function togglePopup()
{
	var f = document.getElementById("popup");
	if (f)
	{
		if (f.style.display == "block")
			f.style.display = "none";
		else
			f.style.display = "block";
	}
}
function togglePopup2()
{
	var g = document.getElementById("popup2");
	if (g)
	{
		if (g.style.display == "block")
			g.style.display = "none";
		else
			g.style.display = "block";
	}
}
function togglePopupVid()
{
	var g = document.getElementById("popupvid");
	if (g)
	{
		if (g.style.display == "block")
			g.style.display = "none";
		else
			g.style.display = "block";
	}
}