/*function externalLinks() {
 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") == "extern")
     anchor.target = "_blank";
 }
} */


function externalLinks() {
  //we need getElementsByTagName for this to work
  if (!document.getElementsByTagName) return;

  //get all the anchors within the document
  var anchors = document.getElementsByTagName("a");
  for (var i=0; i<anchors.length; i++) { //loop through all the anchors
    var anchor = anchors[i];

    //check to make sure that we have a href, so its a real hyperlink
    //and make sure that we have a ref and its set to external
    if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "extern") {

      //assign the dynamic function to the onclick event.
      anchor.onclick = function(x) {
        //store the variable so that we can actually use it within each function
        var p = x;
        return function() {
          var w = window.open(p); //try and open up a new window with the url
          if(!w) { //check to see if the window opened
            //let the user know that a window didnt open
            alert("A popup blocker seems to have blocked the window from opening");
          }

          //return false to make sure the browser doesnt navigate away in the current window also
          return false;
        }
      }(anchor.getAttribute("href")); //pass through the href for this anchor
    }
  }
}



function BlurLinks(){
  var a = document.getElementsByTagName('a');
  var x = a.length;

  for(i=0;i<x;i++){
    a[i].onfocus = new Function("this.blur();");
  }
}

function Init() {
    BlurLinks();
}

function PopUp(w,h,ziel) {
  h = h - 20; var x=0, y=0, parameter="";
  if (w < screen.availWidth || h < screen.availHeight) {
    x = (screen.availWidth - w - 12) / 2;
    y = (screen.availHeight - h - 104) / 2;
    if (window.opera) y = 0; // Opera positioniert unter den Symbolleisten
    if (x<0 || y<0) { x=0; y=0; }
    else parameter = "width=" + w + ",height=" + h + ",";
  }
  parameter += "left=" + x + ",top=" + y;
  parameter += ",menubar=no,location=no,toolbar=no,status=no";
  parameter += ",resizable=yes,scrollbars=yes";
  var Fenster = window.open(ziel,"PopUp",parameter);
  if (Fenster) Fenster.focus();
  return !Fenster;
}

window.onload = externalLinks;
window.onload = BlurLinks;