//初始化數據
$start=1;
$end=$total_pages;

if($total_pages>$showpages){/* 如果總頁數大于顯示頁數 */
if($page>$pageoffset+1){/* 如果當前頁數大于偏移量+1 */
$page_banner .='...';
}
if($page>$pageoffset){/* 如果當前頁大于偏移量時 */
$start=$page-$pageoffset;/* 起始頁數等于當前頁數減去偏移量 */
$end=$total_pages>$page+$pageoffset?$page+$pageoffset:$total_pages;/* 結束頁數等于總頁數大于當前頁數加偏移量 */
}else{
$start=1;
$end=$total_pages>$showpage?$showpage:$total_pages;
}
if($page+$pageoffset>$total_pages){
$start=$start-($page+$pageoffset-$end);
}
}

?

for($i=$start;$i<=$end;$i++){
$page_banner .="<a href='".$_SERVER['PHP_SELF'].'?p='.$i."'>$i</a>";
}

if($page<$total_pages){
$page_banner .="<a href='".$_SERVER['PHP_SELF'].'?p='.$next."'> 下一頁</a>";
$page_banner .="<a href='".$_SERVER['PHP_SELF'].'?p='.$total_pages."'> 尾頁</a>";
}
?
?
$page_banner .="共{$total_pages}頁";
$page_banner .="<form action='fenye.php' method='get'>";
$page_banner .="到第<input type='text' size='2' name='p'>頁";
$page_banner .="<input type='submit' value='確定'>";
$page_banner .="</form></div>";
echo $page_banner;

?