// light up active navigation elements
// todo: use jquery methods?

var url = location.href;
var urlNoQueryString = url.replace(location.search,"");

//alert("checking on "+url);

if(document.getElementById("left")) {
  var navEls = document.getElementById("left").getElementsByTagName("a");
  for (var i=0; i<navEls.length; i++) {
    if(navEls[i].href==url || navEls[i].href==urlNoQueryString) {
      navEls[i].parentNode.className+=" on";
    }
  }
}

/*
// controlled via css
if(document.getElementById("menu")) {
  var navEls = document.getElementById("menu").getElementsByTagName("a");
  for (var i=0; i<navEls.length; i++) {
    if(navEls[i].href==url || navEls[i].href==urlNoQueryString) {
      //alert('found main nav match');
      if(navEls[i].parentNode.tagName =="H2") {
        navEls[i].parentNode.parentNode.className+=" on";
      }
      else {
        navEls[i].parentNode.className+=" on";
      }
    }
  }
}
*/