var paused = false;
function internalSleep()
{
	if (!paused)
	{
		pauseMovie("intro-video");
		pauseMovie("how-video");
	}
}

function thisMovie(movieName) {
    if (navigator.appName.indexOf("Microsoft") != -1) {
        return window[movieName];
    } else {
        return document[movieName];
    }
}

function pauseMovie(movieName)
{
	var movie = thisMovie(movieName);
	if (movie != null)
	{
		try
		{
			movie.sleep();
		} catch (e) {}
	}
}

PKP.addListener(PKPApplicationEvent.APPLICATION_STATUS_CHANGED, internalSleep);