Ext JS使用表单提交数据

var forms=new Ext.form.FormPanel({
            			 	layout:"form",
            			 	frame:true,
            			 	items:[
            			 		{
	            			 		layout:"column",
	            			 		items:[
	            			 			{
	            			 				columnWidth:.4,
	            			 				xtype:"fieldset",
	            			 				title:"a",
	            			 				layout: 'form',
                                            autoHeight: true,
                                            labelWidth:40,
                                            defaults: {
		            							allowBlank:true,
		            							xtype:'textfield',
		            							width:100
		        							},
	            			 				//defaults:{xtype:textfield},
	            			 				items:[
	            			 					{fieldLabel :"姓名",allowBlank:false,name:"username"},
	            			 					{fieldLabel :"密码",inputType:"password",name:"password"}
	            			 				]
	            			 			},{
	            			 				columnWidth:.6,
	            			 				xtype:"fieldset",
	            			 				title:"b",
	            			 				layout: 'form',
                                            labelWidth: 40,
                                            autoHeight: true,
	            			 				//defaults:{xtype:textfield},
	            			 				items:[
	            			 					{fieldLabel :"性别",allowBlank:false,xtype:"textfield",name:"sex"},
	            			 					{fieldLabel :"年龄",xtype:"textfield",name:"age"}
	            			 				]
	            			 			}
	            			 		]
	            			 	},{
	            			 		xtype:"fieldset",
	            			 		autoHeight: true,
	            			 		title:"aaaaaaa",
	            			 		defaults:{
	            			 			allowBlank:true,
		            					xtype:'textarea',
		            					width:100,
		            					labelWidth:50
	            			 		},
	            			 		items:[
	            			 			{fieldLabel:"个人爱好",width:200,name:"xingqu"}
	            			 		]
	            			 	
	            			 	}
            				]
            				
            			 });
            			 
            			 var windows=new Ext.Window({
            			 	title:"添加窗口",
            			 	height:300,
            			 	width:400,
            			 	layout:"fit",
            			 	items:[forms],
            			 	buttonAlign:'center',
            			 	buttons:[
            			 		{
            			 			text:"ok",
            			 			handler:function(){
            			 				 forms.getForm().submit({
            			 				 	 url : 'demo/demos!ext_test.action',
            			 				 	 waitMsg : '正在提交,请稍等……',
            			 				 	 timeout : 100000,
            			 				 	 method : 'GET',
            			 				 	 reset : true ,   //当提交后清空输入域的值
            			 				 	 success : function(form,action){     //是与业务相关的只有后台响应为true或响应的JSON包含success:true
            			 				 	 	Ext.Msg.alert("Success", action.result.msg);
            			 				 	 },failure : function(form,action){  //后台响应的JSON包含error:{},就认为连接失败
                                 				Ext.Msg.alert('提示','系统登入失败,原因<br/>' + action.failureType); 
                                	 		 }
            			 				 });
            			 			}
            			 		},{
            			 			text:"cancle",
            			 			handler:function(){
            			 				forms.form.reset();
            			 			}
            			 		}
            			 	]
            			 });
            			 windows.show();