html5表单 ajax方式

function GetOrderInfor(){
		var data = new FormData();
		data.append('key', 'orderinfor');
		data.append('OrderInnerID', '4f12a184-7879-4d16-8255-d8641716c4fd');
		$.ajax({
			url: 'http://222.92.150.230:8787/Handler/OrderInfo.ashx',
			type: 'POST',
			data: data,
			processData: false,
			contentType: false
		}).done(function(ret){
			alert(ret);
		});
		return false;
	}