function rolloverMenu(obj) {
	if (obj.style) {
		obj.style.fontWeight = "bold";
		obj.style.textDecoration = "none";
	} else if (obj.fontWeight && obj.textDecoration) {
		obj.fontWeight = "bold";
		obj.textDecoration = "none";
	}
}

function rolloutMenu(obj) {
	if (obj.style) {
		obj.style.fontWeight = "normal";
		obj.style.textDecoration = "none";
	} else if (obj.fontWeight && obj.textDecoration) {
		obj.fontWeight = "normal";
		obj.textDecoration = "none";
	}
}

var logo;
logo = new Image();

if (document.images) {
	var temp = new String(document.URL);
	temp = temp.substring(temp.lastIndexOf("/")+1,temp.length);
	if (temp == "") { // no file is in the url, so it must be the default file
		logo.src = "images/main.jpg";
	} else if (temp.substring(0,7) == "default") { // it's the default file
		logo.src = "images/main.jpg";
	} else { // it's not the default file
		logo.src = "images/header.jpg";
	}
}