function zoomWindow(theURL) { 
  newwin = window.open(theURL,"zoom","width=550, height=550");
  newwin.focus();
}
function zoomWindow2(theURL) { 
  newwin = window.open(theURL,"zoom","width=983,scrollbars=yes");
  newwin.focus();
}

function externalLinks() { 
 /* externe Links werden per Javascript geöffnet. Target-attribut in xhtml1.0 strict unbekannt. */
 if (!document.getElementsByTagName) return; 
 var anchors = document.getElementsByTagName("a"); 
 for (var i=0; i<anchors.length; i++) { 
   var anchor = anchors[i]; 
   if (anchor.getAttribute("href") && 
       anchor.getAttribute("rel") == "external") 
     anchor.target = "_blank"; 
 } 
} 
window.onload = externalLinks;

function $() {
  var elements = new Array();

  for (var i = 0; i < arguments.length; i++) {
    var element = arguments[i];
    if (typeof element == 'string')
      element = document.getElementById(element);

    if (arguments.length == 1)
      return element;

    elements.push(element);
  }

  return elements;
}