if((navigator.userAgent.substring(0,9)=="Mozilla/3")||
  (navigator.userAgent.substring(0,9)=="Mozilla/4"))
        {
	standardtop = new Image()
        standardtop.src="images/homepage.gif"

	standardbottom = new Image()
        standardbottom.src="images/leer.gif"

        overtop=new MakeArray(5)
        overbottom=new MakeArray(5)

        overtop[1].src="images/1navtext.gif"
        overtop[2].src="images/2navtext.gif"
        overtop[3].src="images/3navtext.gif"
        overtop[4].src="images/4navtext.gif"
        overtop[5].src="images/5navtext.gif"

        overbottom[1].src="images/1navbeschr.gif"
        overbottom[2].src="images/2navbeschr.gif"
        overbottom[3].src="images/3navbeschr.gif"
        overbottom[4].src="images/4navbeschr.gif"
        overbottom[5].src="images/5navbeschr.gif"

        }

   function MakeArray(n)
        {
        this.length=n
        for(var i=1;i<=n;i++)
                {
                this[i]=new Image()
                }
        return this
        }
   function msover(num)
        {
        if((navigator.userAgent.substring(0,9)=="Mozilla/3")||
           (navigator.userAgent.substring(0,9)=="Mozilla/4"))
                {
                document.images[(2)-1].src=overtop[num].src;
                document.images[(14)-1].src=overbottom[num].src;
                }
        }
   function msout(num)
        {
        if((navigator.userAgent.substring(0,9)=="Mozilla/3")||
           (navigator.userAgent.substring(0,9)=="Mozilla/4"))
                {
                document.images[(2)-1].src=standardtop.src;
                document.images[(14)-1].src=standardbottom.src;
                }
        }