function mjguest(page)
{
	if (!page) page = 'mjguest.php?page=view&start=0';
	
	var w = 600;
	var h = 597;
	
	mjguest = window.open(page, 'mjguest', 'width='+w+'px,height='+h+'px,toolbar=no,location=no,directories=no,status=no,scrollbars=no,resizable=no,menubar=no,copyhistory=no');
	
	if (typeof(mjguest) == 'object') {
		mjguest.moveTo(((screen.availWidth/2)-(w/2)), ((screen.availHeight/2)-(h/2)));
		mjguest.focus();
	}
	else {
		alert('MJGUEST MESSAGE\n====================================\n\nThe guestbook needs to be loaded in a popup!\n\nPlease disable any popup stopper and click on the link again.');
	}
}