You can use removeClass as follows:
$('#tabs').find('option').removeClass('takethis');
I'm not sure what you are trying to do. This code:
$('div
select option:selected,
input:checked,
textarea').addClass('takethis');
, , takethis. , ?
EDIT , . , ?
var table = $('<table>');
$('div#tabs :input').each(function() {
var val = $.trim($(this).val());
var name = $(this).attr('name');
if(val) {
var td1 = $('<td>').html(name);
var td2 = $('<td>').html(val);
$('<input>').attr({
type: 'hidden',
name: name
}).appendTo(td2);
$('<tr>').append(td1).append(td2).appendTo(table);
}
});
$('#4tab').append(table);
?