gistfile1.txt

function filterProvinces(element, countryCode) {
    $(element).val(0);
    $(element).find('optgroup').remove();
    options = $(element).data('options');
    //need to get the maching option by countrycode (id)
    //$(element).append(html);
}


$(document).ready(function(){

    province = $("select[name=province]");
    opts = $(province).find('optgroup');    //get the opts as a var
    $(province).data('options', $(opts));   //store as data
    $(province).find('optgroup').remove();  //remove the elements

    $("select[name=country]").live('change', function() {
        province = $(this).siblings("select[name=province]");
        val      = $(this).val();
        filterProvinces(province, val)
    });
});