// JavaScript Document
function getURL() {
  var url = document.location.href;
  return parseURL(url);
}

function parseURL (url) {
  var fileName = url.split("/");
  fileName = (fileName[fileName.length-1]);
  return fileName;
}


function getDir() {
  var dir = document.location.href;
  return parseDir(dir);
}

function parseDir (url) {
  var dirName = url.split("/");
  dirName = (dirName[dirName.length-2]);
  dirName=dirName+".html";
  return dirName;
}


function topnav() {
  var currentLocation = getURL();
  var nav = document.getElementById("topnav");
  //alert(document.getElementById("navigation"));

  links = nav.getElementsByTagName("a");

  for (i=0; i<links.length; i++) {

    linkHref = links[i].getAttribute("href");
	
	linkHref = parseURL(linkHref);


    if (linkHref==currentLocation) {
		nclass = links[i].getAttribute("class");
		//alert(nclass);
		//links[i].setAttribute("className", "active");
		//links[i].setAttribute("class", "active");
		//links[i].style.backgroundPosition = "0 -90px";
		links[i].className += links[i].className?' active':nclass;

   }

  }
  
}


function itemlink() {
  var currentLocation = getURL();
  var nav = document.getElementById("itemlink");
  //alert(document.getElementById("navigation"));
  links = nav.getElementsByTagName("a");

  for (i=0; i<links.length; i++) {

    linkHref = links[i].getAttribute("href");
	
	linkHref = parseURL(linkHref);

    if (linkHref==currentLocation) {
		nclass = links[i].getAttribute("class");
		//alert(nclass);
		//links[i].setAttribute("className", "active");
		//links[i].setAttribute("class", "active");
		//links[i].style.backgroundPosition = "0 -90px";
		links[i].className += links[i].className?' active':nclass;

   }

  }
  
  var navtoppp = document.getElementById("topnav").getElementsByTagName("a")[1]/*.getAttribute("class")*/;
  navtoppp.style.backgroundPosition = "0 -90px";
 
  /*  if(navtoppp)
  {
   navtoppp.className += navtoppp.className?' active':navtoppp;
   alert (navtoppp);
  }*/
 
  

}


/*function highlightCurrentLink1() {

  var currentLocation = getURL();
  var nav = document.getElementById("sub_navi");

  links = nav.getElementsByTagName("a");

  for (i=0; i<links.length; i++) {

    linkHref = links[i].getAttribute("href")
	linkHref = parseURL(linkHref);

    if (linkHref==currentLocation) {
      links[i].setAttribute("className", "hover");
	  links[i].setAttribute("class", "hover");

   }

  }
*/  
  
  // Parsing Directory
/*  var currentDir = getDir();
  var dir = document.getElementById("navigation");

  dirs = dir.getElementsByTagName("a");
		
  for (i=0; i<dirs.length; i++) {

    dirHref = dirs[i].getAttribute("href")
	dirHref = parseURL(dirHref);
	
    if (dirHref==currentDir) {
      dirs[i].setAttribute("className", "hover2");
	  dirs[i].setAttribute("class", "hover2");

   }

  }*/
  
/*}*/

//window.onload = topnav();