form中的action,submit="return save()"以及ajax提交方法

<form enctype="multipart/form-data" method="post" name="formform1" id="formform1"action="" onsubmit="">
   <table border="1" cellspacing="0" align="center" bgcolor="#EAEAEA" bordercolor="#EFEFEF" bordercolordark="#ffffff" style="font-size:12px;margin-top: 2px"  width=1000px>
      <tr height="30px">
         <td align="center">
            <h5 style="width:1000px;height:20px;text-align:center;margin-top:30px;margin-bottom:25px;">项目区位图上传</h5>
            项目图类型:<select name="pictype" id="pictype" style="margin-top:20px;">
            <option value="" selected>请选择</option>
            <option value="1">域项目图</option>
            <option value="2">区域项目图</option>
         </select>&nbsp;<input type="file" id="xfile" name="xfile"style="width:450px;margin-top:20px;" onchange="CheckExt(this)">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<input type="button" name="UploadButton" id="UploadButton" value="上传" onclick="save()"><br>
         </td>
      </tr>
      <tr height="20px"rowspan="1"></tr>
      <tr rowspan="3">
         <td align="center">
            <table border="1" cellspacing="0" align="center" bgcolor="#EAEAEA" bordercolor="#EFEFEF" bordercolordark="#ffffff" style="font-size:12px;margin-top: 2px"  width="1000">
               <tr algin="center">
                  <td align="center">类别</td>
                  <td  align="center">操作</td>
               </tr>
               <list picturelist as list>
                  <tr>
                     <td>
                        ${list.TITLE}<input type="hidden" value="${list.SPID}" name="ProjectPic" id="y">
                     </td>
                     <td>
                        <a href="#" onclick="SeePic('${list.PATH}')"><font color="blue">预览</font></a>&nbsp;<a href="#" onclick="deleteProjectPic(${list.SPID})"><font color="blue">删除</font></a>
                     </td>
                  </tr>
               </list>

            </table>
         </td>
      </tr>

   </table>
</form>

2.js

<script>

  function deleteProjectPic(spid){
        if(confirm("是否删除该信息?"))   //弹出确认对话框
        {
            deletePic(spid);//点击确定时执行删除操作。
        }
    }
    function deletePic(spid){
        var timeOut = 1000*60*5;//5分钟
        jQuery.ajax({
            mode:"",
            async:false,
            url:"/Business/NewHouse/DeleteProjectPicAjax.5i5j",
            contentType:"application/x-www-form-urlencoded;charset=UTF-8",
            data:{SPID:spid},
            type:"post",
            timeout:timeOut,
            success:function(data){
   var code="";
   var message="";
                var xmldoc=jQuery.parseXML(data);
                jQuery(xmldoc).find("result").each(function(i)
                {
            code = jQuery(this).children("code").text();
            message = jQuery(this).children("message").text();
                });
                alert(message);
   window.location.href="/Business/NewHouse/NewHouseProjectCheckListView.5i5j";
},
            error:function(XMLHttpRequest,textStatus,errorThrown){
                if(textStatus == "timeout"){
                    alert("连接超时");
                }
                if(typeof ( loading)!="undefined"){
                    loading.hide();
                }
            }

        });
    }

</script>