/**
  * getPropertyValue
  * @param string $strPropertyName
  * @param integer $intWidgetInstanceId
  * @return Zend_Db_Table_Rowset_Abstract
  * @author Florian Mathis <*****@*****.**>
  * @version 1.0
  */
 public function getPropertyValue($strPropertyName = null, $intWidgetInstanceId = 0)
 {
     $this->core->logger->debug('widgets->blog->Model_BlogEntry->getPropertyValue(' . $strPropertyName . ', ' . $intWidgetInstanceId . ')');
     $objSelect = $this->getWidgetInstancePropertiesTable()->select();
     $objSelect->from($this->objWidgetInstancePropertiesTable, array('value'));
     $objSelect->join('widgetInstances', 'widgetInstances.id = widgetInstanceProperties.idWidgetInstances', array());
     $objSelect->where('widgetInstances.widgetInstanceId = ?', $intWidgetInstanceId)->where('property = ?', $strPropertyName);
     $objData = $this->objWidgetInstancePropertiesTable->fetchRow($objSelect);
     return $objData['value'];
 }