<!--

	function on_advance_mouseover(o)
	{
		instructions = document.getElementById("button-instructions");
		instructions.style.visibility ="hidden";
		o.className="button-hover";
	}
	
	function on_advance_mouseout(o)
	{
		instructions = document.getElementById("button-instructions");
		instructions.style.visibility="visible";
		o.className="button";		
	}
	
	function slideover()
	{
		o = document.getElementById("slideshow-icon");
		o.src="images/slideshow_icon_hover.png";		
	}
	
	function slideout()
	{
		o = document.getElementById("slideshow-icon");
		o.src="images/slideshow_icon.png";
	}
	
	-->