/* the image names including their extension */	
images = ['1.jpg',
		  '2.jpg',
		  '3.jpg',
		  '4.jpg',
		  '5.jpg',
		  '6.jpg',
		  '7.jpg',
		  '8.jpg',
		  '9.jpg'
		 ];

alt = ['A learner-centered campus',
	   'Close to home and affordable',
	   'Change your mind about education',
	   'Home of the Caruth Police Institute at UNT Dallas',
	   'Free transportation to campus on DART when enrolled in 12 or more credit hours',
	   'Higher education is closer than you think',
	   'The city\'s first and only public university',
	   'Close to home and affordable',
	   'Construction underway on second UNT Dallas building'
	   ];

/* inwhat directory the images live */
var img_directory = 'images/midpic/';

/* the length of the images array */					
var how_long = images.length;

/* the ran(dom) image function */
function ranimg(){
	if(document.getElementById("midpic")){
		randomize = Math.floor((Math.random() * how_long));
		document.getElementById("midjpg").src = img_directory + images[randomize];
		document.getElementById("midjpg").alt = alt[randomize];
	}
}



addLoadEvent(ranimg);