<div style="page-break-after: always"><span style="display: none"> </span></div> 

function pageBreak($content){ 
 $content = $content; 
 $pattern = "/<div style=\"page-break-after: always\"><span style=\"display: none\"> 
<\/span><\/div>/"; 
 $strSplit = preg_split($pattern, $content, -1, PREG_SPLIT_NO_EMPTY); 
 $count = count($strSplit); 
 $outStr = ""; 
 $i  = 1; 
 
 if ($count > 1 ) { 
  $outStr = "<div id='page_break'>"; 
  foreach($strSplit as $value) { 
   if ($i <= 1) { 
    $outStr .= "<div id='page_$i'>$value</div>"; 
   } else { 
    $outStr .= "<div id='page_$i' class='collapse'>$value</div>"; 
   } 
   $i++; 
  } 
 
  $outStr .= "<div class='num'>"; 
  for ($i = 1; $i <= $count; $i++) { 
   $outStr .= "<li>$i</li>"; 
  } 
  $outStr .= "</div></div>"; 
  return $outStr; 
 } else { 
  return $content; 
 } 
}

#page_break {} 
#page_break .collapse {display: none;} 
#page_break .num {padding: 10px 0;text-align: center;} 
#page_break .num li{display: inline; margin: 0 2px;padding: 3px 5px;border:1px solid #abcee4; 
background-color: #fff;color: #369;text-align: center;cursor: pointer;overflow: hidden;} 
#page_break .num li.on{background-color: #369;color: #fff;font-weight: bold;} 

$(function(){ 
 $('#page_break .num li:first').addClass('on'); 
 
 $('#page_break .num li').click(function(){ 
  //隐藏所有页内容 
  $("#page_break div[id^='page_']").hide(); 
 
  //显示当前页内容。 
  if ($(this).hasClass('on')) { 
   $('#page_break #page_' + $(this).text()).show(); 
  } else { 
   $('#page_break .num li').removeClass('on'); 
   $(this).addClass('on'); 
   $('#page_break #page_' + $(this).text()).fadeIn('normal'); 
  } 
 }); 
});