//数据处理		$('form input[type=button]').click(function() {		//json处理        /*$.ajax({			type:'POST',			url:'test.json',			dataType:'json',			data:$('form').serialize(),				success: function(response,status,xhr){					alert(response[0].url);					}			});			*/						//本地获取jsonp.php成功			/*$.ajax({				type:'POST',				url:'jsonp.php',				dataType:'json',				success: function(response,status,xhr){					alert(response.a);					}							});*/									//跨域获取jsonp.php,失败			/*$.ajax({				type:'POST',				url:'http://www.li.cc/jsonp.php',				dataType:'json',				success: function(response,status,xhr){					alert(response.a);					}							});*/			//本地获取jsonp2.php成功			/*$.getJSON('jsonp2.php?callback=?',function(response){				alert(response.a);				});*/								//跨域，远程,成功			/*$.getJSON('http://www.li.cc/jsonp2.php?callback=?',function(response){				alert(response.a);				});*/								/*$.ajax({				type:'POST',				url:'jsonp2.php',				dataType:'jsonp',				success: function(response,status,xhr){					alert(response.a);					}							});*/												//jqXHR对象			//jqXHR就是$.ajax 返回的对象			/*var jqXHR=$.ajax({			type:'POST',			url:'user.php',			data:$('form').serialize()			});*/			//alert(jqXHR);			/*jqXHR.success(function(response){				alert(response);								});*/		/*jqXHR.done(function(response){			alert(response+'1');			}).done(function(response){				alert(response+'2');				});//可以连缀操作						jqXHR.done(function(response){			alert(response+'3');			});*/												var jqXHR=$.ajax('t1.php');			var jqXHR2=$.ajax('t2.php');						/*jqXHR.done(function(response){				alert(response);				});								jqXHR2.done(function(response){				alert(response);				});*/						$.when(jqXHR,jqXHR2).done(function(r1,r2){			alert(r1[0]);			alert(r2[0]);			});    });