// JavaScript Document

randomClass = new Array(6);
randomClass[0]="animal1";
randomClass[1]="animal2";
randomClass[2]="animal3";
randomClass[3]="animal4";
randomClass[4]="animal5";
randomClass[5]="animal6";

//index = Math.floor(Math.random() * randomClass.length);

	function random() {    
   document.getElementById("randomPhoto").className = randomClass[ Math.floor(Math.random() * randomClass.length)];
}