var layerRef="null",layerStyleRef="null",styleSwitch="null";
function init(){
         if (document.layers)  {
         ns = 1; dom = 0;
         }
         else {
         ns = 0; dom = 1; };

        if (dom == 1) {
                layerStyleRef="document.";
                layerRef="document.getElementById(";
                styleSwitch=").style";
        }
        if (dom == 1 && navigator.appName == "Microsoft Internet Explorer") {
                layerStyleRef="layer.style.";
                layerRef="document.all";
                styleSwitch=".style";
        }
        if (ns == 1) {
                layerStyleRef="layer.";
                layerRef="document.layers";
                styleSwitch="";
        }
}

//HIDE AND SEEK
function showLayer(layerName){
        eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="visible"');
}

function hideLayer(layerName){
        eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"');
}

function hideAllLayer(){
         eval(layerRef+'["manufaktur"]'+styleSwitch+'.visibility="hidden"');
          eval(layerRef+'["kollektionen"]'+styleSwitch+'.visibility="hidden"');
           eval(layerRef+'["silberqualitaeten"]'+styleSwitch+'.visibility="hidden"');
           eval(layerRef+'["service"]'+styleSwitch+'.visibility="hidden"');
            eval(layerRef+'["aktuell"]'+styleSwitch+'.visibility="hidden"');}



function newImage(arg) {
if (document.images) {
rslt = new Image();
rslt.src = arg;
return rslt;
}
}

function changeImages() {
if (document.images && (preloadFlag == true)) {
for (var i=0; i<changeImages.arguments.length; i+=2) {
document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
}
}
}

var preloadFlag = false;
function preloadImages() {
if (document.images) {
u_silbertradition_over = newImage('bilder/u_silbertradition-over.gif');
preloadFlag = true;
}
}

function BrowserCheck() {
        var b = navigator.appName
        if (b=="Netscape") this.b = "ns"
        else if (b=="Microsoft Internet Explorer") this.b = "ie"
        else this.b = b
        this.version = navigator.appVersion
        this.v = parseInt(this.version)
        this.ns = (this.b=="ns" && this.v>=4)
        this.ns4 = (this.b=="ns" && this.v==4)
        this.ns5 = (this.b=="ns" && this.v==5)
        this.ie = (this.b=="ie" && this.v>=4)
        this.ie4 = (this.version.indexOf('MSIE 4')>0)
        this.ie5 = (this.version.indexOf('MSIE 5')>0)
        this.min = (this.ns||this.ie)
}
is = new BrowserCheck()