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$mydbhost ="localhost"; //ÅäÖÃÖ÷»ú
$mydbuser ="root"; //Êý¾Ý¿âÓû§
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$mydbname ="jingyun"; //Êý¾Ý¿âÃû
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require('conn.php');
$sql1="select id from news";
$query1=mysql_query($sql1,$conn);
$sun_num=mysql_num_rows($query1);
$gs=20;
$page_num=ceil($sun_num/$gs);
include("../subpage.php");
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$PB_page=$_GET['PB_page'];
if ($PB_page==1 or empty($PB_page)){
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