function rand(n) {
seed = (0x015a4e35 * seed) % 0x7fffffff;
return (seed >> 16) % n;
}
var now = new Date()
var seed = now.getTime() % 0xffffffff
var magic = rand(54)+1;

document.write("<img border=0 alt='Rosenau Transport Ltd'");
document.write(" src='images/rosenau_truck" + magic + ".jpg' width=100 height=60>");
document.write("</td></tr>");

magic = magic + 1;
document.write("<tr><td><img border=0 alt='Rosenau Transport Ltd'");
document.write(" src='images/rosenau_truck" + magic + ".jpg' width=100 height=60>");
document.write("</td></tr>");

magic = magic + 1;
document.write("<tr><td><img border=0 alt='Rosenau Transport Ltd'");
document.write(" src='images/rosenau_truck" + magic + ".jpg' width=100 height=60>");