image = new Array();

image[0] = new Image();
image[0].src = "img/top/cl_base.jpg";
image[1] = new Image();
image[1].src = "img/top/cl_hokkaido.jpg";
image[2] = new Image();
image[2].src = "img/top/cl_tohoku.jpg";
image[3] = new Image();
image[3].src = "img/top/cl_kanto.jpg";
image[4] = new Image();
image[4].src = "img/top/cl_koshinhoku.jpg";
image[5] = new Image();
image[5].src = "img/top/cl_tokai.jpg";
image[6] = new Image();
image[6].src = "img/top/cl_kinki.jpg";
image[7] = new Image();
image[7].src = "img/top/cl_chugokushikoku.jpg";
image[8] = new Image();
image[8].src = "img/top/cl_kyushu.jpg";

function Img_2(n){
if(document.images){
document.link.src=image[n-1].src;}}