// JavaScript Document
var prvElement = ''
function expandCollapse(expandDiv)
{
	var element = document.getElementById (expandDiv);
	//var defElement = document.getElementById ('ezyhr');

	if (prvElement != '')
	{
		var prevElement = document.getElementById (prvElement);
		prevElement.style.display = 'none';
	}

	if (element.style.display == 'none')
	{
//		defElement.style.display = 'none';
		element.style.display = 'block';
	}
	else
	{
		element.style.display = 'none';
//		defElement.style.display = 'block';
	}
	prvElement = expandDiv
}

var banners = new Array(
	'laptop',
	'toolkit');

var old = 0;
var current = 0;

function init()
{	
	//expandCollapse('laptop');
	//reloadImages();	
}

function reloadImages()
{
	//if (!document.images) return
	while (current == old)
	{
		current = Math.floor(Math.random()*banners.length);
	}
	old = current;
	//document.all.header.background = banners[current];
	//document.images['banner'].src = banners[current];
	
	expandCollapse(banners[current]);
	
	setTimeout('reloadImages()',8000);
}

function getQueryVariable(variable) {
  var query = window.location.search.substring(1);
  var vars = query.split("&");
  for (var i=0;i<vars.length;i++) {
    var pair = vars[i].split("=");
    if (pair[0] == variable) {
      return pair[1];
    }
  } 
  //alert('Query Variable ' + variable + ' not found');
  return 'ohs';
}