diff --git a/_nav.html b/_nav.html
index 57b9dee..fac14e4 100644
--- a/_nav.html
+++ b/_nav.html
@@ -1,17 +1,35 @@
 {{* -*- brindille -*- *}}
 
 <nav class="tabs">
-	{{if $current == "index" && $subsubcurrent == null}}
+	{{if $current == "index" && $subcurrent != "unfinished" && $subsubcurrent == null}}
 		<aside>
 			{{:linkbutton label="Ajouter une immobilisation" shape="plus" href="add_asset.html"}}
 		</aside>
+	{{elseif $current == "index" && $subcurrent == "details"}}
+		<aside>
+			{{if $subsubcurrent|match:"credit"}}
+				{{:linkbutton label="Rattacher une écriture d'immobilisation" href="link_immo.html?immo_doc_id=%s"|args:$_GET.immo_doc_id shape="link" target="_dialog"}}
+			{{/if}}
+			{{if $subsubcurrent|match:"modif"}}
+				{{:linkbutton label="Modifier" href="modify_infos.html?immo_doc_id=%s"|args:$_GET.immo_doc_id shape="edit" target="_dialog"}}
+			{{/if}}
+		</aside>
 	{{elseif $subsubcurrent == "amortization" && $type_immo == null || $type_immo == "managed" || $type_immo == "other"}}
 		<aside>
 			{{if $autres_amort}}
-				{{:linkbutton label="Rattacher une écriture" href="other_amortizations.html?immo_line_id=%s"|args:$_GET.immo_line_id shape="link" target="_dialog"}}
+				{{:linkbutton
+				label="Rattacher un amortissement"
+				title="Rattacher un amortissement existant"
+				href="other_amortizations.html?immo_doc_id=%s"|args:$_GET.immo_doc_id
+				shape="link"
+				target="_dialog"}}
 			{{/if}}
-			{{:linkbutton label="Enregistrer un amortissement" shape="plus"
-				href="save_amort.html?immo_line_id=%s"|args:$_GET.immo_line_id}}
+			{{:linkbutton
+			label="Enregistrer un amortissement"
+			title="Enregistrer un nouvel amortissement"
+			href="save_amort.html?immo_doc_id=%s"|args:$_GET.immo_doc_id target="_dialog"
+			shape="plus"
+			}}
 			</aside>
 	{{/if}}
 
@@ -20,7 +38,7 @@
 		<li {{if $subcurrent == "amortized"}}class="current"{{/if}}><a href="index.html?type_immo=amortized">Amorties</a></li>
 		<li {{if $subcurrent == "archived"}}class="current"{{/if}}><a href="index.html?type_immo=archived">Sorties du bilan</a></li>
 		<li {{if $subcurrent == "unfinished"}}class="current"{{/if}}><a href="index.html?type_immo=unfinished">En cours</a></li>
-		<li {{if $subcurrent == "other"}}class="current"{{/if}}><a href="index.html?type_immo=other">Autres</a></li>
+		<li {{if $subcurrent == "other"}}class="current"{{/if}}><a href="index.html?type_immo=other">À classer</a></li>
 		<li {{if $current == "config"}} class="current"{{/if}}><a href="config.html">Configuration</a></li>
 	</ul>
 
diff --git a/amortization.html b/amortization.html
index 2d3e951..1af7148 100644
--- a/amortization.html
+++ b/amortization.html
@@ -101,27 +101,40 @@
 	{{/select}}
 {{/load}}
 
-{{:assign autres_amortissements=false}}
 {{if $valeur_residuelle > 0}}
 	{{* Chercher des amortissements non rattachés à une immo *}}
 	{{#select
 		line.id as amort_line_id,
-		line.id_transaction AS amort_trans_id
+		line.id_transaction AS amort_trans_id,
+		line.credit as amort_amount
 		FROM acc_transactions_lines AS line
 		INNER JOIN acc_accounts AS account ON account.id = line.id_account
 		INNER JOIN acc_transactions AS trans ON trans.id = line.id_transaction
 		INNER JOIN acc_years AS y ON y.id = trans.id_year
 		WHERE account.code LIKE "28%" AND credit > 0 AND (NOT trans.status & 16)
 		ORDER BY trans.date, trans.label;
+		assign="amort"
 	}}
-		{{* cette ligne d'amortissement a-t-elle un doc associé ? *}}
+		{{* voir s'il existe des lignes d'immo liées à cette ligne d'amortissement *}}
+		{{:assign amort_amount=0}}
+		{{:assign keep_amort=true}}
 		{{#load type="amort_link"
 			where="$$.amort_line_id = :amort_line_id"
 			:amort_line_id = $amort_line_id
+			assign="amort_link"
 		}}
+			{{if $amort_link.amount == null || $amort_link.amount == 0}}
+				{{:assign amort_amount=$amort.amort_amount}}
+				{{:assign keep_amort=false}}
+			{{else}}
+				{{:assign amort_amount="%d+%d"|math:$amort_amount:$amort_link.amount}}
+			{{/if}}
 		{{else}}
-			{{:assign autres_amortissements=true}}
+			{{* pas de ligne d'immo liée à cette ligne d'amort => garder cette ligne d'amortissement *}}
 		{{/load}}
+		{{if $keep_amort && $amort_amount < $amort.amort_amount}}
+			{{:assign var="free_amort_lines." value=$amort}}
+		{{/if}}
 	{{/select}}
 {{/if}}
 
@@ -144,7 +157,7 @@
 	subcurrent="%s"|args:$subcurrent
 	subsubcurrent="amortization"
 	type_immo=$_GET.type_immo
-	autres_amort=$autres_amortissements
+	autres_amort=$free_amort_lines
 }}
 
 {{if $_GET.ok}}
@@ -263,7 +276,7 @@
 	<p class="block alert">Aucun amortissement enregistré pour cette immobilisation</p>
 {{/if}}
 
-{{if $autres_amortissements}}
+{{if $free_amort_lines}}
 	<p class="block alert">
 		Il y a des écritures d'amortissement qui ne sont pas rattachées à une immobilisation ! <br />
 		Utilisez le bouton « Rattacher un amortissement » pour les afficher ; vous pourrez choisir d'en attacher certaines à cette immobilisation.
diff --git a/index.html b/index.html
index ed61086..356f42c 100644
--- a/index.html
+++ b/index.html
@@ -16,7 +16,7 @@
 	{{elseif $type_immo == "other"}}
 		{{:admin_header title="Autres immobilisations" custom_css="./style.css" current="module_amortization"}}
 	{{elseif $type_immo == "unfinished"}}
-		{{:admin_header title="Immobilisations en cours de constitution" custom_css="./style.css" current="module_amortization"}}
+		{{:admin_header title="Immobilisations en cours de constitution" custom_css="./style.css" current="module_amortization" subcurrent="unfinished"}}
 	{{/if}}
 
 {{:include file="_nav.html" current="index" subcurrent="%s"|args:$type_immo}}
@@ -24,6 +24,8 @@
 {{if $_GET.ok}}
 	{{if $_GET.msg|match:"immobilisation"}}
 		{{:assign msg="Immobilisation enregistrée"}}
+	{{elseif $_GET.msg|match:"suppr_infos"}}
+		{{:assign msg="Informations supprimées"}}
 	{{elseif $_GET.msg|match:"infos"}}
 		{{:assign msg="Informations enregistrées"}}
 	{{/if}}
@@ -45,6 +47,9 @@
 	{{/select}}
 {{/load}}
 
+{{* chercher des immos antérieures à la date de début du 1er exercice *}}
+{{*:include file="_old_assets.html"*}}
+
 {{if $type_immo == "other"}}
 	{{:include file="_immobilisations_autres.html"}}
 {{elseif $type_immo == "archived"}}
diff --git a/other_amortizations.html b/other_amortizations.html
index 5163e78..e185d27 100644
--- a/other_amortizations.html
+++ b/other_amortizations.html
@@ -145,6 +145,8 @@
 			</tbody>
 		</table>
 	</section>
+{{else}}
+	<p class="block alert">Aucun amortissement à rattacher</p>
 {{/if}}
 {{:form_errors}}
 {{:admin_footer}}