diff --git a/views_php_array_plugin_style_php_array.inc b/views_php_array_plugin_style_php_array.inc
index 4f1f155..8d9374f 100644
--- a/views_php_array_plugin_style_php_array.inc
+++ b/views_php_array_plugin_style_php_array.inc
@@ -12,6 +12,38 @@
  */
 
 class views_php_array_plugin_style_php_array extends views_plugin_style {
+  function options_form(&$form, &$form_state) {
+    parent::options_form(&$form, &$form_state);
+    $form['shallow'] = array(
+      '#type' => 'checkbox',
+      '#title' => t('Produce a shallow array'),
+      '#default_value' => $this->options['shallow'],
+    );
+    $options = array('' => t('<None>'));
+    foreach ($this->display->handler->get_handlers('field') as $field => $handler) {
+
+      if ($label = $handler->label()) {
+        $options[$field] = $label;
+      }
+      else {
+        $options[$field] = $handler->ui_name();
+      }
+    }
+
+    $form['key_field'] = array(
+      '#type' => 'select',
+      '#title' => t('Field to use for the array key'),
+      '#options' => $options,
+      '#default_value' => $this->options['key_field'],
+    );
+    $form['value_field'] = array(
+      '#type' => 'select',
+      '#title' => t('Field to use for the value'),
+      '#options' => $options,
+      '#default_value' => $this->options['value_field'],
+    );
+  }
+
   function render() {    
     // Group the rows according to the grouping field, if specified.
     $sets = $this->render_grouping($this->view->result, $this->options['grouping']);
@@ -23,6 +55,9 @@ class views_php_array_plugin_style_php_array extends views_plugin_style {
     // Make sure fields are rendered
     $this->render_fields($this->view->result);
     $sets = array();
+    $shallow = $this->options['shallow']; 
+    $key_field = $this->options['key_field'];
+    $value_field = $this->options['value_field'];
         
     // Modify the $records to contain the rendered version of the field, not the raw
     $rendered = array();
@@ -49,6 +84,13 @@ class views_php_array_plugin_style_php_array extends views_plugin_style {
         $sets[$grouping][] = $row;
       }
     }
+    else if ($shallow) {
+       foreach ($rendered as $index => $row) {
+         $key = $row[$key_field];
+         $value = $row[$value_field];
+         $sets[$key] = $value;
+       }
+    }
     else {
       // Create a single group with an empty grouping field.
       $sets[''] = $rendered;