// --
// Reveals selected div and hides the old one.
// Sets selected div to variable for later calls.
// --
function aa(elementId)
	{
	Element.show(elementId)
		if (document.firstModel == "none") {
			Element.hide(document.currentDiv)
		} else {
			//alert("nothing done")
		}
		document.currentDiv = elementId
	document.firstModel = "none"
	}

// --
// Reveals selected feature, hides the old.
// Selected feature to variable for later calls.
// --
function ca(elementId) 
	{
	Element.show(elementId)
	Element.hide(document.cDiv)
	document.cDiv = elementId
	}

// --
// Swaps out main image
//--
function swap(id, content)
	{
	$("image_swap"+id).innerHTML = '<img src="'+content+'" class="top" />';
	}

// --
// When the window loads, perform the following.
// --
window.onload = function ()
	{
	document.cDiv = "ft_message"
	}