checkbox.php
(Check the JS console.)
<![CDATA[
if ($('input#hot_enough:checked').val() == 'on') {
c('checked/on!');
} else {
c('unchecked/off!');
}
if ($('input#hot_enough').prop('checked')) {
c('checked/on! (prop(checked)');
} else {
c('unchecked/off! (prop(checked)');
}
]]>