NOTE!

Demo

First Name
Last Name
Age
Total
Discount
Date
Peter Parker 28 $9.99 20% Jul 6, 2006 8:14 AM
John Hood 33 $19.99 25% Dec 10, 2002 5:14 AM
Clark Kent 18 $15.89 44% Jan 12, 2003 11:14 AM
Bruce Almighty 45 $153.19 44% Jan 18, 2001 9:12 AM
Bruce Evans 22 $13.19 11% Jan 18, 2007 9:12 AM

Javascript

$(function(){

// BONUS TIP: disable a column using jQuery data directly
// but do it before the table initializes
// this code disables the sort on the "Date" column
$("table thead th:eq(5)").data("sorter", false);

$("table").tablesorter({
theme : 'blue',

headers: {
// disable sorting of the first & second column - before we would have to had made two entries
// note that "first-name" is a class on the span INSIDE the first column th cell
'.first-name, .last-name' : {
// disable it by setting the property sorter to false
sorter: false
}
}
});
});

HTML

<table class="tablesorter">
<thead>
<tr>
<th><span class="first-name">First Name</span></th>
<th class="last-name">Last Name</th>
<th data-sorter="false">Age</th>
<th>Total</th>
<th class="sorter-false">Discount</th>
<th>Date</th>
</tr>
</thead>
<tbody>
<tr>
<td>Peter</td>
<td>Parker</td>
<td>28</td>
<td>$9.99</td>
<td>20%</td>
<td>Jul 6, 2006 8:14 AM</td>
</tr>
<tr>
<td>John</td>
<td>Hood</td>
<td>33</td>
<td>$19.99</td>
<td>25%</td>
<td>Dec 10, 2002 5:14 AM</td>
</tr>
<tr>
<td>Clark</td>
<td>Kent</td>
<td>18</td>
<td>$15.89</td>
<td>44%</td>
<td>Jan 12, 2003 11:14 AM</td>
</tr>
<tr>
<td>Bruce</td>
<td>Almighty</td>
<td>45</td>
<td>$153.19</td>
<td>44%</td>
<td>Jan 18, 2001 9:12 AM</td>
</tr>
<tr>
<td>Bruce</td>
<td>Evans</td>
<td>22</td>
<td>$13.19</td>
<td>11%</td>
<td>Jan 18, 2007 9:12 AM</td>
</tr>
</tbody>
</table>

Next up: Lock sort order using header options ››