// JavaScript Document

var logoTurner=0;
function turnLogo(){
	if (logoTurner==0) {
			document.images["logo"].src = "images/logo_1.gif";
			bevlogoTurner=1;
	}
		if (logoTurner==1) {
			document.images["logo"].src = "images/logo_0.gif";
			bevlogoTurner=0;
	}
	logoTurner = bevlogoTurner;

}
var active_subcontent=0;
var active_staysubcontent=0;

if (document.images)
	rollover=1;
else
	rollover=0;

if (rollover){

	nav1a_0 = new Image();
	nav1a_1 = new Image();
	nav1b_0 = new Image();
	nav1b_1 = new Image();	
	nav2a_0 = new Image();
	nav2a_1 = new Image();
	nav2b_0 = new Image();
	nav2b_1 = new Image();	
    nav3a_0 = new Image();
	nav3a_1 = new Image();	
    nav3b_0 = new Image();
	nav3b_1 = new Image();		

	nav1a_0.src = "images/navi1a_0.gif";
	nav1a_1.src = "images/navi1a_1.gif";
	nav1b_0.src = "images/navi1b_0.gif";
	nav1b_1.src = "images/navi1b_1.gif";	
	nav2a_0.src = "images/navi2a_0.gif";
	nav2a_1.src = "images/navi2a_1.gif";
	nav2b_0.src = "images/navi2b_0.gif";
	nav2b_1.src = "images/navi2b_1.gif";	
    nav3a_0.src = "images/navi3a_0.gif";
	nav3a_1.src = "images/navi3a_1.gif";
   	nav3b_0.src = "images/navi3b_0.gif";
	nav3b_1.src = "images/navi3b_1.gif";	
}

function activate_menue(menue) {
	if ((menue!=active_subcontent) && (menue!=active_staysubcontent))
		document.images["nav"+menue].src = eval("nav"+menue+"_1.src");
}

function deactivate_menue(menue) {
	if ((menue!=active_subcontent) && (menue!=active_staysubcontent))
		document.images["nav"+menue].src = eval("nav"+menue+"_0.src");
}

function store_staymenue(staymenue) {
	if (staymenue!=active_subcontent) {
		if (active_staysubcontent)
			document.images["nav"+active_staysubcontent].src = eval("nav"+active_staysubcontent+"_0.src");
			document.images["nav"+staymenue].src = eval("nav"+staymenue+"_1.src");
			active_staysubcontent=staymenue;
		}
}

var px = 10;//mehr=schneller 
var px = 1;//mehr=schneller 
var timer; 
function scrollDenDiv(val){ 
	clearTimeout(timer); 
	d=document.getElementById('scrollContent') 
	y=d.scrollTop; 
	if(val==1)y-=px; 
	if(val==2)y+=px; 
	if(y<=d.scrollHeight-d.offsetHeight+px&&y>=0-px){ 
		d.scrollTop=y; 
		timer=setTimeout('scrollDenDiv('+val+')',1); 
	} 
	if(y<0||y>d.scrollHeight-d.offsetHeight){ 
		clearTimeout(timer); 
	} 
}