function useSameAddress()
{
    var checkBx = document.getElementById('sameaddress');
    var address = document.getElementById('address');
    var apt = document.getElementById('apt');
    var city = document.getElementById('city');
    var state = document.getElementById('state');
    var zip = document.getElementById('zip');
    var country = document.getElementById('country');
    var ship_address = document.getElementById('ship_address');
    var ship_apt = document.getElementById('ship_apt');
    var ship_city = document.getElementById('ship_city');
    var ship_state = document.getElementById('ship_state');
    var ship_zip = document.getElementById('ship_zip');
    var ship_country = document.getElementById('ship_country');
    var ship_first_name = document.getElementById('ship_first_name');
    var ship_last_name = document.getElementById('ship_last_name');
    var first_name = document.getElementById('first_name');
    var last_name = document.getElementById('last_name');
    if (checkBx.checked == true)
    {
        ship_address.value = address.value;
        ship_apt.value = apt.value;
        ship_city.value = city.value;
        ship_state.value = state.value;
        ship_zip.value = zip.value;
        ship_country.selectedIndex = country.selectedIndex;
        ship_first_name.value = first_name.value;
        ship_last_name.value = last_name.value;
    }
    else
    {
        ship_address.value = "";
        ship_apt.value = "";
        ship_city.value = "";
        ship_state.value = "";
        ship_zip.value = "";
        ship_country.selectedIndex = 0;
        ship_first_name.value = "";
        ship_last_name.value = "";
    }
}