var pic, alt;
pic = new Array;
pic[0] = "entertop/banner/banner01.jpg";
pic[1] = "entertop/banner/banner02.jpg";
pic[2] = "entertop/banner/banner03.jpg";
pic[3] = "entertop/banner/banner04.jpg";

alt = new Array;
alt[0] = "Sony Ericsson";
alt[1] = "Besta";
alt[2] = "Canon";
alt[3] = "Compaq";

var now = new Date();
var seed = now.getTime() % 0xffffffff;

function rand(n) {
seed = (0x015a4e35 * seed) % 0x7fffffff;
return ( seed >> 16 ) % n;
} 

var num = rand(4);
// Menu
document.write("<p><img alt='" + alt[num] + "' name='HomePage2_image' src='" + pic[num] + "' ></p>");