// JavaScript Document

function showPanel(id)
{
	var element = document.getElementById(id);
	
	if (element != null)
	{
		element.style.display = 'block';
	}
}

function hidePanel(id)
{
	var element = document.getElementById(id);
	
	if (element != null)
	{
		element.style.display = 'none';
	}
}

function swapImage(id,src)
{
	var imageElement = document.getElementById(id);
	if (imageElement != null)
	{
		imageElement.src = src;
	}
}

function showPopup(id)
{
	var element = document.getElementById(id);
	
	if (element != null)
	{
		element.style.visibility = 'visible';
	}
}

function hidePopup(id)
{
	var element = document.getElementById(id);
	
	if (element != null)
	{
		element.style.visibility = 'hidden';
	}
}