// ランダムに画像を表示する
function headimage()
{
img = new Array();
img[0] = "./image/00.jpg";
img[1] = "./image/01.jpg";
img[2] = "./image/02.jpg";
img[3] = "./image/03.jpg";
img[4] = "./image/04.jpg";
img[5] = "./image/05.jpg";
img[6] = "./image/06.jpg";

n0=Math.floor(Math.random()*7);
n1=(n0+Math.floor(Math.random()*6)+1)%7;
n2=(n1+Math.floor(Math.random()*6)+1)%7;
n3=(n2+Math.floor(Math.random()*6)+1)%7;
n4=(n3+Math.floor(Math.random()*6)+1)%7;
n5=(n4+Math.floor(Math.random()*6)+1)%7;
n6=(n5+Math.floor(Math.random()*6)+1)%7;

document.write("<a href='http://www.minami-web.com'><img src='"+img[n0]+"' border='0' width='830' height='300' alt='株式会社ミナミ'></a>");
document.write("<a href='http://www.minami-web.com'><img src='"+img[n1]+"' border='0' width='830' height='300' alt='株式会社ミナミ'></a>");
document.write("<a href='http://www.minami-web.com'><img src='"+img[n2]+"' border='0' width='830' height='300' alt='株式会社ミナミ'></a>");
document.write("<a href='http://www.minami-web.com'><img src='"+img[n3]+"' border='0' width='830' height='300' alt='株式会社ミナミ'></a>");
document.write("<a href='http://www.minami-web.com'><img src='"+img[n4]+"' border='0' width='830' height='300' alt='株式会社ミナミ'></a>");
document.write("<a href='http://www.minami-web.com'><img src='"+img[n5]+"' border='0' width='830' height='300' alt='株式会社ミナミ'></a>");
document.write("<a href='http://www.minami-web.com'><img src='"+img[n6]+"' border='0' width='830' height='300' alt='株式会社ミナミ'></a>");

}