// JavaScript Document 


// select random photo

var randspotlight = new Array(
  	'images/homepic1.jpg', 
  	'images/homepic2.jpg', 
  	'images/homepic3.jpg'
);

// find random number based on number of pics in array
var randnum = Math.floor(Math.random()*randspotlight.length);


// generate corresponding alt tag
var randalt = new Array(
  	'MIT Program in Science, Technology, and Society',
	'MIT Program in Science, Technology, and Society', 
  	'MIT Program in Science, Technology, and Society'
);