Change the value of a text box to its current order in a sortable tab

<script type="text/javascript">
    $(document).ready(function() {
	$("#table-2").tableDnD({
		onDrop: function(table, row) {
			var rows = table.tBodies[0].rows;
			var debugStr = "Order: ";
			for (var i=0; i<rows.length; i++) {
				debugStr += rows[i].id+", ";
			}
			console.log(debugStr)
			document.forms['productform'].sort1.value = debugStr;
			document.forms['productform'].sort2.value = debugStr;
			document.forms['productform'].sort3.value = debugStr;
			document.forms['productform'].sort4.value = debugStr;
		},
	});
});

<form name="productform">
		<table cellspacing="0" id="table-2" name="productform">
			<thead>
				<tr><td>Product</td>	<td>Order</td></tr>
			</thead>

			<tbody>
				<tr class="row1" id="Pol">	<td><a href="1/">Pol</a></td>	<td><input type="textbox" name="sort1"/></td>	</tr>
				<tr class="row2" id="Evo">	<td><a href="2/">Evo</a></td>	<td><input type="textbox" name="sort2"/></td>	</tr>
				<tr class="row3" id="Kal">	<td><a href="3/">Kal</a></td>	<td><input type="textbox" name="sort3"/></td>	</tr>
				<tr class="row4" id="Lok">	<td><a href="4/">Lok</a></td>	<td><input type="textbox" name="sort4"/></td>	</tr>
			</tbody>
		</table>
	</form>

<form name="productform">
    <table cellspacing="0" id="table-2" name="productform">
		<thead>
			<tr><td>Product</td>	<td>Order</td></tr>
		</thead>

		<tbody>
			<tr class="row1" id="Pol">	<td><a href="1/">Pol</a></td>	<td><input id="Pol_field" type="textbox" name="sort1"/></td>	</tr>
			<tr class="row2" id="Evo">	<td><a href="2/">Evo</a></td>	<td><input id="Evo_field" type="textbox" name="sort2"/></td>	</tr>
			<tr class="row3" id="Kal">	<td><a href="3/">Kal</a></td>	<td><input id="Kal_field" type="textbox" name="sort3"/></td>	</tr>
			<tr class="row4" id="Lok">	<td><a href="4/">Lok</a></td>	<td><input id="Lok_field" type="textbox" name="sort4"/></td>	</tr>
		</tbody>
	</table>
</form>

for (var i=0; i < rows.length; i++) {
    $('#' + rows[i].id + "_field").val(i+1);
}

$("input:text", "#table-2").each( function(i){ this.value=i+1; });