function updateCoupons( fixedArgs ) {

    var catVal = $("#members option:selected").val();

    var content_show = "&members=" + catVal;
    var val = $("#email").attr("value");
    if ( val != null && val != "" ) {
        content_show += "&e0=" + val;
    }
    var item = $("#email1");
    if ( item != null ) {
        val = item.attr("value");
        if ( val != null && val != "" ) {
            content_show += "&e1=" + val;
        }
    }
    item = $("#email2");
    if ( item != null ) {
        val = item.attr("value");
        if ( val != null && val != "" ) {
            content_show += "&e2=" + val;
        }
    }

    $.ajax(
            {
                method: "get",
                url: "boo.php",
                data: fixedArgs + content_show,
                beforeSend: function(){}, //show loading just when link is clicked
                complete: function(){}, //stop showing loading when the process is complete
                success: function(html){ $("#coupons").html(html); } //show the html inside .content div
            }
        );
}