菜鸟求指导

echo '<a onclick="cookin()" class="right" href="'.$url.'?'.$addurl[0].$addurl[1].$addurl[2].$addurl[3].'"></a>';

（http://localhost/steak/delicioustour.php?page_c=2&

http://localhost/steak/delicioustour.php?page_t=2&

http://localhost/steak/delicioustour.php?page_c=2&page_t=2

function cookre(){	alert('aa');        <?php $addurl[0]="page_c=".($pageval_cook-1)."&"; ?>				}			function cookin(){	<?php $addurl[0]="page_c=".($pageval_cook+1)."&"; ?>	alert('bb');}