Ext.Ajax.request({
	 url: "confirm.do",/*headers: {
		 'userHeader': 'userMsg'
	},params: { a: 10,b: 20 },*/
	method: 'GET',success: function (response,options) {
		Ext.MessageBox.alert("成功","成功添加数据" );
	},failure: function (response,options) {
		Ext.MessageBox.alert("失败","请求超时或网络故障");
	 }
 });