diff --git a/src/operations/operationRow.component.ts b/src/operations/operationRow.component.ts
index e97e1f6..9afe471 100644
--- a/src/operations/operationRow.component.ts
+++ b/src/operations/operationRow.component.ts
@@ -17,7 +17,8 @@ import { OperationService } from './operation.service';
     "[id]": "operation.id",
     "[class.stroke]": "operation.canceled",
     "[class.italic]": "!operation.confirmed",
-    "[class.warning]": "operation.balance < 0, danger: operation.balance < operationsCtrl.account.authorized_overdraft"
+    "[class.warning]": "operation.balance < 0",
+    "[class.danger]": "operation.balance < account.authorized_overdraft"
   },
   template: `
 <td>{{ operation.operation_date | date:"yyyy-MM-dd" }}</td>
@@ -37,14 +38,14 @@ import { OperationService } from './operation.service';
   <div class="btn-group btn-group-sm">
     <!-- Edit operation, for non-canceled operation. -->
     <button type="button" class="btn btn-success"
-      [hidden]="operation.canceled"
+      *ngIf="!operation.canceled"
       (click)="modify(operation)" title="edit">
       <span class="fa fa-pencil-square-o"></span>
     </button>
 
     <!-- Toggle pointed operation, for non-canceled operations. -->
     <button type="button" class="btn btn-secondary"
-      [hidden]="operation.canceled"
+      *ngIf="!operation.canceled"
       (click)="togglePointed(operation)"
       [class.active]="operation.pointed" title="point">
       <span class="fa" [class.fa-check-square-o]="operation.pointed"
@@ -54,15 +55,15 @@ import { OperationService } from './operation.service';
     <!-- Toggle canceled operation. -->
     <button type="button" class="btn btn-warning"
       (click)="toggleCanceled(operation)"
-      [hidden]="!operation.scheduled_operation_id"
+      *ngIf="operation.scheduled_operation_id"
       [class.active]="operation.canceled" title="cancel">
       <span class="fa fa-remove"></span>
     </button>
 
     <!-- Delete operation, with confirm. -->
     <button type="button" class="btn btn-danger"
-      (click)="confirmDelete(operation)">
-      [hidden]="!operation.id || operation.scheduled_operation_id"
+      (click)="confirmDelete(operation)"
+      *ngIf="operation.id && !operation.scheduled_operation_id">
       <span class="fa fa-trash-o"></span>
     </button>
   </div>
@@ -70,7 +71,8 @@ import { OperationService } from './operation.service';
   `
 })
 export class OperationRowComponent {
-  @Input() operation: Operation;
+  @Input('operation-row') operation: Operation;
+  @Input() account: Account;
   @Output() needsReload: EventEmitter<void> = new EventEmitter<void>();
 
   constructor(