function showPic(whichpic) {
	var source = whichpic.getAttribute("href");
	var placeholder = document.getElementById("placeholder");
	placeholder.setAttribute("src", source);
	var placeholderContainer = document.getElementById("placeholderContainer");
	var thickboxImage = whichpic.getAttribute("thickboxImage");
	placeholderContainer.setAttribute("href", thickboxImage);
	return false;
}