EXT 提交表单 附带参数

teaInfoForm.form.doAction('submit', { 
            		
					   url: 'system/teaManage!readCrsByTeacherAndTerm',
					   method:'post',
					   success:  function(response) {
					   		var resText = Ext.util.JSON.decode(response.responseText);
                            if (resText.success) {
                                Ext.getCmp('csGiven').setValue(resText.msg);
                            }
                        },
					   failure: function() {
                            Ext.Msg.alert('错误', "查找失败");
                        },
					   //form : teaInfoForm,
					   params: { term: term }
}