text: // set language values
  var vtl_aa = "Server haupt"; // main
  var vtl_ab = "Version";
  var vtl_ac = "Betriebszeit";
  var vtl_ad = "Anschlusse";
  var vtl_ae = "Anfragen";
  var vtl_af = "activ";
  var vtl_ag = "lesen";
  var vtl_ah = "schreibe";
  var vtl_ai = "warten";
  var vtl_aj = "akzeptiert";
  var vtl_ak = "behandelt";
  var vtl_al = "Gesamt";
  var vtl_am = "Req/s";
  
  var vtl_an = "Server zonen"; // zones(domains)
  var vtl_ao = "Zone";
  var vtl_ap = "Anfragen";
  var vtl_aq = "Antworten";
  var vtl_ar = "Verkehr";
  var vtl_as = "Gesamt";
  var vtl_at = "Req/s";
  var vtl_au = "Gesamt";
  var vtl_av = "Sent";
  var vtl_aw = "Rcvd";
  var vtl_ax = "Sent/s";
  var vtl_ay = "Rcvd/s";
  
  var vtl_az = "Upstreams"; // upstreams(loops)
  var vtl_ba = "Server";
  var vtl_bb = "Zustand";
  var vtl_bc = "Reaktionszeit";
  var vtl_bd = "Gewicht";
  var vtl_be = "MaxFails";
  var vtl_bf = "FailTimeout";
  var vtl_bg = "Anfragen";
  var vtl_bh = "Antworten";
  var vtl_bi = "Verkehr";
  var vtl_bj = "Gesamt";
  var vtl_bk = "Req/s";
  var vtl_bl = "Gesamt";
  var vtl_bm = "Sent";
  var vtl_bn = "Rcvd";
  var vtl_bo = "Sent/s";
  var vtl_bp = "Rcvd/s";
  var vtl_bq = "backup";
  var vtl_br = "up";
  var vtl_bs = "down";
  