function ADD_MEMBER_SELECTION_BOX ($def="0", $add_all=false, $return=false, $none=false, $field="userid")
{
// Output selection form with all confirmed user accounts listed
function ADD_MEMBER_SELECTION_BOX ($def="0", $add_all=false, $return=false, $none=false, $field="userid")
{
// Output selection form with all confirmed user accounts listed