//画像切り替え//

function showimg1(){
document.area1.src = "img/menu/item_1a.jpg";
}

function showimg2(){
document.area1.src = "img/menu/item_1b.jpg";
}

function showimg3(){
document.area1.src = "img/menu/item_1c.jpg";
}




function showimg4(){
document.area2.src = "img/menu/item_2a.jpg";
}

function showimg5(){
document.area2.src = "img/menu/item_2b.jpg";
}

function showimg6(){
document.area2.src = "img/menu/item_2c.jpg";
}





function showimg9(){
document.area3.src = "img/web_change1.jpg";
}

function showimg10(){
document.area3.src = "img/web_change2.jpg";
}

function showimg11(){
document.area3.src = "img/web_change3.jpg";
}

function showimg12(){
document.area3.src = "img/web_change4.jpg";
}

function showimg13(){
document.area3.src = "img/web_change5.jpg";
}

function showimg14(){
document.area3.src = "img/web_change6.jpg";
}

function showimg15(){
document.area3.src = "img/web_change_out.jpg";
}