function show(x){
	act=x;
	src=document.getElementById(x).src;
	if(src.substr(src.length-3,3)=='gif'){
		document.getElementById(x).src= src.substr(0,src.length-3)+'jpg';
		document.getElementById(x).style.opacity=0.1;
		document.getElementById(x).style.MozOpacity=0.1;
		document.getElementById(x).style.filter="alpha(opacity=10)"; 
	}else{
		n=document.getElementById(x).style.opacity*1
		document.getElementById(x).style.opacity = 0.3;
		document.getElementById(x).style.MozOpacity=0.3;
		document.getElementById(x).style.filter="alpha(opacity=30)"; 
	}
	window.setTimeout("heller('"+x+"')", 50);
}
function heller(x){
	if(document.getElementById(x).style.opacity < 0.95){
		n=document.getElementById(x).style.opacity*1 + 0.1
		document.getElementById(x).style.opacity = n;
		document.getElementById(x).style.MozOpacity = n;
		document.getElementById(x).style.filter="alpha(opacity="+n*100+")"; 
		window.setTimeout("heller('"+x+"')", 30);
	}
}
function hide(x){
	act='';
	n=document.getElementById(x).style.opacity - 0.01;
	document.getElementById(x).style.opacity = n;
	document.getElementById(x).style.MozOpacity = n;
	document.getElementById(x).style.filter="alpha(opacity="+n*100+")"; 
	window.setTimeout("dunkler('"+x+"')", 3500);
}
function dunkler(x){
if(act!=x){
if(document.getElementById(x).style.opacity>0.05){
n=document.getElementById(x).style.opacity- 0.01;
document.getElementById(x).style.opacity = n;
document.getElementById(x).style.MozOpacity = n;
document.getElementById(x).style.filter="alpha(opacity="+n*100+")"; 
window.setTimeout("dunkler('"+x+"')", 60);
}else{
src=document.getElementById(x).src;
document.getElementById(x).src= src.substr(0,src.length-3)+'gif';
if(document.all){
window.setTimeout("heller_gif('"+x+"')", 500);
}else{
window.setTimeout("heller_gif('"+x+"')", 50);
}
} }
}

function gif_hell_IE(x){
if(act!=x){
document.getElementById(x).style.filter="alpha(opacity=100)"; 
} }

function heller_gif(x){
if(document.getElementById(x).style.opacity < 0.95){
n=document.getElementById(x).style.opacity*1 +0.1;
document.getElementById(x).style.opacity = n;
document.getElementById(x).style.MozOpacity = n;
document.getElementById(x).style.filter="alpha(opacity="+n*100+")"; 
window.setTimeout("heller_gif('"+x+"')", 30);
}
}