var delayTimer = null;
var info = new Array();

function popup(e) {
	var t = e.target.getParent();
	var tt = t.getParent();
	var x = $E('td', tt).innerHTML;
	if(info[x]) {
		$('popup-text').innerHTML = info[x];
		var coords = $('exhibitor-popup').getCoordinates();
		var offset =  e.page.y - coords.height - 10;
		$('exhibitor-popup').style.top = offset + 'px';
		delayTimer = setTimeout('showPopup()', 500);
	}
	else hidePopup();
}

function showPopup() {
	$('exhibitor-popup').style.marginLeft = '500px';	
}

function hidePopup() {
	clearTimeout(delayTimer);
	$('exhibitor-popup').style.marginLeft = '-2000px';	
}

window.addEvent('domready', function() {	
	if($('exhibitors-links')) {
		$('exhibitors-links').getElements('span[class=popup]').addEvent('mouseover', popup.bindWithEvent(this)).addEvent('mouseout', hidePopup);
	}
	if($('exhibitors-popup')){
		$('exhibitor-popup').addEvent('mouseover', hidePopup);
	}
});