'Text', 'DynamicHeight' => 'Boolean', 'FixedHeight' => 'Int' ); function getCMSFields() { $fields = parent::getCMSFields(); $fields->removeFieldFromTab('Root.Content.Main', 'Content'); $fields->addFieldToTab('Root.Content.Main', new TextField('IFrameUrl', 'IFrame URL')); //$fields->addFieldToTab('Root.Content.Main', new CheckboxField('DynamicHeight', 'Dynamically resize the IFrame height (this doesn\'t work if IFrame URL is on a different domain)')); $fields->addFieldToTab('Root.Content.Main', new NumericField('FixedHeight', 'Fixed Height (in pixels)')); $fields->addFieldToTab('Root.Content.Main', new HtmlEditorField('Content', 'Alternate Content')); return $fields; } } class IFramePage_Controller extends Page_Controller { function Height() { /*if($this->DynamicHeight) { return 'class="iframeautosize"'; } else {*/ return 'style="height: ' . $this->FixedHeight . 'px;"'; //} } } ?>