var theImages4 = new Array() // do not change this


theImages4[0] = 'images/img_top12.jpg'
theImages4[1] = 'images/img_top13.jpg'
theImages4[2] = 'images/img_top14.jpg'
theImages4[3] = 'images/img_top15.jpg'
theImages4[3] = 'images/img_top16.jpg'

var j = 0

var p = theImages4.length;

var preBuffer = new Array()

for (i = 0; i < p; i++){

   preBuffer[i] = new Image()

   preBuffer[i].src = theImages4[i]

}

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

function showImage2(){

document.write('<img src="'+theImages4[whichImage]+'">');

}