diff --git a/zero.Backoffice.UI/app/components/ui-dropdown-button.vue b/zero.Backoffice.UI/app/components/ui-dropdown-button.vue
index 037f208f..f9efd12c 100644
--- a/zero.Backoffice.UI/app/components/ui-dropdown-button.vue
+++ b/zero.Backoffice.UI/app/components/ui-dropdown-button.vue
@@ -1,15 +1,15 @@
 <template>
-  <button v-if="!confirming" :disabled="disabled" type="button" @click="onClick" class="ui-dropdown-button" :class="{ 'has-icon': icon, 'is-active': selected, 'is-multiline': multiline }">
+  <button v-if="!confirming" :disabled="disabled" type="button" @click.stop="onClick" class="ui-dropdown-button" :class="{ 'has-icon': icon, 'is-active': selected, 'is-multiline': multiline }">
     <ui-icon v-if="icon" :symbol="icon" class="ui-dropdown-button-icon" />
-    <span><ui-localize :value="label" /><span v-if="false && confirm && !confirming"> &hellip;</span><span v-if="false && confirming">?</span></span>  
-    <ui-icon v-if="selected" symbol="fth-check" class="ui-dropdown-button-selected" />
+    <span><ui-localize :value="label" /><span v-if="confirm && !confirming"> &hellip;</span></span>   
+    <ui-icon v-if="selected" symbol="fth-check" class="ui-dropdown-button-selected" /> 
     <i v-if="loading" class="ui-dropdown-button-progress"></i>
   </button>
-  <div v-if="confirming" class="ui-dropdown-button-confirmation">
+  <div v-if="confirming" class="ui-dropdown-button ui-dropdown-button-confirmation">
     <ui-icon v-if="icon" :symbol="icon" class="ui-dropdown-button-icon" />
-    <ui-localize :value="label" />
-    <ui-button type="small light" icon="fth-x" title="Cancel" @click="confirming=false" />
-    <ui-button :type="negative ? 'small danger' : 'small primary'" icon="fth-check" title="OK" @click="onClick($event, true)" />
+    <span><ui-localize :value="label" /><span>?</span></span>
+    <ui-button type="small light" icon="fth-x" title="@ui.cancel" @click="confirming=false" />
+    <ui-button :type="negative ? 'small danger' : 'small primary'" icon="fth-check" title="@ui.ok" @click="onClick($event, true)" />
   </div>
 </template>
 
diff --git a/zero.Backoffice.UI/app/editor/compile.ts b/zero.Backoffice.UI/app/editor/compile.ts
index 7d4d83c5..040de6e4 100644
--- a/zero.Backoffice.UI/app/editor/compile.ts
+++ b/zero.Backoffice.UI/app/editor/compile.ts
@@ -58,9 +58,9 @@ export interface ZeroCompiledEditorField
   options: any | null;
   component: Component;
 
-  optional: (model: any) => boolean;
-  readonly: (model: any) => boolean;
-  hidden: (model: any) => boolean;
+  optional: (model: any, parent: any) => boolean;
+  readonly: (model: any, parent: any) => boolean;
+  hidden: (model: any, parent: any) => boolean;
   label: string;
   hideLabel: boolean;
   description: string | null;
@@ -90,7 +90,7 @@ export function compileField(zero: Zero, editor: ZeroEditor, field: ZeroEditorFi
     path: field.path,
     component,
 
-    optional(model: any)
+    optional(model: any, parent: any)
     {
       if (typeof field.configuration.optional === 'boolean')
       {
@@ -98,12 +98,12 @@ export function compileField(zero: Zero, editor: ZeroEditor, field: ZeroEditorFi
       }
       if (typeof field.configuration.optional === 'function')
       {
-        return field.configuration.optional(model);
+        return field.configuration.optional(model, parent);
       }
       return false;
     },
 
-    readonly(model: any)
+    readonly(model: any, parent: any)
     {
       if (typeof field.configuration.readonly === 'boolean')
       {
@@ -111,12 +111,12 @@ export function compileField(zero: Zero, editor: ZeroEditor, field: ZeroEditorFi
       }
       if (typeof field.configuration.readonly === 'function')
       {
-        return field.configuration.readonly(model);
+        return field.configuration.readonly(model, parent);
       }
       return false;
     },
 
-    hidden(model: any)
+    hidden(model: any, parent: any)
     {
       if (typeof field.configuration.hidden === 'boolean')
       {
@@ -124,7 +124,7 @@ export function compileField(zero: Zero, editor: ZeroEditor, field: ZeroEditorFi
       }
       if (typeof field.configuration.hidden === 'function')
       {
-        return field.configuration.hidden(model);
+        return field.configuration.hidden(model, parent);
       }
       return false;
     },
diff --git a/zero.Backoffice.UI/app/utils/numbers.ts b/zero.Backoffice.UI/app/utils/numbers.ts
index 92f95f22..cac7562b 100644
--- a/zero.Backoffice.UI/app/utils/numbers.ts
+++ b/zero.Backoffice.UI/app/utils/numbers.ts
@@ -41,4 +41,15 @@ export function toCurrency(value: number, decimals: number = 2, hideSymbol: bool
 
   return val.toString().replace(/\B(?=(\d{3})+(?!\d))/g, noEncode ? " " : "&nbsp;") + (hideSymbol === true ? "" : (noEncode ? " €" : "&nbsp;&euro;"));
   // TODO we have dynamic currencies, not fixed to €
-};
\ No newline at end of file
+};
+
+
+/**
+ * Rounds a number up
+ * @returns {number} Number
+ */
+export function roundUp(value: number, decimals: number = 2)
+{
+  decimals = Math.pow(10, decimals);
+  return Math.ceil(value * decimals) / decimals;
+}
\ No newline at end of file
diff --git a/zero.Backoffice/Resources/Localization/zero.de-de.json b/zero.Backoffice/Resources/Localization/zero.de-de.json
index ca560124..2379aa94 100644
--- a/zero.Backoffice/Resources/Localization/zero.de-de.json
+++ b/zero.Backoffice/Resources/Localization/zero.de-de.json
@@ -33,6 +33,7 @@
     "back": "Zurück",
     "close": "Schließen",
     "cancel": "Abbrechen",
+    "ok": "OK",
     "confirm": "Bestätigen",
     "save": "Speichern",
     "create": "Erstellen",
diff --git a/zero.Backoffice/Resources/Localization/zero.en-us.json b/zero.Backoffice/Resources/Localization/zero.en-us.json
index debdc4f3..8c8fd9f2 100644
--- a/zero.Backoffice/Resources/Localization/zero.en-us.json
+++ b/zero.Backoffice/Resources/Localization/zero.en-us.json
@@ -36,6 +36,7 @@
     "back": "Go back",
     "close": "Close",
     "cancel": "Cancel",
+    "ok": "OK",
     "confirm": "Confirm",
     "save": "Save",
     "create": "Create",