/* Anzeige eines Containers */
function anzeigeSchliessen(anzeige, bid, sessionid, id)
	{
	if(xmlHttp.readyState == 4 || xmlHttp.readyState == 0)
		{		
		param='anzeige=' + anzeige + '&bid=' + bid + '&sessionid=' + sessionid;
		xmlHttp.open("POST", "ajax/anzeigeSchliessen.php"+'?'+Math.random(), true);
		
		xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		xmlHttp.setRequestHeader("Content-length", param.length);
		xmlHttp.setRequestHeader("Connection", "close");
		
		// make the server request
		xmlHttp.send(param);
		
		/* Div ausblenden */
		showHide(id);
		}
	else
		{
		setTimeout(anzeigeSchliessen(anzeige, bid, sessionid, id), 2000);
		}
	return false;
	}