$('form').submit(function(e) {
//e.preventDefault();
to_submit = {};
+ spinner.show();
$('.exercise-wtem').each(function() {
var el = $(this);
$('#wtem_sms').change(sms_handler).keyup(sms_handler);
+ var spinner = $('.wtem_spinner');
+ spinner.hide();
});
\ No newline at end of file