function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}

function prepareInternalnav() {
  var nav = document.getElementById("internalnav");
  var links = nav.getElementsByTagName("a");
  
  for (var i=0; i<links.length; i++ ) {
	  var linkurl = links[i].getAttribute("href"); 
	  var currenturl = window.location.href;
	  var notes = window.location.pathname;
		if (notes == "financial_statements/corporate_information.asp" || notes == "financial_statements/accounting_principles.asp") {
		links[8].parentNode.className = "current";
		}
	  if (currenturl.indexOf(linkurl) != -1) {
	  links[i].parentNode.className = "current";
	  }
  }
}

function highlightPage() {
  if (!document.getElementsByTagName) return false;
  if (!document.getElementById) return false;
  if (!document.getElementById("mainNav")) return false;
  var nav = document.getElementById("mainNav");
  var links = nav.getElementsByTagName("a");
  
  var theBody = document.getElementsByTagName('body')[0];
  var bodyId = theBody.getAttribute("id");  
  if (bodyId == "financial_statement"){
	  links[9].parentNode.className = "current";
	  prepareInternalnav();
	}
	
  for (var i=0; i<links.length; i++) {
    var linkurl = links[i].getAttribute("href");
    var currenturl = window.location.href;
    if (currenturl.indexOf(linkurl) != -1) {
	  links[i].parentNode.className = "current";
/*      var linktext = links[i].lastChild.nodeValue.toLowerCase();
      document.body.setAttribute("id",linktext);*/
    }
  }
}

addLoadEvent(highlightPage);

/*  var theBody = document.getElementsByTagName('body')[0];
  var bodyCount = theBody.getAttribute("title");
  var numValue = +bodyCount-1*/