SO fiddle

Test Fiddle mainly for SO Questions

by Nick Craver

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.4/themes/overcast/jquery-ui.css">
<table>
<tr>
    <td class="col_8"><div onmousedown="x(event)"><nobr><span>44468</span></nobr></div></td>
</tr>
<tr>
    <td class="col_8"><div onmousedown="x(event)"><nobr><span>44469</span></nobr></div></td>
</tr>
<tr>
    <td class="col_8"><div onmousedown="x(event)"><nobr><span>44470</span></nobr></div></td>
</tr>
</table>

JavaScript

function x() { }
    
$(function() {
    $(".col_8 span").each(function() {
        $(this).wrap("<a href='http://other.system/?" + this.innerHTML + "' />");
    });
});