document.addEventListener("deviceready", onDeviceReady, false); // PhoneGap is loaded and it is now safe to make calls PhoneGap methods function onDeviceReady() { // 注册回退按钮事件监听器 document.addEventListener("backbutton", onBackKeyDown, false); //返回键 } function onConfirm(button) { //alert('You selected button ' + button); if (button == 1) navigator.app.exitApp(); //选择了确定才执行退出 } // Show a custom confirmation dialog // function onBackKeyDown() { navigator.notification.confirm('按确定退出程序!', // message onConfirm, // callback to invoke with index of button pressed '确定要退出程序吗?', // title '确定,取消' // buttonLabels ); }