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<?php
/*********************************************************
 filename£ºmulti.php
 describe£º ÏÔʾ¶àÓÚÒ»Ò³µÄÁ´½Ó
 function£º·ÖÒ³ÏÔʾģ¿é
 author£º  etongchina@gmail.com
 checked£º 2008-02-15 18:05
 µ÷Ó÷½Ê½£º
$num:Êý¾Ý¿â×ܼǼÊý
$perpage:ÿҳÏÔʾÌõÊý
$curr_page:µ±Ç°Ò³Âë
$mpurl:Á´½ÓµÄURL
$type:url¸ÄдºóµÄÁ´½Ó
ĬÈϹæÔòΪ£ºµ±Ç°Ò³Âë.htm
*********************************************************/
function multi($num, $perpage, $curr_page, $mpurl,$type = 0) {
 $multipage = '';
 if(!is_numeric($curr_page) || ( $curr_page < 1 )){
  showmessage("ÎÞЧҳÃæ²ÎÊý!");
  //×Ô¶¨ÒåµÄÊä³öÌáʾº¯Êý
 }
 if($type == 1){
  $script = '';
 }else{
  $script = ".htm";
 }
 if($num > $perpage) {
  $page = 6;
  $offset = 2;
  $pages = ceil($num / $perpage);
  if($curr_page > $pages){
   showmessage("Äú²é¿´µÄÒ³Ãæ²»´æÔÚ£¡");
  }
  $from = $curr_page - $offset;
  $to = $curr_page + $page - $offset - 1;
  if($page > $pages) {
   $from = 1; $to = $pages;
  }else{
   if($from < 1) {
    $to = $curr_page + 1 - $from;
    $from = 1;
    if(($to - $from) < $page && ($to - $from) < $pages) {
     $to = $page;
    }
   }elseif($to > $pages) {
    $from = $curr_page - $pages + $to;
    $to = $pages;
    if(($to - $from) < $page && ($to - $from) < $pages) {
     $from = $pages - $page + 1;
    }
&nbs