jQuery(document).ready(function() {
    // Create the select box
    var country_select = $('<select><option>SELECT YOUR COUNTRY:</option></select>').addClass('countryList').change(function() {
        window.location = "http://" + this.options[this.selectedIndex].value
    });

    // Create the individual options
    $.each(country_list, function(country, url) {
         country_select.
              append($("<option></option>").
              attr("value", url).
              text(country));
    });

    // Move it on to the page
    $('#ctl00_countryLocator').append(country_select);
});