function getMultiValuePropertyButtonScript($propName, $edit=false) {
		$type = $this->getType();
		$params = array(
			'pntHandler' => ($edit ? 'MtoNPropertyPage' : 'PropertyPage')
			, 'pntRef' => $this->getFootprintId()
			, 'pntProperty' => $propName
			, 'pntType' => $type
			, 'id' => $this->getReqParam('id')
			);
		$urlLit = $this->getConverter()->toJsLiteral($this->controller->buildUrl($params), "'");
		return  "document.location.href=$urlLit";
	}