// JavaScript Document

//var photo_timer;

function makeVisible(location)
{
	if (typeof photo_timer != "undefined")
	{
		clearTimeout(photo_timer);
	}
	photo_timer = setTimeout( function(){ visibility(location);}, 500);
}

function visibility(location)
{
	document.getElementById(location).style.visibility = "visible";
}

function makeInvisible(location)
{
	if (typeof photo_timer != "undefined")
	{
		clearTimeout(photo_timer);
	}
	document.getElementById(location).style.visibility = "hidden";
}