ranimg = new Array();
ranimg[0] = "images/promotion_01.jpg"
ranimg[1] = "images/promotion_02.jpg"
ranimg[2] = "images/promotion_03.jpg"
ranimg[3] = "images/promotion_04.jpg"
ranimg[4] = "images/promotion_05.jpg"
ranimg[5] = "images/promotion_06.jpg"
ranimg[6] = "images/promotion_07.jpg"
ranimg[7] = "images/promotion_08.jpg"

ranurl = new Array();
ranurl[0] = "product/cvd_04.html";
ranurl[1] = "product/jouchaku_02.html";
ranurl[2] = "product/sputtering_01.html";
ranurl[3] = "product/desktop_01.html";
ranurl[4] = "product/other_04.html";
ranurl[5] = "product/cvd_03.html";
ranurl[6] = "product/sputtering_03.html";
ranurl[7] = "product/other_02.html";

xx = Math.floor(ranurl.length*Math.random());
document.write('<a href="'+ ranurl[xx] +'"><img src="'+ ranimg[xx] +'" alt="Creation For Challenge" width="900" height="290" /></a>');