function random_imglink(affID, showRand){ 
var affID;  
var showRand;
var images=new Array()

images[0]="http://static.thesisready.com/images/affiliate/thesisready_com_plugins.jpg" 
images[1]="http://static.thesisready.com/images/affiliate/thesisready_com_skins.jpg" 
images[2]="http://static.thesisready.com/images/affiliate/thesisready_com.jpg" 

var imagelinks=new Array() 

imagelinks[0]="-1&i=b4" 
imagelinks[1]="-1&i=b5" 
imagelinks[2]="-1&i=b3"

if(showRand === 'true') {
  var ry=Math.floor(Math.random()*images.length) } 
else { 
  var ry=showRand }
  
document.write('<a href="http://thesisready.com/member/go.php?r='+affID+imagelinks[ry]+'" target="_blank"><img src="'+images[ry]+'" border=0></a>')
}