// JavaScript Document
function news_img(n){

if((n>3)||(n<0)){
	n = 0;
}

url = new Array(3);	

url[0] = "http://www.ntt-electronics.com/en/products/video/case-study/2010-fifa-world-cup/index.html";
url[1] = "http://www.ntt-electronics.com/en/products/video/products/codec_system_solutions/hvd6100/index.html";
url[2] = "http://www.ntt-electronics.com/en/products/video/news_and_events/news/081203_pinea_module.html";

var link = document.getElementById("img_link");
link.href = url[n];
}