var theImages = new Array() // do not change this
theImages[0] = 'images/raya2010_closure.jpg'

var j = 0
var p = theImages.length;
var preBuffer = new Array()

for (i = 0; i < p; i++){
   preBuffer[i] = new Image()
   preBuffer[i].src = theImages[i]
}

var whichImage = Math.round(Math.random()*(p-1));

function showImage(){
document.write('<!--a href="download/merdeka_ramadhan_science.pdf" border="0" target="_blank"--><img src="'+theImages[whichImage]+'" border="0"><!--/a-->');
}