AutoTabIndex

Implement like following...

$(document).ready(function() {
    $('.autotabindex').autotabindex();
});

or

$(document).ready(function() {
    $('#autotabindex_1').autotabindex();
});

Example 1

Fields set to max chars of 2

Example 2

Elements with content

Example 3

Used in conjunction with Jquery Form Example Plugin to give you an idea of what is possible

Example 4

Hidden input element in between