init = function (e) {
	Event.observe('header','mouseover',headerOver);
	Event.observe('content-wrapper','mouseover',headerOut);
	Event.observe('topnav','mouseover',headerOut);
	Event.observe('mainnav','mouseover',headerOut);
}

headerOver = function (e) {
	bl = $('balloon');
	if (bl.style.display=='none' || bl.style.display=='') {
		bl.style.display='block';
	}
}

headerOut = function (e) {
	$('balloon').style.display='none';
}

Event.observe(window,'load',init);