var selMenu
var prevMenu

var displayArray
var dimArray
var showLayer = 'nav'
var prevLayer = 'nav'
var ctr
var ctrmax
var plWin

formfields = new Array('Name','Vorname','Adresse','PLZ','ORT','Tel','Fax')
var fieldcheck

imgProcess = "document.images"
layerProcess = "document.getElementById('"
state = new Array("over")

layerStyle = "').style.visibility"
browserType = 'DOM'

if(document.all){
	layerProcess = "document.all."
	browserType = 'IE'
}
else if(document.layers){
	imgProcess = "document.layers['nav'].document.images"
	layerProcess = "document."
	layerStyle = ".style"
	state = new Array("over","down")
	browserType = 'NS'
}

//	===== Bilder cachen =====
function preloadImagesarray() {
	if (document.images) {
		var preloadImg
		var i = 0
		var thumb
		ctr = eval(imgProcess + '.length')
		for(i=0; i < ctr; i++){	// die bildobjekt-rollover cachen, sofern es das NAME-attribut hat...
			preloadImg = eval(imgProcess +'['+i+'].name')
			if(1 <= preloadImg.length && preloadImg.indexOf('m') != -1){
				for(j=0; j<state.length; j++){
					newImage(preloadImg + state[j])
				}
			if(preloadImg.length == 4 && preloadImg.lastIndexOf('t') == -1){ // die THUMBNAILS cachen, sofern untermenu-itemÉ
					newImage(preloadImg.substring(0,3)+'t'+preloadImg)
				}
			}
		}
		ctr = ''
		showDetail()
	}
}

//     ===== Bild-Objekt returnen =====
function newImage(arg) {
	rslt = new Image();
	rslt.src = 'img/'+ arg +'.gif';
	return rslt;
}


//	===== menuItem EIN-blenden, wenn nštig, selMenu EIN-; prevMenu AUS-blenden =====
function toggle(thism){
	selMenu = thism.substring(0,3)
	prevMenu == selMenu ? clearTimeout(dimparentDelay) : displayArray = eval(selMenu);

	for(i=1; i < displayArray.length-1; i++){
		eval(imgProcess + "." + displayArray[i] + ".src = 'img/" +displayArray[i] + ".gif'")
	}
	eval(imgProcess + '.' + thism + '.src = "img/' + thism + 'over' + '.gif"')

	if(displayArray[displayArray.length-1].indexOf('t') > 0) {
		eval(imgProcess + '.' + selMenu + 't.src = "img/' + selMenu + 't' + thism + '.gif"')
	}
	eval(imgProcess + "." + displayArray[0] + ".src = 'img/" +displayArray[0] + "down.gif'")
}


//	===== menuitem dimmen (wenn ein gehighlightetes objekt vorhanden ist...) =====
//	===== prevMenu dimmen - Das ausgerollte Menu dimmen (wenn vorhanden...) =====
function dimItem(thism){
	eval(imgProcess + "." + thism + ".src = 'img/" +thism + ".gif'");	

	if(prevMenu || prevMenu != selMenu){
		dimparentDelay = setTimeout("dimPrevious(prevMenu)", 20)
	}
	dimArray = eval(selMenu)
}

function dimPrevious(){
	for(i=2; i < dimArray.length; i++){
		eval(imgProcess + '.' + dimArray[i] + ".src = 'img/spacer.gif'");
	}
	eval(imgProcess + "." + dimArray[1] + ".src = 'img/" +dimArray[1] + "down.gif'");
	prevMenu = selMenu
}

//	===== HauptMenuitem highlighten =====
//	===== Menuitem dimmen =====

function highlightItem(thism){eval(imgProcess + "." + thism + ".src = 'img/" +thism + "over.gif'");}

function showDetail(showdiv){
	if(! showdiv){showdiv='nav'}
	else{showLayer = showdiv}

	ctr = 0
	var i

	if(document.getElementById){
		document.getElementById(prevLayer).style.visibility = "hidden"
		document.getElementById(showdiv).style.visibility = "visible"
		if(showdiv.indexOf('nav') == -1){eval('document.images.'+showdiv+'img.src = "imgd/'+showdiv+'img1.jpg"')}
	}
	else if(document.all){
		eval('document.all.'+prevLayer+'.style.visibility = "hidden"')
		eval('document.all.'+showdiv+'.style.visibility = "visible"')
		if(showdiv.indexOf('nav') == -1){eval('document.images.'+showdiv+'img.src = "imgd/'+showdiv+'img1.jpg"')}
	}
	else if(document.layers){
		eval('document.'+prevLayer+'.visibility = "hidden"')
		eval('document.'+showdiv+'.visibility = "visible"')
		if(showdiv.indexOf('nav') == -1){eval('document.layers["'+showdiv+'"].document.images.'+showdiv+'img.src = "imgd/'+showdiv+'img1.jpg"')}
	}

	if(showdiv.indexOf('nav') == -1){
		showLayer = showdiv

		showdiv = eval(showdiv)
		for(i=0; i < showdiv.length; i++){
		eval(showdiv[i] + '= new Image();')
		eval(showdiv[i] + '.src = "imgd/' + showdiv[i] + '.jpg"')
		}
	}
//	alert(prevLayer)
	prevLayer = showLayer
}

function toggleimg(dir){
	showdiv = eval(showLayer)
	ctr = ctr + dir
	ctrmax = showdiv.length

	if(ctr < 0){ctr = ctrmax -1}
	if(ctr >= ctrmax){ctr = 0}
	if(document.getElementById || document.all){
		eval('document.images.'+showLayer+'img.src = "imgd/'+ showdiv[ctr] +'.jpg"')
	}
	else if(document.layers){
		eval('document.layers["'+showLayer+'"].document.images.'+showLayer+'img.src = "imgd/'+ showdiv[ctr] +'.jpg"')
	}
}


function newWin(pg){
	pw = window.open('pl/'+pg,'pl',"width=480,height=360,  hotkeys=no,menubar=no,toolbar=yes,resizable=yes,scrollbars=yes,status=no");
	pw.focus()
	plWin = "true"
}

function closePL(){
	if (plWin){
		pw.close()
		plWin = ''
	}
}