var ausdruck = /MSIE/i;
var finde = ausdruck.exec(navigator.userAgent);
var opera = navigator.appName.indexOf("pera");

if ( (finde == null && opera < 1) ){
  if (parseInt(navigator.appVersion) < 5){
    var ne=1; 
    //alert("nn4");
    document.write("<link rel=stylesheet type='text/css' href='css/css_ne.css'>");
  }
  else{
     var ne6=1;
     //alert("nn6");
     document.write("<link rel=stylesheet type='text/css' href='css/css_ie.css'>");
  }
}

else if (opera > 0){
  var op=1;
  //alert("op");
  document.write("<link rel=stylesheet type='text/css' href='css/css_op.css'>");
}

else if (finde != null || opera > 0){
  var ie=1;
  //alert(navigator.appVersion);
  var browser = navigator.appVersion;
  var ausgabe = browser.substring(27,30);
  if(ausgabe == "Mac"){
  //alert("MacUser mit Internet Explorer bekommen ihre eigene Style-Datei");
  document.write("<link rel=stylesheet type='text/css' href='css/css_ie_mac.css'>");
  }
  else{
  document.write("<link rel=stylesheet type='text/css' href='css/css_ie.css'>");
  }
}

    
// Funktion fuer Menue

var mmenu=new Array;
var mmenu2=new Array;
var mistbild=0;
var mwarbild=0;

for (var i=1;i<8;i++){
   mmenu[i]="grafik/m_"+i+".gif";
   mmenu2[i]="grafik/m_"+i+"_.gif";
}

function mueber(x){
	document.images["m"+x].src=mmenu2[x];
}

function mout(x){
  mwarbild=mistbild;
	if (mwarbild != x ){
		document.images["m"+x].src=mmenu[x];
	}
}

function msteht(x){
  mwarbild=mistbild;
	if (mwarbild != 0 ){
		document.images["m"+mwarbild].src=mmenu[mwarbild];
	}
	if (x != 0 ){
		document.images["m"+x].src=mmenu2[x];
	}
	mistbild=x;
}