a=new Array()
	a[1]=new Image()
	a[1].src="img/bt/01.gif"
	a[2]=new Image()
	a[2].src="img/bt/01_2.gif"
	function newa() {
		document.a.src=a[2].src}
	function olda() {
		document.a.src=a[1].src}

	b=new Array()
	b[1]=new Image()
	b[1].src="img/bt/02.gif"
	b[2]=new Image()
	b[2].src="img/bt/02_2.gif"
	function newb() {
		document.b.src=b[2].src}
	function oldb() {
		document.b.src=b[1].src}

	c=new Array()
	c[1]=new Image()
	c[1].src="img/bt/03.gif"
	c[2]=new Image()
	c[2].src="img/bt/03_2.gif"
	function newc() {
		document.c.src=c[2].src}
	function oldc() {
		document.c.src=c[1].src}

	d=new Array()
	d[1]=new Image()
	d[1].src="img/bt/04.gif"
	d[2]=new Image()
	d[2].src="img/bt/04_2.gif"
	function newd() {
		document.d.src=d[2].src}
	function oldd() {
		document.d.src=d[1].src}

	e=new Array()
	e[1]=new Image()
	e[1].src="img/bt/05.gif"
	e[2]=new Image()
	e[2].src="img/bt/05_2.gif"
	function newe() {
		document.e.src=e[2].src}
	function olde() {
		document.e.src=e[1].src}

	f=new Array()
	f[1]=new Image()
	f[1].src="img/bt/06.gif"
	f[2]=new Image()
	f[2].src="img/bt/06_2.gif"
	function newf() {
		document.f.src=f[2].src}
	function oldf() {
		document.f.src=f[1].src}

	g=new Array()
	g[1]=new Image()
	g[1].src="img/bt/07.gif"
	g[2]=new Image()
	g[2].src="img/bt/07_2.gif"
	function newg() {
		document.g.src=g[2].src}
	function oldg() {
		document.g.src=g[1].src}