var theImages = new Array() 

theImages[0] = 'imgs/hm_rotation01.jpg'
theImages[1] = 'imgs/hm_rotation02.jpg'
theImages[2] = 'imgs/hm_rotation03.jpg'
theImages[3] = 'imgs/hm_rotation02.jpg'

var theAlt = new Array() 

theAlt[0] = 'Start your return to college right here.'
theAlt[1] = 'Guidance on where to go. Supports on how to succeed.'
theAlt[2] = 'You can graduate! We can help.'
theAlt[3] = 'Guidance on where to go. Supports on how to succeed.'

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('<div id="content"><img src="' + theImages[whichImage] + '" alt="' + theAlt[whichImage] + '" /></div>');
	}