onClick event

<?php
				  $i = 0;
				  $res = mysql_query("SELECT * FROM $tabel_naam WHERE last_time > DATE_SUB(NOW(), INTERVAL 5 MINUTE) AND status = 'Levend' ORDER BY nickname ASC") or die(mysql_error());
				  $aantal = mysql_num_rows($res);
					 while($data = mysql_fetch_array($res)){
					   	?>					 	
						<a href="#" onclick="document.online.profielxx.value=<?php echo $data['id'] ?>;document.online.submit();"><?php echo $data['nickname'] ?> | </a>
						<input name="profielxx" type="hidden" id="profielxx">
						<?php
						$i++;
					 } 
					echo "Totaal: " . $aantal;
				  ?>

<?php
				  $i = 0;
				  $res = mysql_query("SELECT * FROM $tabel_naam WHERE last_time > DATE_SUB(NOW(), INTERVAL 5 MINUTE) AND status = 'Levend' ORDER BY nickname ASC") or die(mysql_error());
				  $aantal = mysql_num_rows($res);
					 while($data = mysql_fetch_array($res)){
					   	?>					 	
						<a href="#" onclick="document.online.profielxx.value=<?php echo $data['id'] ?>;document.online.submit();"><?php echo $data['nickname'] ?> | </a>
						<input name="profielxx" type="hidden" id="profielxx">
						<?php
						$i++;
					 } 
					echo "Totaal: " . $aantal;
				  ?>