function openTheater(){
	window.open('http://hiki-koi.com/theater/index.html', 'theater', 'width=606,height=560,menubar=no,toolbar=no,scrollbars=yes')
}
function openDVD(){
	window.open('/dvd/index.html', 'theater', 'width=606,height=560,menubar=no,toolbar=no,scrollbars=yes')
}