diff --git a/reconciliation.py b/reconciliation.py
index 18b5a60..37da8a8 100644
--- a/reconciliation.py
+++ b/reconciliation.py
@@ -168,6 +168,50 @@ class Reconciliation(Workflow, ModelSQL, ModelView):
                     dateto = Report.format_date(reconciliation.date_to),
                     ))
 
+    @classmethod
+    def get_values_wfedit(cls, reconciliation):
+        """ get values for 'to_write' in wf-edit
+        """
+        values = {
+            'start_amount': Decimal('0.0'),
+            'end_amount': Decimal('0.0'),
+            }
+
+        # unlink lines from reconciliation
+        if len(reconciliation.lines) > 0:
+            values['lines'] = [('remove', [x.id for x in reconciliation.lines])]
+        return values
+
+    @classmethod
+    def get_values_wfcheck(cls, reconciliation):
+        """ get values for 'to_write' in wf-check
+        """
+        Line = Pool().get('cashbook.line')
+
+        values = {}
+        if reconciliation.predecessor:
+            values['start_amount'] = reconciliation.predecessor.end_amount
+        else :
+            values['start_amount'] = Decimal('0.0')
+        values['end_amount'] = values['start_amount']
+
+        # add 'checked'-lines to reconciliation
+        lines = Line.search([
+            ('date', '>=', reconciliation.date_from),
+            ('date', '<=', reconciliation.date_to),
+            ('cashbook.id', '=', reconciliation.cashbook.id),
+            ('reconciliation', '=', None),
+            ('state', 'in', ['check', 'recon']),
+            ])
+        if len(lines) > 0:
+            values['lines'] = [('add', [x.id for x in lines])]
+
+        # add amounts of new lines
+        values['end_amount'] += sum([x.credit - x.debit for x in lines])
+        # add amounts of already linked lines
+        values['end_amount'] += sum([x.credit - x.debit for x in reconciliation.lines])
+        return values
+
     @classmethod
     @ModelView.button
     @Workflow.transition('edit')
@@ -178,16 +222,10 @@ class Reconciliation(Workflow, ModelSQL, ModelView):
 
         to_write = []
         for reconciliation in reconciliations:
-            values = {
-                'start_amount': Decimal('0.0'),
-                'end_amount': Decimal('0.0'),
-                }
-
-            # unlink lines from reconciliation
-            if len(reconciliation.lines) > 0:
-                values['lines'] = [('remove', [x.id for x in reconciliation.lines])]
-
-            to_write.extend([[reconciliation], values])
+            to_write.extend([
+                [reconciliation],
+                cls.get_values_wfedit(reconciliation),
+                ])
 
         if len(to_write) > 0:
             Recon.write(*to_write)
@@ -199,16 +237,12 @@ class Reconciliation(Workflow, ModelSQL, ModelView):
         """ checked: add lines of book in date-range to reconciliation,
             state of lines must be 'checked'
         """
-        pool = Pool()
-        Line = pool.get('cashbook.line')
-        Recon = pool.get('cashbook.recon')
+        Recon = Pool().get('cashbook.recon')
 
         cls.check_lines_not_checked(reconciliations)
 
         to_write = []
         for reconciliation in reconciliations:
-            values = {}
-
             if reconciliation.predecessor:
                 # predecessor must be 'done'
                 if reconciliation.predecessor.state != 'done':
@@ -226,28 +260,11 @@ class Reconciliation(Workflow, ModelSQL, ModelView):
                         dateto = Report.format_date(reconciliation.predecessor.date_to),
                         recname = reconciliation.rec_name,
                         ))
-                values['start_amount'] = reconciliation.predecessor.end_amount
-            else :
-                values['start_amount'] = Decimal('0.0')
-            values['end_amount'] = values['start_amount']
 
-            # add 'checked'-lines to reconciliation
-            lines = Line.search([
-                ('date', '>=', reconciliation.date_from),
-                ('date', '<=', reconciliation.date_to),
-                ('cashbook.id', '=', reconciliation.cashbook.id),
-                ('reconciliation', '=', None),
-                ('state', 'in', ['check', 'recon']),
+            to_write.extend([
+                [reconciliation],
+                cls.get_values_wfcheck(reconciliation),
                 ])
-            if len(lines) > 0:
-                values['lines'] = [('add', [x.id for x in lines])]
-
-            # add amounts of new lines
-            values['end_amount'] += sum([x.credit - x.debit for x in lines])
-            # add amounts of already linked lines
-            values['end_amount'] += sum([x.credit - x.debit for x in reconciliation.lines])
-
-            to_write.extend([[reconciliation], values])
 
         if len(to_write) > 0:
             Recon.write(*to_write)
diff --git a/view/recon_form.xml b/view/recon_form.xml
index 478fba6..2fe66f4 100644
--- a/view/recon_form.xml
+++ b/view/recon_form.xml
@@ -23,9 +23,9 @@ full copyright notices and license terms. -->
     </group>
 
     <label name="start_amount"/>
-    <field name="start_amount"/>
+    <field name="start_amount" symbol="currency"/>
     <label name="end_amount"/>
-    <field name="end_amount"/>
+    <field name="end_amount" symbol="currency"/>
 
     <label name="date"/>
     <field name="date"/>