对于在线用户来说，地图和航班信息提示功能是最受欢迎的手机服务，研究还同时显示，29%的旅游者对手机用作登机牌感兴趣。
When it came to online travellers, maps and flight alerts were the most desired mobile activity according to the report with 29% of travellers interested in using their mobile as a boarding pass.
如果启用了该功能但是并没有选择区段，则Search Sitemap portlet会显示出没有页面可用的提示信息。
If it is enabled but no sections are selected, the Search Sitemap portlet displays a message that no pages are available.
主要功能为：足迹捕获、图像处理、图形标注、分析比对、录入流程、足迹查询、足迹串并、图形统计、足迹输出、信息提示。
Main functions: footprint catching, image processing, labeling, footprint analysis, footprint input, footprint query, footprint connecting, statistics, footprint output, information prompt.
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