceValidator.java
index 3ddaafa..2fee062 100644
--- a/YACOSWeb/src/org/yacos/web/chairman/validation/ConferenceValidator.java
+++ b/YACOSWeb/src/org/yacos/web/chairman/validation/ConferenceValidator.java
@@ -65,11 +65,11 @@ public class ConferenceValidator implements Validator {
 				errors.rejectValue("dateStart", "conference.errors.dateStartSuperiorEnd");
 		
 		if (dateStart != null && dateArticle != null)
-			if (!dateStart.before(dateArticle))
+			if (!dateStart.after(dateArticle))
 				errors.rejectValue("dateArticle", "conference.errors.dateStartSuperiorArticle");
 		
 		if (dateStart != null && dateEvaluation != null)
-			if (!dateStart.before(dateEvaluation))
+			if (!dateStart.after(dateEvaluation))
 				errors.rejectValue("dateEvaluation", "conference.errors.dateStartSuperiorEvaluation");
 		
 		if (dateEvaluation != null && dateArticle != null)