function readyAJAX(){
    try{
	return new XMLHttpRequest();
    }catch(e){
	try{
	    return new ActiveXObject('Msxm12.XMLHTTP');
	}catch(e){
	    try{
		return new ActiveXObject('Microsoft.XMLHTTP');
	    }catch(e){
		return "A newer browser is needed.";
	    }
	}
    }
}

var dbWriter = readyAJAX();
function dbWrite(VisitorID,action)
{
    if(dbWriter) 
    {
	var cel = document.getElementById('dbwriter');
	dbWriter.open('POST', 'http://wizua.pl/dbWriter.php');
	dbWriter.setRequestHeader('Content-Type','application/x-www-form-urlencoded; charset=iso-8859-2;');
	dbWriter.send('visitorid='+VisitorID+'&action='+action+'');
	dbWriter.onreadystatechange = function()
	{

	    if(dbWriter.readyState == 4)
	    {
	        cel.innerHTML = dbWriter.responseText; 
	    }
	}
    }
}