var randnum = Math.random();
var inum = 5;
var imagePath = '/images/';
var rand1 = Math.round(randnum * (inum-1)) + 1;
imgs = new Array
imgs[1] = "<a href='/product/air-sampling-filter-storage-shipping-dish'><img src='"+imagePath+"promo1.jpg' width='247' height='192' border='0' /></a><br />";
imgs[2] = "<a href='/product/definer-100'><img src='"+imagePath+"promo2.jpg' width='247' height='192' border='0' /></a><br />";
imgs[3] = "<a href='/category/met-one-particle-counter'><img src='"+imagePath+"promo7.jpg' width='247' height='192' border='0' /></a><br />";

imgs[4] = "<a href='/product/air-sampling-filter-storage-shipping-dish'><img src='"+imagePath+"promo1.jpg' width='247' height='192' border='0' /></a><br />";
imgs[5] = "<a href='/product/definer-100'><img src='"+imagePath+"promo2.jpg' width='247' height='192' border='0' /></a><br />";
imgs[6] = "<a href='/category/met-one-particle-counter'><img src='"+imagePath+"promo7.jpg' width='247' height='192' border='0' /></a><br />";

var img = imgs[rand1];

var randnum2 = Math.random();
var inum2 = 3;
var rand12 = Math.round(randnum2 * (inum2-1)) + 1;
imgs2 = new Array;
imgs2[1] = "<a href='/product/new-star-hotplate-magnetic-stirrer-a'><img src='"+imagePath+"promo3.jpg' width='247' height='192' border='0' /></a><br />";
imgs2[2] = "<a href='/product/personal-environmental-monitors-pems'><img src='"+imagePath+"promo4.jpg' width='247' height='192' border='0' /></a><br />";
imgs2[3] = "<a href='/product/new-star-hotplate-magnetic-stirrer-a'><img src='"+imagePath+"promo3.jpg' width='247' height='192' border='0' /></a><br />";
imgs2[4] = "<a href='/product/personal-environmental-monitors-pems'><img src='"+imagePath+"promo4.jpg' width='247' height='192' border='0' /></a><br />";
var img2 = imgs2[rand12];


var randnum3 = Math.random();
var inum3 = 7;
var rand13 = Math.round(randnum3 * (inum3-1)) + 1;
imgs3 = new Array;
imgs3[1] = "<a href='/category/personal-sampling-pumps'><img src='"+imagePath+"promo5.jpg' width='247' height='192' border='0' /></a><br />";
imgs3[2] = "<a href='/product/rocker-300-laboratory-vacuum-pump'><img src='"+imagePath+"promo6.jpg' width='247' height='192' border='0' /></a><br />";
imgs3[3] = "<a href='/product/buck-libra-plus-lp1-120v'><img src='"+imagePath+"promo8.jpg' width='247' height='192' border='0' /></a><br />";
imgs3[4] = "<a href='/product/rocker-400-laboratory-vacuum-pump'><img src='"+imagePath+"promo9.jpg' width='247' height='192' border='0' /></a><br />";
imgs3[5] = "<a href='/category/personal-sampling-pumps'><img src='"+imagePath+"promo5.jpg' width='247' height='192' border='0' /></a><br />";
imgs3[6] = "<a href='/product/rocker-300-laboratory-vacuum-pump'><img src='"+imagePath+"promo6.jpg' width='247' height='192' border='0' /></a><br />";
imgs3[7] = "<a href='/product/buck-libra-plus-lp1-120v'><img src='"+imagePath+"promo8.jpg' width='247' height='192' border='0' /></a><br />";
imgs3[8] = "<a href='/product/rocker-400-laboratory-vacuum-pump'><img src='"+imagePath+"promo9.jpg' width='247' height='192' border='0' /></a><br />";
var img3 = imgs3[rand13];


var img = imgs[rand4];

var randnum4 = Math.random();
var inum4 = 1;
var rand14 = Math.round(randnum4 * (inum4-1)) + 1;
imgs4 = new Array;
imgs4[1] = "<a href='/product/rocker-300-laboratory-vacuum-pump'><img src='"+imagePath+"rocker300.jpg' width='551'  border='0' /></a><br />";
imgs4[2] = "<a href='/product/new-star-hotplate-magnetic-stirrer-a'><img src='"+imagePath+"hotplate.jpg' width='551'  border='0' /></a><br />";
var img4 = imgs4[rand14];