var nv = parseInt(navigator.appVersion);
var ns = (document.layers) ? true : false;
var ie = ((document.all)&&(nv>=4)) ? true : false;

function ausSchalten(ebene) {
   if (ns) { // Netscape
      document.layers[ebene].visibility="hide";
   } else if (ie) { // Internet Explorer
      document.all[ebene].style.visibility="hidden";
   } else { // sonstiges
      document.getElementById(ebene).style.visibility="hidden";
   }
}

function einSchalten(ebene) {
   if (ns) { // Netscape
      document.layers[ebene].visibility="show";
   } else if (ie) { // Internet Explorer
      document.all[ebene].style.visibility="visible";
   } else { // sonstiges
      document.getElementById(ebene).style.visibility="visible";
   }
}

function showMetaTags(){
  alert("INGRAM,MICRO,Data,Capture,DC,POS,Intertrade,intertrade-ag.de,intertrade-ag.eu,intertrade-ag.com,Barcode,Terminals,Scanner,Label Printer,WLAN,Funk,Wireless,RFID,Motorola,Datalogic,Socket,Colubris,Zebra,Baracode,Casio,Datamax,Denso,TTID,HHP,Panasonic");
}