//<![CDATA[

var savedLeftColumnText = null;

// Run function on page load
function load()
{
	savedLeftColumnText = document.getElementById("description").childNodes[0].nodeValue;
	
	var centerImages = document.getElementById("center").getElementsByTagName("img");
	
	for(var i = 0; i < centerImages.length; i++)
	{
		// Set up event listeners
		try
		{
			centerImages[i].addEventListener("mouseover", display_description, 0);
			centerImages[i].addEventListener("mouseout", remove_description, 0);
		}
		catch(error)
		{
			try
			{
				centerImages[i].onmouseover = display_description;
				centerImages[i].onmouseout = remove_description;
			}
			catch(error)
			{
				// Unable to add event listeners
			}
		}
	}
	didTheyAccept();
}

// Display description
function display_description(object)
{
	var description = document.getElementById("description");
	
	var image = null;
	
	try
	{
		image = object.currentTarget;
	}
	catch(error)
	{
		try
		{
			image = event.srcElement;
		}
		catch(error)
		{
			// Unable to obtain event object
			return;
		}
	}
	
	description.childNodes[0].nodeValue = image.parentNode.parentNode.getElementsByTagName("p")[0].childNodes[0].nodeValue;
}

// Remove description
function remove_description(object)
{
	var description = document.getElementById("description");
	
	description.childNodes[0].nodeValue = savedLeftColumnText;
}

//]]>