var browserName = navigator.appName;
		var browserVer = parseInt(navigator.appVersion);
		var version = "";
		var msie4 = (browserName == "Microsoft Internet Explorer" && browserVer >= 4);
		if ((browserName == "Netscape" && browserVer >= 3) || msie4 || browserName=="Konqueror" || browserName=="Opera") {version = "n3";} else {version = "n2";}
			// Blurring links:
		function blurLink(theObject)	{	//
			if (msie4)	{theObject.blur();}
		}
		
function popUp(w,h,ziel) {
	  h = h - 20; var x=0, y=0, parameter="";
	  if (w < screen.availWidth || h < screen.availHeight) {
		x = (screen.availWidth - w - 12) / 2;
		y = (screen.availHeight - h - 104) / 2;
		if (window.opera) y = 0; // Opera positioniert unter den Symbolleisten
		if (x<0 || y<0) { x=0; y=0; }
		else parameter = "width=" + w + ",height=" + h + ",";
	  }
	  parameter += "left=" + x + ",top=" + y;
	  parameter += ",menubar=yes,location=yes,toolbar=no,status=no";
	  parameter += ",resizable=yes,scrollbars=yes";
	  var Fenster = window.open(ziel,"PopUp",parameter);
	  if (Fenster) Fenster.focus();
	  return !Fenster;
}