// JavaScript Document

function ToggleVisibility(image, element)
{
	//find the image.
	var image = document.getElementById(image)
	
	//find the element to hide/unhide.
	var element = document.getElementById(element)
	
	//check the element's current state
	if(element.style.display == "none")
	{
		//if hidden unhide it
		element.style.display ="block"
		image.src = "images/close.png"
	}
	else
	{
	//if not hidden, hide it.
	element.style.display = "none"
	image.src = "images/open.png";
	}
}