lowest=1
 highest=4
 ournumber=0
 function getrandom(){return Math.random()* 4}
 function nowround() {return Math.round(getrandom())}
 ournumber=nowround()

// CHECK VALUE OF NUMBER
if ( ournumber < lowest )
   {ournumber=lowest}
if ( ournumber > highest )
   {ournumber=highest}

/* FILE ARRAY
You need to add your own banner filenames here and change
the bannerdir to the directory or http where your banners
are located
*/
bannerdir="http://ThePulp.Net/graphics/";
fn=new Array()
fn[1]="covers1.jpg"
fn[2]="covers2.jpg"
fn[3]="covers3.jpg"
fn[4]="covers4.jpg"

 
// WRITE THE BANNER
document.write("\<img src=\""+bannerdir+fn[ournumber]+"\"width=\"167\"+ height=\"289\"+\">")