var box;

function box_click(e) {
  e = e || window.event;
  e.cancelBubble = true;
  if (e.stopPropagation)
    e.stopPropagation();
}

function box_close() {
  if (box) box.innerHTML = "<div class=\"xsltsearch_form\"><input id=\"searchInput\" name=\"search\" type=\"text\" class=\"input\" onFocus=\"this.value=''\" value=\"SØG - skriv og tryk enter\" /> <input type=\"submit\" value=\"Search\" class=\"submit hidden\" /></div>";
}

window.onload = function (e){  
  box = document.getElementById("xsltsearch");
  if (document.addEventListener)
  {
    box.addEventListener('click',box_click,true); //register click on searchbox
    document.addEventListener('click',box_close,false); //register click on everything else
  } else { //IE
    box.attachEvent('onclick', box_click);
    document.attachEvent('onclick', box_close);
  }
}