function showhide(box,set) 
{
	if(!document.getElementById) { return false;}
	var shbox = document.getElementById(box);
	if (set=="no")
	{
	shbox.style.visibility = "visible";
	set="yes";
	}
	else 
	{
	shbox.style.visibility = "hidden";
	set="no";
	}
}

	function clickto(destination) 
{
	document.location=destination;
	return true;
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		var m = new Array();
		
		for(var i=0; i < img.length; i++)
		m[i] = newImage(img[i]);
		
		preloadFlag = true;
		
	}
	}
	
	function showhide(box,set) 
{
	if(!document.getElementById) { return false;}
	var shbox = document.getElementById(box);
	if (set=="no")
	{
	shbox.style.visibility = "visible";
	set="yes";
	}
	else 
	{
	shbox.style.visibility = "hidden";
	set="no";
	}
}

	function clickto(destination) 
{
	document.location=destination;
	return true;
}

function goback(step) {
history.go(-(step));
}

function showmefirst()
			{
			window.focus();
			return;
			}
			
function backfocus()
			{
			window.blur(); 
			return;
			}