selected = null;
current = null;

preimg = new Image();
preimg.src = "img/anchor.gif";

function swap(number)
{
	current = number;
	document.images["id"+current].src = "img/anchor.gif";
	return;
}

function restore()
{
	document.images["id"+current].src = "img/blank.gif";
	return;
}