function prelode(){
			new Image().src="img/header/04-over.gif";
			new Image().src="img/header/05-over.gif";
			new Image().src="img/header/06-over.gif";
			new Image().src="img/header/07-over.gif";
			new Image().src="img/header/08-over.gif";

			new Image().src="img/footer/01-over.gif";
			new Image().src="img/footer/02-over.gif";
			new Image().src="img/footer/03-over.gif";
			new Image().src="img/footer/04-over.gif";
			new Image().src="img/footer/05-over.gif";
			
			new Image().src="img/bana-01-over.gif";
			new Image().src="img/bana-02-over.gif";
			new Image().src="img/bana-03-over.gif";

			new Image().src="img/mi-01-over.gif";
			new Image().src="img/mi-02-over.gif";
			new Image().src="img/mi-03-over.gif";
			new Image().src="img/mi-04-over.gif";
			new Image().src="img/mi-05-over.gif";
			new Image().src="img/mi-06-over.gif";
			new Image().src="img/mi-07-over.gif";
			new Image().src="img/mi-08-over.gif";
			new Image().src="img/mi-09-over.gif";
			}

//ヘッダ
function button1(buttongazo){
	document.getElementById('h-1')
	.setAttribute('src',buttongazo);}

function button2(buttongazo){
	document.getElementById('h-2')
	.setAttribute('src',buttongazo);}

function button3(buttongazo){
	 document.getElementById('h-3')
	.setAttribute('src',buttongazo);}

function button4(buttongazo){
	document.getElementById('h-4')
	.setAttribute('src',buttongazo);}

function button5(buttongazo){
	 document.getElementById('h-5')
	.setAttribute('src',buttongazo);}

//フッダ
function button6(buttongazo){
	document.getElementById('h-6')
	.setAttribute('src',buttongazo);}

function button7(buttongazo){
	document.getElementById('h-7')
	.setAttribute('src',buttongazo);}

function button8(buttongazo){
	document.getElementById('h-8')
	.setAttribute('src',buttongazo);}

function button9(buttongazo){
	document.getElementById('h-9')
	.setAttribute('src',buttongazo);}

function button10(buttongazo){
	document.getElementById('h-10')
	.setAttribute('src',buttongazo);}

//その他
function button11(buttongazo){
	document.getElementById('no1')
	.setAttribute('src',buttongazo);}
	
function button12(buttongazo){
	document.getElementById('no2')
	.setAttribute('src',buttongazo);}
	
function button13(buttongazo){
	document.getElementById('no3')
	.setAttribute('src',buttongazo);}
	
function button14(buttongazo){
	document.getElementById('no4')
	.setAttribute('src',buttongazo);}
	
function button15(buttongazo){
	document.getElementById('no5')
	.setAttribute('src',buttongazo);}
	
function button16(buttongazo){
	document.getElementById('no6')
	.setAttribute('src',buttongazo);}
	
function button17(buttongazo){
	document.getElementById('no7')
	.setAttribute('src',buttongazo);}
	
function button18(buttongazo){
	document.getElementById('no8')
	.setAttribute('src',buttongazo);}
	
function button19(buttongazo){
	document.getElementById('no9')
	.setAttribute('src',buttongazo);}
	
function button20(buttongazo){
	document.getElementById('no10')
	.setAttribute('src',buttongazo);}