public function IsLoaded($value = null)
	{
		if ($value != null) $this->_isLoaded = $value;
		return $this->_isLoaded;
	}
public function IsLoaded($value = null)
	{
		if ($value != null) $this->_isLoaded = $value;
		return $this->_isLoaded;
	}
public function IsLoaded ( $ value = null ) { if ( $ value != null ) $ this -> _isLoaded = $ value ; return $ this -> _isLoaded ; }
Returns true if the current object has been loaded
@access     public
@param      bool (optional) if provided will change the value
@return     bool
Returns true if the current object has been loaded