Form dropdown from double array.

[eluser]Darker[/eluser]

Code:

Array ( [0] => Array ( [country_id] => 1 [country] => Afghanistan ) [1] => Array ( [country_id] => 2 [country] => Albania ) [2] => Array ( [country_id] => 3 [country] => Algeria ) [3] => Array ( [country_id] => 4 [country] => American Samoa )

How can i do a form_dropdown with it ?
I mean

Code:

<option value="2">Albania</option>

Thanks!