function openLiveChat()
{
	var url = 'http://livechat.boldchat.com/aid/5939976216442337829/bc.chat?cwdid=3477254992765288012&url=' + escape(document.location.href);

	var xsize = 640;
	var ysize = 600;
	var x = (screen.width - xsize) / 2;
	var y = (screen.height - ysize) / 2;

	var livechat_window = window.open(url, 'livechat', 'left='+x+',top='+y+',width='+xsize+',height='+ysize+',toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1');
	livechat_window.focus();
}