/*IE workaround start*/

if (!window.Node) {
	window.Node = {
		ELEMENT_NODE   : 1,
		ATTRIBUTE_NODE : 2,
		TEXT_NODE      : 3,
		COMMENT_NODE   : 8,
		DOCUMENT_NODE  : 9
	};
}

/*IE workaround end*/

window.onload = function () {

  SwitchTab('1');
}

function SwitchTab(id) {
  var tabdiv = document.getElementById('tabbed');
  
  var box = tabdiv.getElementsByTagName('div');
  for(var i=0; i<box.length; i++){
    if(box[i].parentNode == tabdiv && box[i].nodeType == Node.ELEMENT_NODE) {
      box[i].style.display = 'none';
    }
  }
  
  document.getElementById('tabbed-box'+id).style.display = 'block';
  
  var tabnav = document.getElementById('tabbed-list');
  var listitems = tabnav.getElementsByTagName('li');
  for(var i=0; i<listitems.length; i++){
    if(listitems[i].parentNode == tabnav && listitems[i].nodeType == Node.ELEMENT_NODE) {
      listitems[i].getElementsByTagName('a')[0].className = '';
    }
  }
  
  document.getElementById('tabbed-list'+id).getElementsByTagName('a')[0].className = 'act';
}