//
// ---- Browserabfrage
//
browser_name = navigator.appName;
browser_version = parseFloat(navigator.appVersion); 
	if (browser_name == "Netscape" && browser_version >= 3.0) 
		{ roll = 'true'; }
	else if(browser_name == "Microsoft Internet Explorer" && browser_version >= 3.0) 
		{ roll = 'true'; }
	else 
		{ roll = 'false'; }
//
// ---- anfang Menuesteuerung
//
        function msover1(img,ref) { if (roll == 'true') { document.images[img].src = ref; } }
        function msout1(img,ref)  { if (roll == 'true') { document.images[img].src = ref; } }

//
// ---- Window opener
//
  function wopener(theURL,h,b) { // by M.Kosmann
  var set = "width=" + b + ",height=" + h + ",scrollbars=yes";
  window.open(theURL,'_blank',set);
  }