// JavaScript Document
/*

make some meaningful comment about code here

*/

array = [{bgClassName: 'body_1', color: '#CCCCCC'}, 
{bgClassName: 'body_2', color: '#CCCCCC'}, 
{bgClassName: 'body_3', color:'#CCCCCC'}, 
{bgClassName: 'body_4', color:'#CCCCCC'}, 
{bgClassName: 'body_5', color:'#CCCCCC'}, 
{bgClassName: 'body_6', color:'#CCCCCC'}
];

/*
, 
{bgClassName: 'body_7', color:'#CCCCCC'}, 
{bgClassName: 'body_8', color:'#CCCCCC'}
*/
randomBG=function(){
var bg = array[Math.floor(Math.random() * array.length)];
$('mainBodyElement').className = bg.bgClassName;
};