//Preload de imagens
image1 = new Image();
image1.src = "img/m01_on.gif";
image2 = new Image();
image2.src = "img/m02_on.gif";
image3 = new Image();
image3.src = "img/m03_on.gif";
image4 = new Image();
image4.src = "img/m04_on.gif";
image5 = new Image();
image5.src = "img/m05_on.gif";

// Rollover
function rollover(img_name,img_src) {
document[img_name].src=img_src;
}

function show(name,mostra) {
	
	if (document.layers) {
	var page = eval(document.name);
	}	
	else {
	if (document.getElementById) {
	var page = eval(document.getElementById(name).style);
	}
	else {
	if (document.all) {
	var page = eval(document.all.name.style);
	}
	}
	}
	page.visibility = mostra;	
}