<?php
$Behavior.initViewEvent = function()
{
var bDisable = true;
if ($('.js_event_rsvp:checked').length < 1)
{
$('#btn_rsvp_submit').attr('disabled', 'disabled');
$('.js_event_rsvp').click(function(){
$('#btn_rsvp_submit').removeAttr('disabled','');
});
}
}
?>