function sm(e)
{
  var spage = document.location.href;
  spage = spage.substr(spage.lastIndexOf('/'));
  var ediv = document.getElementById("innernav");
  
  var alltags = ediv.getElementsByTagName("A");
  for (var i=0; i< alltags.length; i++)
  {
    spage2 = alltags[i].href;
    spage2 = spage2.substr(spage2.lastIndexOf('/'));
    if (spage == spage2) {alltags[i].className += " active"; break;}
  }
}

function toggle(obj) {
  obj.style.display = (obj.style.display != 'none' ? 'none' : '' );
  arrow = document.getElementById(obj.id + 'arrow');
  arrow.src = ((arrow.src.indexOf('/images/expand.gif')==-1) ? '/images/expand.gif' : '/images/collapse.gif');
}

function toggle2(obj) {
  obj.style.display = (obj.style.display != 'none' ? 'none' : '' );
  arrow = document.getElementById(obj.id + 'arrow');
  arrow.src = ((arrow.src.indexOf('/images/right_arrow.gif')==-1) ? '/images/right_arrow.gif' : '/images/down_arrow.gif');
}