var lang;

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") == "external"){
      anchor.target = "_blank";
    }
  }
}


function detectLang( ) {
  lang = document.documentElement.lang;
}
window.addOnLoadListener(externalLinks);
window.addOnLoadListener(detectLang);


function showProps(obj, objName) {
  var result = ""
  var count = 0

  for (var i in obj) {
    result += objName + "." + i + " = " + obj[i] + "\n"
    count++
    if (count == 10) {
      alert (result)
      result = ""
      count = 0
    }
  }
  alert(result)
}