function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

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_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  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 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_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_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 show_leistungen(leisungBild){  
	MM_swapImage('Leistungen','',leisungBild,1); 
	MM_showHideLayers('ReferenzenLayer','','hide');
	MM_showHideLayers('LeistungenLayer','','show');  
}

function show_referenzen(refBild){  
	MM_swapImage('Referenz', '', refBild, 1);    
  	MM_showHideLayers('LeistungenLayer','','hide');
  	MM_showHideLayers('ReferenzenLayer','','show');        
}

function show_home(homeBild){
	MM_swapImage('Home', '', homeBild, 1);
	MM_showHideLayers('Internet2','','hide','Referenzen2','','hide');
	MM_showHideLayers('LeistungenLayer','','hide');
	MM_showHideLayers('ReferenzenLayer','','hide'); 
}

function show_kontakt(kontaktBild){
	MM_swapImage('Kontakt', '', kontaktBild, 1);
	MM_showHideLayers('Internet2','','hide','Referenzen2','','hide');
	MM_showHideLayers('LeistungenLayer','','hide');
	MM_showHideLayers('ReferenzenLayer','','hide');
}

function show_news(newsBild){
	MM_swapImage('News', '', newsBild, 1);
	MM_showHideLayers('Internet2','','hide','Referenzen2','','hide');
	MM_showHideLayers('LeistungenLayer','','hide');
	MM_showHideLayers('ReferenzenLayer','','hide');
}

function PreloadImages(){
	MM_preloadImages('assets/menu_links/de/home2.gif');
  	MM_preloadImages('assets/menu_links/de/kontakt2.gif');
	MM_preloadImages('assets/menu_links/de/leistung2.gif');
	MM_preloadImages('assets/menu_links/de/support2.gif');
  
	MM_preloadImages('assets/menu_links/en/home2.gif');
	MM_preloadImages('assets/menu_links/en/kontakt2.gif');
	MM_preloadImages('assets/menu_links/en/leistung2.gif');
	MM_preloadImages('assets/menu_links/en/support2.gif');

	MM_preloadImages('assets/menu_leistung/design2.gif');
	MM_preloadImages('assets/menu_leistung/ecom2.gif'); 
	MM_preloadImages('assets/menu_leistung/hosting2.gif'); 
	MM_preloadImages('assets/menu_leistung/promo2.gif'); 
	MM_preloadImages('assets/menu_leistung/support2.gif');
 
	MM_preloadImages('assets/menu_referenz/arbeitsblende2.gif'); 
	MM_preloadImages('assets/menu_referenz/diabetesteam2.gif');
	MM_preloadImages('assets/menu_referenz/djh2.gif');
		MM_preloadImages('assets/menu_referenz/kledtke2.gif');
	MM_preloadImages('assets/menu_referenz/genelab2.gif');
	MM_preloadImages('assets/menu_referenz/krekeler2.gif'); 
	MM_preloadImages('assets/menu_referenz/roessler2.gif');
	MM_preloadImages('assets/menu_referenz/soldalegre2.gif');
	MM_preloadImages('assets/menu_referenz/trashmark2.gif');  
}