<!-- Begin
var how_many_ads = 5;
var now = new Date()
var sec = now.getSeconds()
var ad = sec % how_many_ads;
ad +=1;
if (ad==1) {
banner="images/banners/b2_02.jpg";
width="191";
height="170";
}
if (ad==2) {
txt="";
banner="images/banners/b2_01.jpg";
width="191";
height="170";
}
if (ad==3) {
txt=""; 
banner="images/banners/b2_05.jpg";
width="191";
height="170";
}
if (ad==4) {
txt=""; 
banner="images/banners/b2_03.jpg";
width="191";
height="170";
}
if (ad==5) {
txt=""; 
banner="images/banners/b2_04.jpg";
width="191";
height="170";
}

document.write('<center>');
document.write('<img src=\"' + banner + '\" width=')
document.write(width + ' height=' + height + ' ');
document.write('border=0>');
document.write('</center>');
// End -->