function posicionaBordaImg( whichImg, whichLink ) {
	var img, block;
	img = document.images["img" + whichImg];

	// Posiciona o DIV com as bordas sobre a imagem
	block = document.getElementById("bordasImg" + whichImg);
	block.style.left = img.offsetLeft;
	block.style.top = img.offsetTop;
	
	// Define os tamanhos dos TD's p/ esticar as bordas de acordo com o tamanho das imagens
	block = document.getElementById("div" + whichImg + "TD1");
	block.style.width = img.width - 24;
	block = document.getElementById("div" + whichImg + "TD2");
	block.style.height = img.height - 24;
	if(whichLink!="") {
		block.onclick = function() { window.location.href = whichLink; };
	}
	block = document.getElementById("div" + whichImg + "TD3");
	block.style.width = img.width - 24;
}