diff --git a/diagramview.cpp b/diagramview.cpp
index 72f917e13..27c81e4ef 100644
--- a/diagramview.cpp
+++ b/diagramview.cpp
@@ -53,7 +53,7 @@ DiagramView::DiagramView(QWidget *parent) : QGraphicsView(parent), is_adding_tex
 	paste_here = new QAction(QIcon(":/ico/paste.png"), tr("Coller ici"), this);
 	connect(paste_here, SIGNAL(triggered()), this, SLOT(pasteHere()));
 	
-	connect(scene, SIGNAL(selectionEmptinessChanged()), this, SLOT(slot_selectionChanged()));
+	connect(scene, SIGNAL(selectionEmptinessChanged()), this, SIGNAL(selectionChanged()));
 	connect(&(scene -> border_and_inset), SIGNAL(borderChanged(QRectF, QRectF)), this, SLOT(adjustSceneRect()));
 	connect(&(scene -> undoStack()), SIGNAL(cleanChanged(bool)), this, SLOT(updateWindowTitle()));
 }
@@ -400,13 +400,6 @@ bool DiagramView::open(QString n_fichier, int *erreur) {
 	}
 }
 
-/**
-	Slot appele lorsque la selection change.
-*/
-void DiagramView::slot_selectionChanged() {
-	emit(selectionChanged());
-}
-
 /**
 	Gere la fermeture du schema.
 	@param event Le QCloseEvent decrivant l'evenement
diff --git a/diagramview.h b/diagramview.h
index a40380552..50ab77dd6 100644
--- a/diagramview.h
+++ b/diagramview.h
@@ -113,7 +113,6 @@ class DiagramView : public QGraphicsView {
 	void editDefaultConductorProperties();
 	
 	private slots:
-	void slot_selectionChanged();
 	void adjustGridToZoom();
 };
 #endif
diff --git a/editor/elementscene.cpp b/editor/elementscene.cpp
index c3bc00622..3f4ffb3e1 100644
--- a/editor/elementscene.cpp
+++ b/editor/elementscene.cpp
@@ -48,7 +48,6 @@ ElementScene::ElementScene(QETElementEditor *editor, QObject *parent) :
 {
 	current_polygon = NULL;
 	undo_stack.setClean();
-	connect(this, SIGNAL(changed(const QList<QRectF> &)), this, SLOT(slot_checkSelectionChanged()));
 }
 
 /// Destructeur
@@ -497,16 +496,6 @@ QGIManager &ElementScene::qgiManager() {
 	return(qgi_manager);
 }
 
-/**
-	Detecte les changements de selection
-*/
-void ElementScene::slot_checkSelectionChanged() {
-	static QList<QGraphicsItem *> cache_selecteditems = QList<QGraphicsItem *>();
-	QList<QGraphicsItem *> selecteditems = selectedItems();
-	if (cache_selecteditems != selecteditems) emit(selectionChanged());
-	cache_selecteditems = selecteditems;
-}
-
 /**
 	Selectionne tout
 */
diff --git a/editor/elementscene.h b/editor/elementscene.h
index b4873eab3..367c8f10b 100644
--- a/editor/elementscene.h
+++ b/editor/elementscene.h
@@ -121,7 +121,6 @@ class ElementScene : public QGraphicsScene {
 	void slot_addArc();
 	void slot_addTerminal();
 	void slot_addTextField();
-	void slot_checkSelectionChanged();
 	void slot_selectAll();
 	void slot_deselectAll();
 	void slot_invertSelection();
@@ -135,8 +134,6 @@ class ElementScene : public QGraphicsScene {
 	void slot_sendBackward();
 	
 	signals:
-	/// Signal emis lorsque la selection change
-	void selectionChanged();
 	/**
 		Signal emis lorsque la scene exige que l'editeur d'element repasse
 		en mode normal
diff --git a/editor/qetelementeditor.cpp b/editor/qetelementeditor.cpp
index 57e8b1ac3..79979527b 100644
--- a/editor/qetelementeditor.cpp
+++ b/editor/qetelementeditor.cpp
@@ -381,14 +381,17 @@ void QETElementEditor::slot_updateInformations() {
 	// enleve les widgets deja presents
 	QLayoutItem *qli;
 	while ((qli = layout -> takeAt(0)) != 0) {
-		if (qli -> widget()) {
-			layout -> removeWidget(qli -> widget());
-			qli -> widget() -> setParent(0);
+		if (QWidget *w = qli -> widget()) {
+			layout -> removeWidget(w);
+			w -> setParent(0);
+			w -> hide();
 		}
 	}
 	if (selected_parts.size() == 1) {
 		// recupere le premier CustomElementPart et en ajoute le widget d'edition
-		layout -> addWidget(selected_parts.first() -> elementInformations());
+		QWidget *edit_widget = selected_parts.first() -> elementInformations();
+		layout -> addWidget(edit_widget);
+		edit_widget -> show();
 	} else {
 		default_informations -> setText(
 			selected_parts.size() ?
@@ -396,6 +399,7 @@ void QETElementEditor::slot_updateInformations() {
 			tr("Aucune partie s\351lectionn\351e.")
 		);
 		layout -> addWidget(default_informations);
+		default_informations -> show();
 	}
 }