实现在百度地图上定位，并且显示运动轨迹，并且可以每隔二十分钟刷新一次状态，显示运动状态-Implement on Baidu map to locate and display the trajectory, and can refresh the status every twenty minutes, showing the state of motion

1- Support and dissemination of this type of sites. 2- Provide facts about restaurants, buying faster and more convenient for us-ers. 3- Get an overview of the available items and prices. 4- Each user has an account with advertized items on the