function changeNav(id) {
	// HIDE ALL OF THEM
	document.getElementById('static_bottom_1').style.display='none';
	document.getElementById('static_bottom_2').style.display='none';
	document.getElementById('static_bottom_3').style.display='none';
	document.getElementById('static_bottom_4').style.display='none';
	// SHOW ELEMENT
	document.getElementById(id).style.display='block';
}

// Get the window size
function getBrowserWidth()
{
	if (window.innerWidth)
	{
		return window.innerWidth;
	}
	else if (document.documentElement && document.documentElement.clientWidth != 0)
	{
		return document.documentElement.clientWidth;
	}
	else if (document.body)
	{
		return document.body.clientWidth;
	}
	
	return 0;
};

function getBrowserHeight()
{
	if (window.innerHeight)
	{
		return window.innerHeight;
	}
	else if (document.documentElement && document.documentElement.clientHeight != 0)
	{
		return document.documentElement.clientHeight;
	}
	else if (document.body)
	{
		return document.body.clientHeight;
	}
	
	return 0;
};


// GOOGLE ANALYTICS
  var _gaq = _gaq || [];
  _gaq.push(['_setAccount', 'UA-18268395-4']);
  _gaq.push(['_trackPageview']);

  (function() {
    var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
    ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
    var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
  })();