// show login popup
function showloginpopup() {
	if (document.getElementById('loginform').style.visibility=='visible') {
		// hide
		document.getElementById('loginform').style.visibility='hidden';
	} else {
		// show
		document.getElementById('loginform').style.visibility='visible';		
	}
}

// is called when the page loads when the user is NOT logged in
function showlogin() {
	if (document.getElementById) {
		// browser can do it, replace regular login button with js thingy
		document.getElementById('loginbutton').innerHTML = '<a style="cursor:pointer;" onmouseup="showloginpopup(); return false;">Login</a>';
	} else {
		// browser is too old, just leave the regular login button	
	}
}

// is called when the page loads when the user is logged in
function showlogout() {
	if (document.getElementById) {
		// browser can do it, replace regular login button with js thingy
		document.getElementById('loginbutton').innerHTML = 'Login';
	} else {
		// browser is too old, just leave the regular login button	
	}
	
}