$(document).keyup(function (event) {
if(event.keyCode==0x4){
//
window.location.reload();
}
});
附，安卓常用键值码：
-
KEYCODE_CALL 拨号键 5
-
KEYCODE_ENDCALL 挂机键 6
-
KEYCODE_HOME 按键Home 3
-
KEYCODE_MENU 菜单键 82
-
KEYCODE_BACK 返回键 4
-
KEYCODE_SEARCH 搜索键 84
-
KEYCODE_CAMERA 拍照键 27
-
KEYCODE_FOCUS 拍照对焦键 80
-
KEYCODE_POWER 电源键 26
-
KEYCODE_NOTIFICATION 通知键 83
-
KEYCODE_MUTE 话筒静音键 91
-
KEYCODE_VOLUME_MUTE 扬声器静音键 164
-
KEYCODE_VOLUME_UP 音量增加键 24
-
KEYCODE_VOLUME_DOWN 音量减小键 25