// ランダムに画像を表示する



var img = new Array;

img[0] = "http://www.shift-on.com/image/000.jpg";
img[1] = "http://www.shift-on.com/image/001.jpg";
img[2] = "http://www.shift-on.com/image/002.jpg";
img[3] = "http://www.shift-on.com/image/003.jpg";
img[4] = "http://www.shift-on.com/image/004.jpg";
img[5] = "http://www.shift-on.com/image/005.jpg";
img[6] = "http://www.shift-on.com/image/006.jpg";
img[7] = "http://www.shift-on.com/image/007.jpg";
img[8] = "http://www.shift-on.com/image/008.jpg";
img[9] = "http://www.shift-on.com/image/009.jpg";
img[10] = "http://www.shift-on.com/image/010.jpg";
img[11] = "http://www.shift-on.com/image/011.jpg";
img[12] = "http://www.shift-on.com/image/012.jpg";
img[13] = "http://www.shift-on.com/image/013.jpg";
img[14] = "http://www.shift-on.com/image/014.jpg";
img[15] = "http://www.shift-on.com/image/015.jpg";
img[16] = "http://www.shift-on.com/image/016.jpg";
img[17] = "http://www.shift-on.com/image/017.jpg";
img[18] = "http://www.shift-on.com/image/018.jpg";
img[19] = "http://www.shift-on.com/image/019.jpg";
img[20] = "http://www.shift-on.com/image/020.jpg";
img[21] = "http://www.shift-on.com/image/021.jpg";
img[22] = "http://www.shift-on.com/image/022.jpg";

function random_img(){
        var i = myrandom(img.length) - 1;
        document.write("<A HREF=\"http:\/\/www.shift-on.com\"><IMG BORDER=\"0\" WIDTH=\"800\" HEIGHT=\"230\" ALT=\"ホームページ作成、各種デザイン、写真撮影のシフト（長野県飯田市）\" SRC=\""+img[i]+"\"><\/A>");
}
function myrandom(max){
        var v = max * Math.random();
        if(v == 0.0){v = 1;}else{v = Math.ceil(v);}
        return v;
}