$(document).ready(function(){
    $("#f_alumni").submit(function(){
        // These are required (not-empty)
        var fields = ['name','year','mentor','title','company','address','email'],
            errors = 0,
                 i,
                 n = fields.length;
        for(i=0; i<n; i++) {
            var me = fields[i];
            if(!this[me].value) {
                $("#" + me).addClass("alert");
                $(this[me]).addClass("alert");
                errors++;
            } else {
                $("#" + me).removeClass("alert");
                $(this[me]).removeClass("alert");
            }
        }

        if(!this["directory"][0].checked && !this["directory"][1].checked) {
            $("div.question").addClass("alert");
            errors++;
        } else {
            $("div.question").removeClass("alert");
        }
            
        $("#errors").remove();
        if(errors>0) {
            $("#f_submit").after("<span id='errors' style='padding-left:3em' class='alert'>"+errors+" error(s) were found");
            return false;
        } else {
            return true;
        }
    });
});