Android PhoneGap event in the Code

print?<!DOCTYPE html>
<html>
<head>
<title>PhoneGap Event Example</title>

<script type="text/javascript" charset="utf-8" src="cordova.js"></script>
<script type="text/javascript" charset="utf-8">
   document.addEventListener("deviceready",onDeviceReady,false);

   function onDeviceReady(){
       //To detect when the device is ready, use the deviceready event.
       document.addEventListener("pause",onPause,false);
       document.addEventListener("resume",onResume,false);
       document.addEventListener("backbutton",onBackButton,false);
       document.addEventListener("menubutton",onMenuButton,false);
       document.addEventListener("searchbutton",onSearchButton,false);
       document.addEventListener("online",isOnline,false);
       document.addEventListener("offline",isOffline,false);
   }

   function onPause(){
       //To detect when the application has been paused, use the pause event.
   }

   function onResume(){
       //To detect when the application has been resumed, use the resume event.
   }

   function onBackButton()
   {
       //To detect when the Back button has been pressed on an Android device,use the backbutton event.
       alert("onBackButton!");
   }

   function onMenuButton(){
       //To detect when the Menu button has been pressed on an Android device,use the menubutton event.
       alert("onMenuButton");
   }

   function onSearchButton(){
       //To detect when the Search button has been pressed on an Android device, use the searchbutton event.
   }

   function isOnline(){
       //To detect when the application is online (connected to the Internet), use the online event.
   }

   function isOffline(){
       //To detect when the application is ol ine (not connected to the Internet),use the offline event.
   }

</script>
</head>
<body>
<h1>PhoneGap Event Example</h1>
</body>
</html>

<!DOCTYPE html>
<html>
<head>
<title>PhoneGap Event Example</title>

补充：移动开发 , Android ,