var ImageLink = new Array;
ImageLink[0] = "<a href='proddetail.asp?prod=EP2'><img border=0 src='prodimages/Physics2BoxShot_white_xsm.jpg' width='100' height='142'></a>";
ImageLink[1] = "<a href='proddetail.asp?prod=GT'><img border=0 src='prodimages/gtboxshot_white_xsm.jpg' width='100' height='142'></a>";
ImageLink[2] = "<a href='proddetail.asp?prod=MET'><img border=0 src='prodimages/metbox_xxsm.jpg' width='100' height='137'></a>";
ImageLink[3] = "<a href='proddetail.asp?prod=MET'><img border=0 src='prodimages/metbox_xxsm.jpg' width='100' height='137'></a>";
ImageLink[4] = "<a href='proddetail.asp?prod=APERF'><img border=0 src='prodimages/acperform-box-xxsm.jpg' width='100' height='141'></a>";
ImageLink[5] = "<a href='proddetail.asp?prod=APERF'><img border=0 src='prodimages/acperform-box-xxsm.jpg' width='100' height='141'></a>";
ImageLink[6] = "<a href='proddetail.asp?prod=EG'><img border=0 src='prodimages/maths-GCSE08-xxsm.jpg' width='100' height='141'></a>";
ImageLink[7] = "<a href='proddetail.asp?prod=EG'><img border=0 src='prodimages/maths-GCSE08-xxsm.jpg' width='100' height='141'></a>";
ImageLink[8] = "<a href='proddetail.asp?prod=ATPLHP1'><img border=0 src='prodimages/atpl-hp1-xsm.jpg' width='100' height='142'></a>";
ImageLink[9] = "<a href='proddetail.asp?prod=ATPLHP1'><img border=0 src='prodimages/atpl-hp1-xsm.jpg' width='100' height='142'></a>";
ImageLink[10] = "<a href='proddetail.asp?prod=ATPLHP2'><img border=0 src='prodimages/atpl-hp2-xsm.jpg' width='100' height='142'></a>";
ImageLink[11] = "<a href='proddetail.asp?prod=ATPLHP2'><img border=0 src='prodimages/atpl-hp2-xsm.jpg' width='100' height='142'></a>";
var l = ImageLink.length;
var rnd_no = Math.round((l-1)*Math.random());
document.write(ImageLink[rnd_no]);