Populating DB data to a Zend Form dropdown element

$country_name = new Zend_Form_Element_Select('c_id',
array(
'decorators' => $this->elementDecorators,
'label' => 'COUNTRY',
'attribs' => array('id' => 'c_id',
'class' => 'input-text-field'),
'required' => true,
'filters' => array('StringTrim')
));
$c_table = new Application_Model_DbTable_Country();
foreach ($c_table->findForSelect() as $c) {
$country_name->addMultiOption($c->c_id, $c->c_name);
}


//Application/Model/DbTable/Country.php

class Application_Model_DbTable_Country extends Zend_Db_Table_Abstract
{

    protected $_name = 'country';//'country is a table name'

    public function findForSelect()
    {
        $select = $this->select();
        return $this->fetchAll($select);
    }
}

i hope it will be help for u. If u face any problem just reply me.