var prel=new Image();prel.src="karte.gif"
var bx=new Image();bx.src="karte_xy.gif"
var ba=new Image();ba.src="karte_a.gif"
var bb=new Image();bb.src="karte_b.gif"
var bc=new Image();bc.src="karte_c.gif"
var bd=new Image();bd.src="karte_d.gif"
var be=new Image();be.src="karte_e.gif"
var bf=new Image();bf.src="karte_f.gif"
var bg=new Image();bg.src="karte_g.gif"
var bh=new Image();bh.src="karte_h.gif"
var bk=new Image();bk.src="karte_k.gif"
var bl=new Image();bl.src="karte_l.gif"
function bw(pm){
if(document.images) document.images["pkarte"].src=pm.src
}
var temp = 0;
function tmp(){
 if(document.all) temp = 1
}
function linie(x){
if(document.all) if(temp==1) {
                   x.blur();
                   temp = 0;
                 }
}
var breit=(screen.width>=1000)