diff --git a/cotisations/forms.py b/cotisations/forms.py
index 90c9e826..97bc82ab 100644
--- a/cotisations/forms.py
+++ b/cotisations/forms.py
@@ -30,7 +30,8 @@ from .models import Article, Paiement, Facture, Banque, Vente
 
 class NewFactureForm(ModelForm):
     def __init__(self, *args, **kwargs):
-        super(NewFactureForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(NewFactureForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['cheque'].required = False
         self.fields['banque'].required = False
         self.fields['cheque'].label = 'Numero de chèque'
@@ -102,7 +103,8 @@ class ArticleForm(ModelForm):
         fields = '__all__'
 
     def __init__(self, *args, **kwargs):
-        super(ArticleForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(ArticleForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['name'].label = "Désignation de l'article"
 
 class DelArticleForm(Form):
@@ -114,7 +116,8 @@ class PaiementForm(ModelForm):
         fields = ['moyen', 'type_paiement']
 
     def __init__(self, *args, **kwargs):
-        super(PaiementForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(PaiementForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['moyen'].label = 'Moyen de paiement à ajouter'
         self.fields['type_paiement'].label = 'Type de paiement à ajouter'
 
@@ -127,7 +130,8 @@ class BanqueForm(ModelForm):
         fields = ['name']
 
     def __init__(self, *args, **kwargs):
-        super(BanqueForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(BanqueForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['name'].label = 'Banque à ajouter'
 
 class DelBanqueForm(Form):
diff --git a/machines/forms.py b/machines/forms.py
index 63539888..7ff85695 100644
--- a/machines/forms.py
+++ b/machines/forms.py
@@ -40,7 +40,8 @@ class EditMachineForm(ModelForm):
         fields = '__all__'
 
     def __init__(self, *args, **kwargs):
-        super(EditMachineForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(EditMachineForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['name'].label = 'Nom de la machine'
 
 class NewMachineForm(EditMachineForm):
@@ -57,7 +58,8 @@ class EditInterfaceForm(ModelForm):
         fields = ['machine', 'type', 'ipv4', 'mac_address', 'details']
 
     def __init__(self, *args, **kwargs):
-        super(EditInterfaceForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(EditInterfaceForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['mac_address'].label = 'Adresse mac'
         self.fields['type'].label = 'Type de machine'
         self.fields['type'].empty_label = "Séléctionner un type de machine"
@@ -110,9 +112,10 @@ class AliasForm(ModelForm):
         fields = ['name','extension']
 
     def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
         if 'infra' in kwargs:
             infra = kwargs.pop('infra')
-        super(AliasForm, self).__init__(*args, **kwargs)
+        super(AliasForm, self).__init__(*args, prefix=prefix, **kwargs)
 
 class DomainForm(AliasForm):
     class Meta(AliasForm.Meta):
@@ -125,7 +128,8 @@ class DomainForm(AliasForm):
             initial = kwargs.get('initial', {})
             initial['name'] = user.get_next_domain_name()
             kwargs['initial'] = initial 
-        super(DomainForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(DomainForm, self).__init__(*args, prefix=prefix, **kwargs)
  
 class DelAliasForm(Form):
     alias = forms.ModelMultipleChoiceField(queryset=Domain.objects.all(), label="Alias actuels",  widget=forms.CheckboxSelectMultiple)
@@ -141,7 +145,8 @@ class MachineTypeForm(ModelForm):
         fields = ['type','ip_type']
 
     def __init__(self, *args, **kwargs):
-        super(MachineTypeForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(MachineTypeForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['type'].label = 'Type de machine à ajouter'
         self.fields['ip_type'].label = "Type d'ip relié"
 
@@ -153,9 +158,9 @@ class IpTypeForm(ModelForm):
         model = IpType
         fields = ['type','extension','need_infra','domaine_ip_start','domaine_ip_stop', 'prefix_v6', 'vlan']
         
-
     def __init__(self, *args, **kwargs):
-        super(IpTypeForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(IpTypeForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['type'].label = 'Type ip à ajouter'
 
 class EditIpTypeForm(IpTypeForm):
@@ -171,7 +176,8 @@ class ExtensionForm(ModelForm):
         fields = ['name', 'need_infra', 'origin']
 
     def __init__(self, *args, **kwargs):
-        super(ExtensionForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(ExtensionForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['name'].label = 'Extension à ajouter'
         self.fields['origin'].label = 'Enregistrement A origin'
 
@@ -184,7 +190,8 @@ class MxForm(ModelForm):
         fields = ['zone', 'priority', 'name']
       
     def __init__(self, *args, **kwargs):
-        super(MxForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(MxForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['name'].queryset = Domain.objects.exclude(interface_parent=None)
   
 class DelMxForm(Form):
@@ -196,7 +203,8 @@ class NsForm(ModelForm):
         fields = ['zone', 'ns']
 
     def __init__(self, *args, **kwargs):
-        super(NsForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(NsForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['ns'].queryset = Domain.objects.exclude(interface_parent=None)
 
 class DelNsForm(Form):
@@ -207,6 +215,10 @@ class TextForm(ModelForm):
         model = Text
         fields = '__all__'
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(TextForm, self).__init__(*args, prefix=prefix, **kwargs)
+
 class DelTextForm(Form):
     text = forms.ModelMultipleChoiceField(queryset=Text.objects.all(), label="Enregistrements Text actuels",  widget=forms.CheckboxSelectMultiple)
 
@@ -215,6 +227,10 @@ class NasForm(ModelForm):
         model = Nas
         fields = '__all__'
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(NasForm, self).__init__(*args, prefix=prefix, **kwargs)
+
 class DelNasForm(Form):
     nas = forms.ModelMultipleChoiceField(queryset=Nas.objects.all(), label="Enregistrements Nas actuels",  widget=forms.CheckboxSelectMultiple)
 
@@ -223,6 +239,10 @@ class ServiceForm(ModelForm):
         model = Service
         fields = '__all__'
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(ServiceForm, self).__init__(*args, prefix=prefix, **kwargs)
+
     def save(self, commit=True):
         instance = super(ServiceForm, self).save(commit=False)
         if commit:
@@ -238,6 +258,10 @@ class VlanForm(ModelForm):
         model = Vlan
         fields = '__all__'
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(VlanForm, self).__init__(*args, prefix=prefix, **kwargs)
+
 class DelVlanForm(Form):
     vlan = forms.ModelMultipleChoiceField(queryset=Vlan.objects.all(), label="Vlan actuels",  widget=forms.CheckboxSelectMultiple)
 
@@ -246,8 +270,16 @@ class EditOuverturePortConfigForm(ModelForm):
         model = Interface
         fields = ['port_lists']
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(EditOuverturePortConfigForm, self).__init__(*args, prefix=prefix, **kwargs)
+
 class EditOuverturePortListForm(ModelForm):
     class Meta:
         model = OuverturePortList
         fields = '__all__'
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(EditOuverturePortListForm, self).__init__(*args, prefix=prefix, **kwargs)
+
diff --git a/machines/templatetags/bootstrap_form_typeahead.py b/machines/templatetags/bootstrap_form_typeahead.py
index 05dd3147..7ccab390 100644
--- a/machines/templatetags/bootstrap_form_typeahead.py
+++ b/machines/templatetags/bootstrap_form_typeahead.py
@@ -195,20 +195,20 @@ def bootstrap_form_typeahead(django_form, typeahead_fields, *args, **kwargs):
 
     return mark_safe( form )
 
-def input_id( f_name ) :
+def input_id( f_bound ) :
     """ The id of the HTML input element """
-    return 'id_'+f_name
+    return f_bound.auto_id
 
-def hidden_id( f_name ):
+def hidden_id( f_bound ):
     """ The id of the HTML hidden input element """
-    return 'typeahead_hidden_'+f_name
+    return input_id( f_bound ) +'_hidden'
 
 def hidden_tag( f_bound, f_name ):
     """ The HTML hidden input element """
     return render_tag(
         'input',
         attrs={
-            'id': hidden_id(f_name),
+            'id': hidden_id( f_bound ),
             'name': f_name,
             'type': 'hidden',
             'value': f_bound.value() or ""
@@ -249,10 +249,10 @@ def typeahead_js( f_name, f_value, f_bound,
                 f_name = f_name,
                 choices = choices,
                 engine = engine,
-                input_id = input_id( f_name ),
+                input_id = input_id( f_bound ),
                 datasets = default_datasets( f_name, match_func ),
-                updater = typeahead_updater( f_name ),
-                change = typeahead_change( f_name ),
+                updater = typeahead_updater( f_bound ),
+                change = typeahead_change( f_bound ),
                 updates = ''.join( [ (
                     '$( "#{u_id}" ).change( function() {{'
                         'setup_{f_name}();'
@@ -260,7 +260,7 @@ def typeahead_js( f_name, f_value, f_bound,
                     '}} );'
                     ).format(
                         u_id = u_id,
-                        reset_input = reset_input( f_name ),
+                        reset_input = reset_input( f_bound ),
                         f_name = f_name
                     ) for u_id in update_on ]
                 ),
@@ -276,24 +276,24 @@ def init_input( f_name, f_bound ) :
         '$( "#{input_id}" ).typeahead("val", {init_val});'
         '$( "#{hidden_id}" ).val( {init_key} );'
         ).format(
-                input_id = input_id( f_name ),
+                input_id = input_id( f_bound ),
                 init_val = '""' if init_key == '""' else
                     'engine_{f_name}.get( {init_key} )[0].value'.format(
                         f_name = f_name,
                         init_key = init_key
                     ),
                 init_key = init_key,
-                hidden_id = hidden_id( f_name )
+                hidden_id = hidden_id( f_bound )
         )
 
-def reset_input( f_name ) :
+def reset_input( f_bound ) :
     """ The JS script to reset the fields values """
     return (
         '$( "#{input_id}" ).typeahead("val", "");'
         '$( "#{hidden_id}" ).val( "" );'
         ).format(
-                input_id = input_id( f_name ),
-                hidden_id = hidden_id( f_name )
+                input_id = input_id( f_bound ),
+                hidden_id = hidden_id( f_bound )
         )
 
 def default_choices( f_value ) :
@@ -355,7 +355,7 @@ def default_match_func ( f_name ) :
                 f_name = f_name
         )
 
-def typeahead_updater( f_name ):
+def typeahead_updater( f_bound ):
     """ The JS script creating the function triggered when an item is
     selected through typeahead """
     return (
@@ -365,10 +365,10 @@ def typeahead_updater( f_name ):
             'return item;'
         '}}'
         ).format(
-                hidden_id = hidden_id( f_name )
+                hidden_id = hidden_id( f_bound )
         )
 
-def typeahead_change( f_name ):
+def typeahead_change( f_bound ):
     """ The JS script creating the function triggered when an item is changed
     (i.e. looses focus and value has changed since the moment it gained focus
     """
@@ -380,7 +380,7 @@ def typeahead_change( f_name ):
             '}}'
         '}}'
         ).format(
-                input_id = input_id( f_name ),
-                hidden_id = hidden_id( f_name )
+                input_id = input_id( f_bound ),
+                hidden_id = hidden_id( f_bound )
         )
 
diff --git a/machines/views.py b/machines/views.py
index b3f4eeb7..a0bc92cf 100644
--- a/machines/views.py
+++ b/machines/views.py
@@ -82,7 +82,7 @@ def f_type_id( is_type_tt ):
     """ The id that will be used in HTML to store the value of the field
     type. Depends on the fact that type is generate using typeahead or not
     """
-    return hidden_id('type') if is_type_tt else input_id('type')
+    return 'id_Interface-type_hidden' if is_type_tt else 'id_Interface-type'
 
 def generate_ipv4_choices( form ) :
     """ Generate the parameter choices for the bootstrap_form_typeahead tag
diff --git a/preferences/forms.py b/preferences/forms.py
index 20c7ca95..887d768d 100644
--- a/preferences/forms.py
+++ b/preferences/forms.py
@@ -33,7 +33,8 @@ class EditOptionalUserForm(ModelForm):
         fields = '__all__'
 
     def __init__(self, *args, **kwargs):
-        super(EditOptionalUserForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(EditOptionalUserForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['is_tel_mandatory'].label = 'Exiger un numéro de téléphone'
         self.fields['user_solde'].label = 'Activation du solde pour les utilisateurs'
 
@@ -43,7 +44,8 @@ class EditOptionalMachineForm(ModelForm):
         fields = '__all__'
 
     def __init__(self, *args, **kwargs):
-        super(EditOptionalMachineForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(EditOptionalMachineForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['password_machine'].label = "Possibilité d'attribuer un mot de passe par interface"
         self.fields['max_lambdauser_interfaces'].label = "Maximum d'interfaces autorisées pour un user normal"
         self.fields['max_lambdauser_aliases'].label = "Maximum d'alias dns autorisés pour un user normal"
@@ -54,7 +56,8 @@ class EditOptionalTopologieForm(ModelForm):
         fields = '__all__'
 
     def __init__(self, *args, **kwargs):
-        super(EditOptionalTopologieForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(EditOptionalTopologieForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['vlan_decision_ok'].label = "Vlan où placer les machines après acceptation RADIUS"
         self.fields['vlan_decision_nok'].label = "Vlan où placer les machines après rejet RADIUS"
 
@@ -64,7 +67,8 @@ class EditGeneralOptionForm(ModelForm):
         fields = '__all__'
 
     def __init__(self, *args, **kwargs):
-        super(EditGeneralOptionForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(EditGeneralOptionForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['search_display_page'].label = 'Resultats affichés dans une recherche'
         self.fields['pagination_number'].label = 'Items par page, taille normale (ex users)'
         self.fields['pagination_large_number'].label = 'Items par page, taille élevée (machines)'
@@ -78,7 +82,8 @@ class EditAssoOptionForm(ModelForm):
         fields = '__all__'
 
     def __init__(self, *args, **kwargs):
-        super(EditAssoOptionForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(EditAssoOptionForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['name'].label = 'Nom de l\'asso'
         self.fields['siret'].label = 'SIRET'
         self.fields['adresse1'].label = 'Adresse (ligne 1)'
@@ -94,7 +99,8 @@ class EditMailMessageOptionForm(ModelForm):
         fields = '__all__'
 
     def __init__(self, *args, **kwargs):
-        super(EditMailMessageOptionForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(EditMailMessageOptionForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['welcome_mail_fr'].label = 'Message dans le mail de bienvenue en français'
         self.fields['welcome_mail_en'].label = 'Message dans le mail de bienvenue en anglais'
 
@@ -103,5 +109,10 @@ class ServiceForm(ModelForm):
         model = Service
         fields = '__all__'
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(ServiceForm, self).__init__(*args, prefix=prefix, **kwargs)
+
 class DelServiceForm(Form):
     services = forms.ModelMultipleChoiceField(queryset=Service.objects.all(), label="Enregistrements service actuels",  widget=forms.CheckboxSelectMultiple)
+
diff --git a/topologie/forms.py b/topologie/forms.py
index 87a3917d..8c82afba 100644
--- a/topologie/forms.py
+++ b/topologie/forms.py
@@ -31,12 +31,17 @@ class PortForm(ModelForm):
         model = Port
         fields = '__all__'
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(PortForm, self).__init__(*args, prefix=prefix, **kwargs)
+
 class EditPortForm(ModelForm):
     class Meta(PortForm.Meta):
         fields = ['room', 'related', 'machine_interface', 'radius', 'vlan_force', 'details']
 
     def __init__(self, *args, **kwargs):
-        super(EditPortForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(EditPortForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['machine_interface'].queryset = Interface.objects.all().select_related('domain__extension')
         self.fields['related'].queryset = Port.objects.all().select_related('switch__switch_interface__domain__extension').order_by('switch', 'port')
 
@@ -44,18 +49,27 @@ class AddPortForm(ModelForm):
     class Meta(PortForm.Meta):
         fields = ['port', 'room', 'machine_interface', 'related', 'radius', 'vlan_force', 'details']
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(AddPortForm, self).__init__(*args, prefix=prefix, **kwargs)
+
 class StackForm(ModelForm):
     class Meta:
         model = Stack
         fields = '__all__'
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(StackForm, self).__init__(*args, prefix=prefix, **kwargs)
+
 class EditSwitchForm(ModelForm):
     class Meta:
         model = Switch
         fields = '__all__'
 
     def __init__(self, *args, **kwargs):
-        super(EditSwitchForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(EditSwitchForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['location'].label = 'Localisation'
         self.fields['number'].label = 'Nombre de ports'
 
@@ -63,8 +77,16 @@ class NewSwitchForm(ModelForm):
     class Meta(EditSwitchForm.Meta):
         fields = ['location', 'number', 'details', 'stack', 'stack_member_id']
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(NewSwitchForm, self).__init__(*args, prefix=prefix, **kwargs)
+
 class EditRoomForm(ModelForm):
     class Meta:
         model = Room
         fields = '__all__'
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(EditRoomForm, self).__init__(*args, prefix=prefix, **kwargs)
+
diff --git a/users/forms.py b/users/forms.py
index 0099176f..a8b1a219 100644
--- a/users/forms.py
+++ b/users/forms.py
@@ -54,6 +54,10 @@ class UserCreationForm(forms.ModelForm):
     password2 = forms.CharField(label='Password confirmation', widget=forms.PasswordInput, validators=[MinLengthValidator(8)], max_length=255)
     is_admin = forms.BooleanField(label='is admin')
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(UserCreationForm, self).__init__(*args, prefix=prefix, **kwargs)
+
     class Meta:
         model = User
         fields = ('pseudo', 'name', 'surname', 'email')
@@ -80,6 +84,10 @@ class ServiceUserCreationForm(forms.ModelForm):
     password1 = forms.CharField(label='Password', widget=forms.PasswordInput, min_length=8, max_length=255)
     password2 = forms.CharField(label='Password confirmation', widget=forms.PasswordInput, min_length=8, max_length=255)
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(ServiceUserCreationForm, self).__init__(*args, prefix=prefix, **kwargs)
+
     class Meta:
         model = ServiceUser
         fields = ('pseudo',)
@@ -112,7 +120,8 @@ class UserChangeForm(forms.ModelForm):
         fields = ('pseudo', 'password', 'name', 'surname', 'email')
 
     def __init__(self, *args, **kwargs):
-        super(UserChangeForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(UserChangeForm, self).__init__(*args, prefix=prefix, **kwargs)
         print("User is admin : %s" % kwargs['instance'].is_admin)
         self.initial['is_admin'] = kwargs['instance'].is_admin
 
@@ -137,6 +146,10 @@ class ServiceUserChangeForm(forms.ModelForm):
     """
     password = ReadOnlyPasswordHashField()
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(ServiceUserChangeForm, self).__init__(*args, prefix=prefix, **kwargs)
+
     class Meta:
         model = ServiceUser
         fields = ('pseudo',)
@@ -163,7 +176,8 @@ class MassArchiveForm(forms.Form):
 
 class BaseInfoForm(ModelForm):
     def __init__(self, *args, **kwargs):
-        super(BaseInfoForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(BaseInfoForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['name'].label = 'Prénom'
         self.fields['surname'].label = 'Nom'
         self.fields['school'].label = 'Établissement'
@@ -226,6 +240,10 @@ class PasswordForm(ModelForm):
         model = User
         fields = ['password', 'pwd_ntlm']
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(PasswordForm, self).__init__(*args, prefix=prefix, **kwargs)
+
 class ServiceUserForm(ModelForm):
     """ Modification d'un service user"""
     password = forms.CharField(label=u'Nouveau mot de passe', max_length=255, validators=[MinLengthValidator(8)], widget=forms.PasswordInput, required=False)
@@ -234,6 +252,10 @@ class ServiceUserForm(ModelForm):
         model = ServiceUser
         fields = ('pseudo','access_group')
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(ServiceUserForm, self).__init__(*args, prefix=prefix, **kwargs)
+
 class EditServiceUserForm(ServiceUserForm):
     class Meta(ServiceUserForm.Meta):
         fields = ['access_group','comment']
@@ -244,6 +266,10 @@ class StateForm(ModelForm):
         model = User
         fields = ['state']
 
+    def __init__(self, *args, **kwargs):
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(StateForm, self).__init__(*args, prefix=prefix, **kwargs)
+
 
 class SchoolForm(ModelForm):
     class Meta:
@@ -251,7 +277,8 @@ class SchoolForm(ModelForm):
         fields = ['name']
 
     def __init__(self, *args, **kwargs):
-        super(SchoolForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(SchoolForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['name'].label = 'Établissement'
 
 class ListRightForm(ModelForm):
@@ -260,7 +287,8 @@ class ListRightForm(ModelForm):
         fields = ['listright', 'details']
 
     def __init__(self, *args, **kwargs):
-        super(ListRightForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(ListRightForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['listright'].label = 'Nom du droit/groupe'
 
 class NewListRightForm(ListRightForm):
@@ -279,7 +307,8 @@ class DelSchoolForm(Form):
 
 class RightForm(ModelForm):
     def __init__(self, *args, **kwargs):
-        super(RightForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(RightForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['right'].label = 'Droit'
         self.fields['right'].empty_label = "Choisir un nouveau droit"
 
@@ -297,7 +326,8 @@ class DelRightForm(Form):
 
 class BanForm(ModelForm):
     def __init__(self, *args, **kwargs):
-        super(BanForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(BanForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['date_end'].label = 'Date de fin'
 
     class Meta:
@@ -313,7 +343,8 @@ class BanForm(ModelForm):
 
 class WhitelistForm(ModelForm):
     def __init__(self, *args, **kwargs):
-        super(WhitelistForm, self).__init__(*args, **kwargs)
+        prefix = kwargs.pop('prefix', self.Meta.model.__name__)
+        super(WhitelistForm, self).__init__(*args, prefix=prefix, **kwargs)
         self.fields['date_end'].label = 'Date de fin'
 
     class Meta: