var theImages = new Array() 
for (i = 1; i <= 15; i++){
	if (i < 10){
        theImages[i-1] = 'images/side-images/cosmetic-dentistry-person0' + i + '.jpg'
	}else{
		theImages[i-1] = 'images/side-images/cosmetic-dentistry-person' + i + '.jpg'
	}
}
// do not edit anything below this line
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));
document.write('<img src="'+theImages[whichImage]+'"');