diff --git a/code/cms/DMSDocumentAddController.php b/code/cms/DMSDocumentAddController.php
index f308080..aed0100 100644
--- a/code/cms/DMSDocumentAddController.php
+++ b/code/cms/DMSDocumentAddController.php
@@ -73,18 +73,28 @@ class DMSDocumentAddController extends LeftAndMain {
 		<a class=\"ss-ui-button ss-ui-action-constructive cms-panel-link ui-corner-all\" href=\"".$backlink."\">
 			Done!
 		</a>";
+
+		$addExistingField = new DMSDocumentAddExistingField('AddExisting', 'Add Existing');
+		$addExistingField->setRecord($page);
 		$form = new Form(
 			$this,
 			'getEditForm',
 			new FieldList(
-				new HiddenField('ID', false, $page->ID),
-				$uploadField,
-				new LiteralField(
-					'AllowedExtensions',
-					sprintf(
-						'<p>%s: %s</p>',
-						_t('AssetAdmin.ALLOWEDEXTS', 'Allowed extensions'),
-						implode('<em>, </em>', $exts)
+				new TabSet('Main',
+					new Tab('From your computer',
+						new HiddenField('ID', false, $page->ID),
+						$uploadField,
+						new LiteralField(
+							'AllowedExtensions',
+							sprintf(
+								'<p>%s: %s</p>',
+								_t('AssetAdmin.ALLOWEDEXTS', 'Allowed extensions'),
+								implode('<em>, </em>', $exts)
+							)
+						)
+					),
+					new Tab('From the CMS',
+						$addExistingField
 					)
 				)
 			),
diff --git a/code/cms/DMSDocumentAddExistingField.php b/code/cms/DMSDocumentAddExistingField.php
new file mode 100644
index 0000000..df5f595
--- /dev/null
+++ b/code/cms/DMSDocumentAddExistingField.php
@@ -0,0 +1,37 @@
+<?php
+
+class DMSDocumentAddExistingField extends FormField {
+	/**
+	 * Force a record to be used as "Parent" for uploaded Files (eg a Page with a has_one to File)
+	 * @param DataObject $record
+	 */
+	public function setRecord($record) {
+		$this->record = $record;
+		return $this;
+	}
+	/**
+	 * Get the record to use as "Parent" for uploaded Files (eg a Page with a has_one to File) If none is set, it will use Form->getRecord() or Form->Controller()->data()
+	 * @return DataObject
+	 */
+	public function getRecord() {
+		if (!$this->record && $this->form) {
+			if ($this->form->getRecord() && is_a($this->form->getRecord(), 'DataObject')) {
+				$this->record = $this->form->getRecord();
+			} elseif ($this->form->Controller() && $this->form->Controller()->hasMethod('data') 
+					&& $this->form->Controller()->data() && is_a($this->form->Controller()->data(), 'DataObject')) {
+				$this->record = $this->form->Controller()->data();
+			}
+		}
+		return $this->record;
+	}
+
+	public function FieldHolder($properties = array()) {
+		return $this->Field($properties);
+	}
+
+	public function Field($properties = array()) {
+		return $this->renderWith('DMSDocumentAddExistingField');
+	}
+}
+
+?>
\ No newline at end of file
diff --git a/templates/DMSDocumentAddExistingField.ss b/templates/DMSDocumentAddExistingField.ss
new file mode 100644
index 0000000..cd9bd13
--- /dev/null
+++ b/templates/DMSDocumentAddExistingField.ss
@@ -0,0 +1,20 @@
+<div class="field">
+
+	<h3>
+		<span class="step-label">
+			<span class="flyout">1</span><span class="arrow"></span>
+			<span class="title">Link a Document</span>
+		</span>
+	</h3>
+</div>
+
+<div>
+	<h3>
+		<span class="step-label">
+			<span class="flyout">2</span><span class="arrow"></span>
+			<span class="title">Edit details</span>
+		</span>
+	</h3>
+	<div class="fileOverview">
+	<ul class="files"></ul>
+</div>
\ No newline at end of file