var comment_control = document.getElementById("item_name");
var cost_control = document.getElementById("cost");
var comment_control = document.getElementById("item_name");
var cost_control = document.getElementById("cost");
<td valign="top">{$item.project|escape}</td>
{/if}
<td valign="top">{if $item.invoice_id} {$item.item|escape} {else}<a href="expense_edit.php?id={$item.id}">{$item.item|escape}</a>{/if}</td>
<td valign="top">{$item.project|escape}</td>
{/if}
<td valign="top">{if $item.invoice_id} {$item.item|escape} {else}<a href="expense_edit.php?id={$item.id}">{$item.item|escape}</a>{/if}</td>