// JavaScript Document

function randomBackground() {
	var backColor = new Array();
	
	backColor[0] = '#41ff7e';
	backColor[1] = '#c3c400';
	backColor[2] = '#472aa5';
	backColor[3] = '#ff0000';
	
	var randomNumber=Math.floor(Math.random()*4);
	
	switch (randomNumber){
		case 0:
			document.bgColor = backColor[0];
			break;
		case 1:
			document.bgColor = backColor[1];
			break;
		case 2:
			document.bgColor = backColor[2];
			break;
		case 3:
			document.bgColor = backColor[3];
			break;
		default:
			document.bgColor = "#000000";
	}		
}