// DHTML-Navigation 
// (C) D++ Mediendesign 
// No use or copying without permission


var loaded = false;

var anzahl_but = 2;


var ok_button = new Array(anzahl_but);

var but_aktiv = 0;

if (document.layers){
	var     lit = 'document[\"';
	var		li2 = '\"]';
	var     sit = ""; }
if (document.all){
	var     lit = 'document.all[\"';
	var		li2 = '\"]';
	var     sit = ".style"; }
if (document.getElementById){
	var     lit = 'document.getElementById(\"';
	var		li2 = '\")';
	var     sit = ".style"; }


function init_layer()
{

	
	for (i=1;i<=anzahl_but;i++) {
		eval('mlayer ='+lit+'button'+i+li2+sit);
		mlayer.left = -500;
	}
	
	loaded = true;
}

function move_but() {
	for (i=1;i<=anzahl_but;i++) {
		if (ok_button[i]) {
			eval('mlayer ='+lit+'button'+i+li2+sit);
			help=parseInt(mlayer.left);
			if (i==but_aktiv) {
				ziel = 215;
			} else {
				ziel = -500;
			}
		
			if(help == ziel) {
				ok_button[i] = false;
			} else {
				if(help<ziel) {
					help+=(ziel-help)/7+1;
					mlayer.left=help;
				} else {
					help-=(help-ziel)/7+1;
					mlayer.left=help;
				}
			}
		}
	}
	help = 0;
	for (i=1;i<=anzahl_but;i++) {
		help += ok_button[i];
	}
	if (help) {
		setTimeout('move_but()',5);
	}
}

function open_sub(aktiv) {
	if (loaded && (but_aktiv!=aktiv)) {
	
		but_aktiv = aktiv;
		for (i=1;i<=anzahl_but;i++) {
			ok_button[i] = true;
		}
		move_but();
	}
}


function togglelotse() {
	if (but_aktiv)
		open_sub(0);
	else
		open_sub(1);
}