PHP article page-Effect code

/Foreground Paging function
function multi ($num, $perpage, $curpage, $mpurl, $maxpages = 0, $page = ten, $autogoto = TRUE, $simple = FALSE) {
Global $maxpage;
$ajaxtarget =!empty ($_get[' ajaxtarget '))? "Ajaxtarget=" ". Htmlspecialchars ($_get[' Ajaxtarget ')." " : '';

$multipage = ';
$mpurl. = Strpos ($mpurl, '? ') ' & ': '? ';
$realpages = 1;
if ($num > $perpage) {
$offset = 2;

$realpages = @ceil ($num/$perpage);
$pages = $maxpages && $maxpages < $realpages? $maxpages: $realpages;
$curpage = $curpage < $realpages? $curpage: $realpages;

  if ($page > $pages) {
    $from = 1;
    $to = $pages;
 & nbsp;} else {
    $from = $curpage-$offset;
    $to = $from + $page-1;
&NBSP;&NBSP;&N Bsp;if ($from < 1) {
     $to = $curpage + 1-$from;
     $from = 1;
    if ($to-$from < $page) {
      $to = $page;
  & NBSP;&NBSP}
   } elseif ($to > $pages) {
     $from = $pages-$page + 1;
     $to = $pages;
   }
  }

   $multipage = ($curpage-$offset > 1 && $pages > $page? ' <a href= '. $mpurl. ' page=1 ' class= ' the '. $ajaxtarget. ' >1 ...</a> ': ').
    ($curpage > 1 &&! $simple? ' <a href= '. $mpurl. ' Page= '. ($curpage-1). ' " class= "Prev" '. $ajaxtarget. ' >&lsaquo;&lsaquo;</a> ': ');
  for ($i = $from; $i <= $to; $i + +) {
    $multipage. = $i = N $curpage? ' <strong> ' $i. ' </strong> ':
     ' <a href= '. $mpurl. ' page= '. $i. ($ajaxtarget && $i = = $pages && $autogoto? '#' : '').'"'. $ajaxtarget. ' > '. $i. ' </a> ';
  }

$multipage. = ($curpage < $pages &&! $simple? ' <a href= '. $mpurl. ' Page= '. ($curpage + 1). ' " Class= "Next" '. $ajaxtarget. ' >&rsaquo;&rsaquo;</a> ': ').
($to < $pages? ' <a href= '. $mpurl. ' page= '. $pages. ' class= ' last '. $ajaxtarget. ' "..." '. $realpages. ' </a> ': ').
(! $simple && $pages > $page &&! $ajaxtarget? ' <kbd><input type= ' text ' name= ' custompage ' size= ' 3 ' onkeydown= ' if (event.keycode==13) {window.location= '. $ Mpurl. ' Page= ' +this.value; return false;} " /></kbd> ': ');

$multipage = $multipage? ' <div class= ' pages ' > '. (! $simple? ' <em>&nbsp; '. $num. ' &nbsp;</em> ': ' $multipage. ' </div> ': ';
}
$maxpage = $realpages;
return $multipage;
}