function ajaxFileUpload(){

		 	if($('#image').attr("value")!=""){

		 		

		 		$.ajaxFileUpload(

                   {

		                url:'newsFileUpload.jsp?t='+new Date(),            //需要链接到服务器地址

		                secureuri:false,

		                fileElementId:'image',                        //文件选择框的id属性

		                dataType: 'json',                                     //服务器返回的格式，可以是json

		                success: function (data, status)            //相当于java中try语句块的用法

		                {     

		                   //var json  = JSON.parse(data)

		                   if(data.success!=true){

		                   	$.messager.alert('注意',"数据处理出错，请重新上传",'warning');

		                   }

		                },

		                error: function (data, status, e)            //相当于java中catch语句块的用法

		                {

		                   $.messager.alert('错误',"错误:"+e.description,'error');

		                }

		            }

                  

               );

               $('#progress').window('open');

               var flag;

               do{

               		$.ajax({

		                 ty