浏览器判断是否安装APP
http://blog.csdn.net/henrywulibin/article/details/52087041
从浏览器中打开我们的应用
http://blog.csdn.net/ttdevs/article/details/51348656
http://www.wahenzan.com/a/web/js/2015/0316/1608.html
http://blog.csdn.net/jerryvon/article/details/7489573
http://www.html-js.com/article/Front-end-notes-in-the-Android-browser-if-you-installed-the-app-open-the-app-if-not-then-jump-to-download-the-app
http://www.soso.io/article/102968.html
http://blog.csdn.net/xyxjn/article/details/41805365/
