firing a jQuery change function at document ready

Question

My change function allows users to switch from country to country and get different text and features. It works when changing country selections. But at initial page load, it do

Answer 1

This usually is made as:

function onChange ()
{                                                                               
    switch ($('input[name=country]:checked').val())
    ....
}

$('input[name=country]').change(onChange); // 1. attach it as event handler.
onChange();                                // 2. call it first time.