手機類型判斷
1 var BrowserInfo = { 2 userAgent: navigator.userAgent.toLowerCase() 3 isAndroid: Boolean(navigator.userAgent.match(/android/ig)), 4 isIphone: Boolean(navigator.userAgent.match(/iphone|ipod/ig)), 5 isIpad: Boolean(navigator.userAgent.match(/ipad/ig)), 6 isWeixin: Boolean(navigator.userAgent.match(/MicroMessenger/ig)), 7 }