naviTab = new Array (new Array ("Front", "r2"),
                     new Array ("Firma", "r3"),
                     new Array ("Geschaeft", "r4"),
                     new Array ("Projekte", "r5"),
                     new Array ("Produkte", "r6"));
naviTabmax=naviTab.length;
bildprefix="navin_";
bildsuffix="_c1";

function OpenView(view)
{
  y=-1;
  for(x=0;x<parent.frames.length;x++)
    if(parent.frames[x].name=="left")
      y=x;
  NaviClick(view,y);
}

function swapImage(bild,was1,quelle,was2)
{
bildsrc=document.getElementsByName(bild)[0].src;

if(bildsrc.indexOf("_f2")==-1)
  MM_swapImage(bild,was1,quelle,was2)
else
  swapSwitch=1;
}

function swapOutImage(bild,was1,quelle,was2)
{
if(swapSwitch==1)
  swapSwitch=0
else
  {
  MM_swapImage(bild,was1,quelle,was2);
  MM_swapImgRestore();
  }
}

function NaviClick(thema,framex)
{
  for (x=0; x < naviTabmax; x++)
    {
    bild=bildprefix+naviTab[x][1]+bildsuffix;
    bilddown=bild+"_f2";
    if(thema==naviTab[x][0])
      {
      if (document.getElementsByName)
        parent.frames[framex].document.getElementsByName(bild)[0].src="../navi/"+bilddown+".gif";
      }
    else
      {
      if (document.getElementsByName)
        parent.frames[framex].document.getElementsByName(bild)[0].src="../navi/"+bild+".gif";
      } 
    }
}

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_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_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];}
}