function back()
{
	for(i=0;i<i_name.length;i++)
	{
	 	document.images[i_name[i]].src = off[(i+1)].src;
	}
	act_img='';
	act_nr=0;
}
	 	
if (document.images){
        var act_img ="";
        var act_nr =0;
        off = new MakeArray(7);
        over = new MakeArray(7);

        i_name=  new Array('engl','links','galler','shp','gast','chron','kont');

        off[1].src = "../images/buttons/engl_d.gif";
        off[2].src = "../images/buttons/links_d.gif";
        off[3].src = "../images/buttons/galler_d.gif";
        off[4].src = "../images/buttons/impr_d.gif";
        off[5].src = "../images/buttons/gast_d.gif";
        off[7].src = "../images/buttons/kont_d.gif";
off[6].src = "../images/buttons/chronik_ball_d.gif";

        over[1].src = "../images/buttons/engl_on.gif";
        over[2].src = "../images/buttons/links_on.gif";
        over[3].src = "../images/buttons/galler_on.gif";
        over[4].src = "../images/buttons/impr_on.gif";
        over[5].src = "../images/buttons/gast_on.gif";
        over[7].src = "../images/buttons/kont_on.gif";
over[6].src = "../images/buttons/chronik_ball_on.gif";

}


function MakeArray(n){

        this.length = n
        for (var i = 1; i<=n; i++)
        {
                this[i] = new Image()
        }
                return this;
}


function wechsel(name, nr)
{
        if (document.images && (act_img != name && act_nr != nr))
        {
                document.images[name].src = over[nr].src;
        }

}

function wech(name, nr){
        if (document.images && (act_img != name && act_nr != nr))
        {
                document.images[name].src = off[nr].src;
        }

}



function active_img(name, nr)
{
	
	if(act_img)
	{
	     
	    document.images[act_img].src = off[act_nr].src;
	     
	}
	
	act_img = name;
	act_nr= nr;
	if (parent.oben.act_img!=""){
	//alert(parent.rechts.document.images[parent.rechts.act_img].src);
 parent.oben.document.images[parent.oben.act_img].src = parent.oben.off[parent.oben.act_nr].src;
 }
}


function ZweiFrames(URL1,F1,URL2,F2){  

   Frame1=eval("parent."+F1);
   Frame2=eval("parent."+F2);
   Frame1.location.href = URL1;
   Frame2.location.href = URL2;
   }