var ver = navigator.appVersion;
var agent = navigator.userAgent.toLowerCase();
var platform = navigator.platform;

function showdiv(id) 
{
	if (ver.indexOf("MSIE") != -1 && !window.opera && ver.indexOf("Mac") == -1) 
		window.document.getElementById("d"+id).style.setAttribute('display','block','false');
	else
		document.getElementById("d"+id).style.display = "block";
}

function hidediv(id) 
{
	if (ver.indexOf("MSIE") != -1 && !window.opera && ver.indexOf("Mac") == -1)
		window.document.getElementById("d"+id).style.setAttribute('display','none','true');
	else
		document.getElementById("d"+id).style.display = "none";
}


var ns4up = (document.layers) ? 1 : 0
var ie4up = (document.all) ? 1 : 0
var xsize = screen.availWidth
var ysize = screen.availHeight
var b0=400, h0=480, x0=(xsize-b0)/2, y0=(ysize-h0)/2

function openwindow_assessment(lang)
{
	win=window.open("selbst.php?l="+lang+"&c=new","w0","dependent=yes,scrollbars=auto,status=no,toolbar=no,location=no,directories=no,resizable=no,menubar=no,width="+b0+",height="+h0+",screenX="+x0+",screenY="+y0+",top="+y0+",left="+x0)
	win.focus();
}