function $i(id) {
  return document.getElementById(id);
}

function $n(name) {
  return document.getElementsByName(name)[0];
}

function $na(name) {
  return document.getElementsByName(name);
}
function infoformrgl(j) {
  if(j == 1) {
    $i('linform').style.display = 'none';
  }
  else {
    $i('linform').style.display = 'block';
  }
}
function openWindow(link) {
  var w = window.open(link, "Extrafenster", "width=800,height=600,left=0,top=0,scrollbars=yes");
  w.focus();
}


//create AJAX-Obj
var XMLHTTP = null;
if(window.XMLHttpRequest) {
  XMLHTTP = new XMLHttpRequest();
} else if (window.ActiveXObject) {
  try {
    XMLHTTP = new ActiveXObject("Msxml2.XMLHTTP");
  } catch (ex) {
    try {
      XMLHTTP = new ActiveXObject("Microsoft.XMLHTTP");
    } catch (ex) {
    }
  }
}