function highNav(basename){
	MM_swapImage(basename,'',document.rel2root+'img/mnav/'+basename+'_r.gif',1);	
}

function dehighNav(){
	MM_swapImgRestore();
}


function preload(){	
	var i, img = preload.arguments;		
	for(i=0; i<img.length; i++){		
		MM_preloadImages(document.rel2root+'img/'+img[i]+'.gif');		
	}	
}


/* ein paar basis-funktionen */
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_showHideLayers() { //v3.0A Modified by Al Sparber and Massimo Foti for NN6 Compatibility
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  if(document.getElementById){  		  
		for (i=0; i<(args.length-2); i+=3){
			obj=MM_findObj(args[i]);			
			v=args[i+2];
			v=(v=='show')?'visible':(v='hide')?'hidden':v;
			if (obj) obj.style.visibility=v;
		}
  } else {  
	for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) {		
		v=args[i+2];
		if (obj.style) { 
			obj=obj.style; 
			v=(v=='show')?'visible':(v='hide')?'hidden':v; 
		}
    	obj.visibility=v; 
   }
  }
}


function preloadNav(){	
	preload('m1_r', 'm1_1_r', 'm1_2_r', 'm1_3_r', 'm1_4_r', 'm1_5_r', 'm1_6_r', 'm2_r', 'm2_1_r', 'm2_2_r', 'm2_3_r', 'm3_r', 'm3_1_r', 'm3_2_r', 'm3_3_r', 'start', 'kontakt', 'impressum');
}