(tested in IE 7,8...)
Fix your markup and it will work flawlessly: class="status
<- missing "
<td class>
= invalid attr
<table>
<tr class="alt">
<td class="status"></td>
<td>Received</td>
</tr>
<tr class="alt">
<td class="status"></td>
<td>Received</td>
</tr>
<tr class="alt">
<td class="status"></td>
<td>Received</td>
</tr>
<tr class="alt">
<td class="status"></td>
<td>Received</td>
</tr>
<tr class="alt">
<td class="status"></td>
<td>Received</td>
</tr>
</table>
Or it should be:
<table>
<tr class="alt">
<td class="status"></td>
<td class="Received"></td>
</tr>
<tr class="alt">
<td class="status"></td>
<td class="Received"></td>
</tr>
<tr class="alt">
<td class="status"></td>
<td class="Received"></td>
</tr>
<tr class="alt">
<td class="status"></td>
<td class="Received"></td>
</tr>
<tr class="alt">
<td class="status"></td>
<td class="Received"></td>
</tr>
</table>
I don't know, both works, pick your choice