diff --git a/app/forms.py b/app/forms.py
index ba2eb40..6938e22 100644
--- a/app/forms.py
+++ b/app/forms.py
@@ -28,6 +28,8 @@ def verify_authentication(form, old_password):
     if not current_user.check_password(old_password.data):
         raise ValidationError('Mot de passe erroné')
 
+def login_form(f):
+    pass
 
 class LoginForm(FlaskForm):
     username = StringField('Pseudonyme :', validators=[DataRequired()])
@@ -54,4 +56,4 @@ class UpdateAccountForm(FlaskForm):
     biography = TextAreaField('Présentation', validators=[Optional()])
     newsletter = BooleanField('Inscription à la newsletter', description='Un mail par trimestre environ, pour être prévenu des concours, évènements et nouveautés.')
     old_password = PasswordField('Ancien mot de passe :', validators=[DataRequired(), verify_authentication])
-    submit = SubmitField('Mettre à jour')
\ No newline at end of file
+    submit = SubmitField('Mettre à jour')
diff --git a/app/routes.py b/app/routes.py
index 56df719..1fa5293 100644
--- a/app/routes.py
+++ b/app/routes.py
@@ -8,14 +8,14 @@ from app.models.users import Member
 
 @app.route('/')
 def index():
-    form = LoginForm()
-    return render_template('index.html', form=form)
+    login_form = LoginForm()
+    return render_template('index.html', login_form=login_form)
 
 @app.route('/login',  methods=['GET', 'POST'])
 def login():
     if request.method == 'GET':
         return redirect(url_for('index'))
-    form = LoginForm()
+    login_form = LoginForm()
     if form.validate_on_submit():
         member = Member.query.filter_by(username=form.username.data).first()
         if member is None or not member.check_password(form.password.data):
@@ -37,7 +37,7 @@ def account():
     if not current_user.is_authenticated:
         flash('Veuillez vous authentifier', 'warning')
         return redirect(url_for('index'))
-    form = LoginForm()
+    login_form = LoginForm()
     form2 = UpdateAccountForm()
     if request.method == "POST":
         if form2.validate_on_submit():
@@ -53,13 +53,13 @@ def account():
             flash('Modifications effectuées', 'ok')
         else:
             flash('Erreur lors de la modification', 'error')
-    return render_template('account.html', form=form, form2=form2)
+    return render_template('account.html', login_form=login_form, form2=form2)
 
 @app.route('/register', methods=['GET', 'POST'])
 def register():
     if current_user.is_authenticated:
         return redirect(url_for('index'))
-    form = LoginForm()
+    login_form = LoginForm()
     form2 = RegistrationForm()
     if form2.validate_on_submit():
         member = Member(form2.username.data, form2.email.data, form2.password.data)
@@ -69,11 +69,11 @@ def register():
         db.session.commit()
         flash('Inscription réussie', 'ok')
         return redirect(url_for('validation'))
-    return render_template('register.html', title='Register', form=form, form2=form2)
+    return render_template('register.html', title='Register', login_form=login_form, form2=form2)
 
 @app.route('/register/validation/')
 def validation():
     if current_user.is_authenticated :
         return redirect(url_for('index'))
-    form = LoginForm()
-    return render_template('validation.html', form=form)
+    login_form = LoginForm()
+    return render_template('validation.html', login_form=login_form)
diff --git a/app/templates/base/navbar/account.html b/app/templates/base/navbar/account.html
index ac8dd12..2c7e352 100644
--- a/app/templates/base/navbar/account.html
+++ b/app/templates/base/navbar/account.html
@@ -50,11 +50,11 @@
 		Invité
 	</h2>
 	<form method="post" action="/login" class="login">
-		{{ form.hidden_tag() }}
-		{{ form.username(size=32, placeholder="Identifiant") }}
-		{{ form.password(size=32, placeholder="Mot de passe") }}
-		{{ form.submit(class_="bg-green") }}
-		{{ form.remember_me.label }} {{ form.remember_me() }}
+		{{ login_form.hidden_tag() }}
+		{{ login_form.username(size=32, placeholder="Identifiant") }}
+		{{ login_form.password(size=32, placeholder="Mot de passe") }}
+		{{ login_form.submit(class_="bg-green") }}
+		{{ login_form.remember_me.label }} {{ login_form.remember_me() }}
 	</form>
 	<hr />
 	<a href="{{ url_for('register') }}">Mot de passe oublié ?</a>
diff --git a/assets/diagramme_1.dia b/assets/diagramme_1.dia
index e4d1e75..4e72781 100644
Binary files a/assets/diagramme_1.dia and b/assets/diagramme_1.dia differ