function informacio()
	{
		document.getElementById("info_title").style.display="none";
		document.getElementById("info-e").style.display="block";
	}

	function center_popup(url, mode, wh, ht)
	{
		if (mode == 'chat_popup')
		{
			var yn = 'yes';
		}
		else
		{
			var yn = 'no';
		}

		lp = (screen.width)  ? (screen.width-wh)/2 : 0;
		tp = (screen.height) ? (screen.height-ht)/2 : 0;
		settings = 'height='+ht+',width='+wh+',top='+tp+',left='+lp+' ,scrollbars='+yn+', resizable=yes';
		window.open(url, mode, settings);
	}