liuyan.html:

<meta charset="utf-8">

<script src="http://apps.bdimg.com/libs/jquery/1.6.4/jquery.min.js" type="text/javascript"></script>

<script>

$(function(){

 $("[name='sub']").click(function(){

  var data=$("[name='form']").serialize();

  $.post("liuyan.php",data,function(data){

   alert(data);

  }); 

}) 

})

</script>

<div class="content">

    <div class="right_news_content">

    

             <div style="padding:10px;">

    <form name="form"> 

    <table>

     <tr>

      <td class="font_set"><label for="contactName">联系人:</label></td>

      <td><input type="text" name="contactName"  class="z_cont">&nbsp;<span class="font_color">*</span></td>

     </tr>

     <tr>

      <td class="font_set"><label for="contactTell">联系电话:</label></td>

      <td><input type="text" name="contactTell" id="contactTell" class="z_cont">&nbsp;<span class="font_color">*</span></td>

     </tr>

     <tr>

      <td class="font_set"><label for="contactqq">QQ:</label></td>

      <td><input type="text" name="contactqq" id="contactqq" class="z_cont"></td>

     </tr>

     <tr>

      <td class="font_set"><label for="contactEmail">邮箱:</label></td>

      <td><input type="text" name="contactEmail" id="contactEmail" class="z_cont"></td>

     </tr>

     <tr>

      <td class="font_set"><label for="contactTitle">主题:</label></td>

      <td><input type="text" name="contactTitle" id="contactTitle" class="z_cont">&nbsp;<span class="font_color">*</span></td>

     </tr>

     <tr>

      <td class="font_set"><label for="contactContent">内容：</label></td>

      <td><textarea name="contactContent" id="contactContent" cols="39 " rows="5" style="border:1px solid #555;" ></textarea>&nbsp;<span class="font_color">*</span></td>

     </tr>

     <tr>

      <td colspan="2" align="center" style="" >

      <input name="sub" type="button" value="提交" style="cursor:pointer; font-size:16px; ">

      <input type="reset" value="重置" style="cursor:pointer; font-size:16px; margin-left:20px;">      

      </td>

      

     </tr>

    </table>

    </form>

    

    

    </div>

    

    

            </div>

</div>

liuyan.php:

<?php

print_r($_POST['contactName']);

?>