var colnorm="#CCCCCC";
var colover="#ffffff";
var colaktiv="#ff9900";

function toggle(a){
for(k=2;k<=8;k++){document.getElementById("arch"+k).style.visibility="hidden";}
document.getElementById("navi"+a).style.color=colaktiv;
document.getElementById("arch"+a).style.color=colaktiv;
document.getElementById("arch"+a).style.visibility="visible";
}


function rein(a){
	//alert(document.getElementById("navi"+a).style.color);
	if(document.getElementById("navi"+a).style.color==colaktiv || document.getElementById("navi"+a).style.color=="rgb(255,153,0)" || document.getElementById("navi"+a).style.color=="rgb(255, 153, 0)"){}
	else{
		for(k=2;k<=8;k++){   
			if(document.getElementById("navi"+k).style.color==colaktiv || document.getElementById("navi"+k).style.color=="rgb(255,153,0)" || document.getElementById("navi"+k).style.color=="rgb(255, 153, 0)"){
				document.getElementById("arch"+k).style.color=colaktiv;
				document.getElementById("arch"+k).style.visibility="visible";
			}
			else {
				document.getElementById("arch"+k).style.color=colaktiv;
				document.getElementById("arch"+k).style.visibility="hidden";
				document.getElementById("arch"+a).style.color=colover;
				document.getElementById("arch"+a).style.visibility="visible";
			 }
		}
	}
}


function raus(a){
	if(document.getElementById("navi"+a).style.color==colaktiv || document.getElementById("navi"+a).style.color=="rgb(255,153,0)" || document.getElementById("navi"+a).style.color=="rgb(0, 204, 0)"){}
	else{
		for(k=2;k<=8;k++){   
			if(document.getElementById("navi"+k).style.color==colaktiv || document.getElementById("navi"+k).style.color=="rgb(255,153,0)" || document.getElementById("navi"+k).style.color=="rgb(255, 153, 0)"){
				document.getElementById("arch"+k).style.color=colaktiv;
				document.getElementById("arch"+k).style.visibility="visible";
			}
			else {
				document.getElementById("arch"+k).style.color=colaktiv;
				document.getElementById("arch"+k).style.visibility="hidden";
			 }
		}
	}
}