public function where($condition, $value = null, $type = null) {
		$this->_criteria->andWhere($condition);
		
		return $this;
	}
public function where($condition, $value = null, $type = null) {
		$this->_criteria->andWhere($condition);
		
		return $this;
	}
public function where ( $ condition , $ value = null , $ type = null ) { $ this -> _criteria -> andWhere ( $ condition ) ; return $ this ; }
Add the "where" condition

@param  string $condition
@param  mixed  $value
@param  int    $type
@return PhalconCriteria
Add the where condition