//create a random number within a specific range (between [and including] from and to)
			function randrange(from,to) {
			    var result = Math.random();
			    random_num = Math.floor(result * to) + from;
			    return random_num;
			}

			var classNames = new Array();

			function addClass(className){
				classNames[classNames.length] = className;
			}


			function init(){
				// add class names here
				// ie... addClass("purple");
				addClass("beach");
				addClass("islands");
				addClass("snow");
				document.getElementById("randomClassElement").className = classNames[randrange(0,classNames.length)];

			}

			window.onload = init;