<SCRIPT language="javascript">
        function addRow(tableID) {
 
            var table = document.getElementById(tableID);
 
            var rowCount = table.rows.length;
            var row = table.insertRow(rowCount);
 
            var colCount = table.rows[0].cells.length;
 
            for(var i=0; i<colCount; i++) {
 
                var newcell = row.insertCell(i);
 
                newcell.innerHTML = table.rows[1].cells[i].innerHTML;
                //alert(newcell.childNodes);
                switch(newcell.childNodes[0].type) {
                    case "text":
                            newcell.childNodes[0].value = "";
                            break;
                    case "checkbox":
                            newcell.childNodes[0].checked = false;
                            break;
                    case "select-one":
                            newcell.childNodes[0].selectedIndex = 0;
                            break;
                }
            }
        }
 
        function deleteRow(tableID) {
            try {
            var table = document.getElementById(tableID);
            var rowCount = table.rows.length;
 
            for(var i=0; i<rowCount; i++) {
                var row = table.rows[i];
                var chkbox = row.cells[0].childNodes[0];
                if(null != chkbox && true == chkbox.checked) {
                    if(rowCount <= 2) {
                        alert("Cannot delete all the rows.");
                        break;
                    }
                    table.deleteRow(i);
                    rowCount--;
                    i--;
                }
 
            }
            }catch(e) {
                alert(e);
            }
        }
 
    </SCRIPT>		
<table id="items">
<INPUT type="button" value="Add Row" onclick="addRow('dataTable')" />
<INPUT type="button" value="Delete Row" onclick="deleteRow('dataTable')" />
	   <TABLE id="dataTable"  border="0">
	    <tr class="header">
    	  	  <th class="no">No</th>
		      <th class="kode">Kode </th>
		      <th class="skcd">Nama Barang</th>			       			       
			  <th class="sat">Satuan</th>
		      <th class="jml">Jumlah</th>			       			       
		</tr>	
		<TR>
            <TD><INPUT type="checkbox" name="chk[]"/></TD>
            <TD><INPUT type="text" name="txtKode[]" id="txtKode_id[]"/></TD>
           	<?php 
			
			echo '<td >';			
    				 $result = mysql_query("select * from tabelsukucadang");
					 $jsArray = "var arrayNamaBarang= new Array();\n";    
					 echo '<select name="cmbBarang[]" id="cmbBarangId[]" onchange="changeValue(this.value)">';    
					 echo '<option>-Pilih Barang-</option>';    
					 while ($row = mysql_fetch_array($result)) 
					 {    
					 echo '<option value="' . $row['ID'] . '">' . $row['NAMA_BRG'].'</option>';    
					 $jsArray .= "arrayNamaBarang['" . $row['ID'] . "'] = {Kode:'" . addslashes($row['KODE_BRG']) . "',Satuan:'".addslashes($row['SATUAN'])."'};\n";    
					 }    
					 echo '</select>';    			 
								
					echo '<script type="text/javascript">';    
					echo $jsArray;
					echo 'function changeValue(id)';
					echo '{ '; 
						echo 'document.getElementById("txtKode_id[]").value = arrayNamaBarang[id].Kode; '; 
						echo 'document.getElementById("txtSatuan_id[]").value = arrayNamaBarang[id].Satuan; ';
					echo '}; '; 
					echo '</script>';	
				
				echo '</td>';			
			 ?>
			<TD><INPUT type="text" name="txtSatuan[]" id="txtSatuan_id[]"/></TD>
			<TD><INPUT type="text" name="txtJumlah[]"/></TD>
		</TR>	
	</TABLE>		
</table>
</form>			
<TABLE id="dataTable" border="0">
	 <tr class="header">
 	 	 <th class="no">No</th>
		 <th class="kode">Kode </th>
		 <th class="skcd">Nama Barang</th>			 			 
			 <th class="sat">Satuan</th>
		 <th class="jml">Jumlah</th>			 			 
		</tr>	
		<TR>
 <TD><INPUT type="checkbox" name="chk[]"/></TD>
 <TD><INPUT type="text" name="txtKode[]" id="txtKode_id[]"/></TD>
 	<?php 
 
			echo '<td >';			
 				 $result = mysql_query("select * from tabelsukucadang");
					 $jsArray = "var arrayNamaBarang= new Array();\n"; 
					 echo '<select name="cmbBarang[]" id="cmbBarangId[]">'; 
					 echo '<option>-Pilih Barang-</option>'; 
					 while ($row = mysql_fetch_array($result)) 
					 { 
					 echo '<option value="' . $row['ID'] . '">' . $row['NAMA_BRG'].'</option>'; 
					 $jsArray .= "arrayNamaBarang['" . $row['ID'] . "'] = {Kode:'" . addslashes($row['KODE_BRG']) . "',Satuan:'".addslashes($row['SATUAN'])."'};\n"; 
					 } 
					 echo '</select>';	
				echo '</td>';			
			 ?>
			<TD><INPUT type="text" name="txtSatuan[]" id="txtSatuan_id[]"/></TD>
			<TD><INPUT type="text" name="txtJumlah[]"/></TD>
		</TR>	
</TABLE>
<!-- menambahkan jquery -->
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.6.1/jquery.min.js"></script>
<script type="text/javascript">
<?php echo $jsArray;?>
$(function(){
	$("#dataTable select").change(function(){
		var id = $(this).val();
		$(this).parent().prev().find('input').val(arrayNamaBarang[id].Kode);
		$(this).parent().next().find('input').val(arrayNamaBarang[id].Satuan);
	});
});
</script>
?>                <script type="text/javascript">
<?php echo $jsArray;?>
function addActionToSelect(){
	$("#dataTable select").unbind();
	$("#dataTable select").change(function(){
		var id = $(this).val();
		$(this).parent().prev().find('input').val(arrayNamaBarang[id].Kode);
		$(this).parent().next().find('input').val(arrayNamaBarang[id].Satuan);
	});
}
$(function(){
	addActionToSelect();
});
</script>dan pada function yang kamu buat yaitu function addRow() tambahkan addActionToSelect(); pada bagian akhir function.                function addRow(tableID) 
{
        var table = document.getElementById(tableID);
        var rowCount = table.rows.length;
        var row = table.insertRow(rowCount);
        var colCount = table.rows[0].cells.length;
 
		for(var i=0; i<colCount; i++) 
		{
            var newcell = row.insertCell(i);
            newcell.innerHTML = table.rows[1].cells[i].innerHTML;
            //alert(newcell.childNodes);
            switch(newcell.childNodes[0].type) 
			{
                    case "text":
                            newcell.childNodes[0].value = "";
                            break;
                    case "checkbox":
                            newcell.childNodes[0].checked = false;
                            break;
                    case "select-one":
                            newcell.childNodes[0].selectedIndex = 0;
                            break;
           		 }
        	}
     addActionToSelect();
}                function addRow(tableID) {
 
            var table = document.getElementById(tableID);
 
            var rowCount = table.rows.length;
            var row = table.insertRow(rowCount);
 
            var colCount = table.rows[0].cells.length;
 
            for(var i=0; i<colCount; i++) {
 
                var newcell = row.insertCell(i);
 
                newcell.innerHTML = table.rows[1].cells[i].innerHTML;
                //alert(newcell.childNodes);
                switch(newcell.childNodes[0].type) {
                    case "text":
                            newcell.childNodes[0].value = "";
                            break;
                    case "checkbox":
                            newcell.childNodes[0].checked = false;
                            break;
                    case "select-one":
                            newcell.childNodes[0].selectedIndex = 0;
                            break;
                }
            }
            addActionToSelect();
        }