var img_width = "418";
var img_height = "105";
var img_title = "";
 
 
var ad=new Array()
//insert here your images src
ad[0]='http://ninjela.com/wp-content/uploads/2010/02/ninjela.png';
ad[1]='http://ninjela.com/wp-content/uploads/2010/02/ninjela2.png';
ad[2]='http://ninjela.com/wp-content/uploads/2010/02/ninjela3.png';
 
var links=new Array()
//insert here your links
links[0]='/';
links[1]='/';
links[2]='/';
 
var xy=Math.floor(Math.random()*ad.length);
document.write('<a href="'+links[xy]+'"><img src="'+ad[xy]+'" width="'+img_width+'" height="'+img_height+'" alt="'+img_title+'" border="0"/></a>');