/* $Id: atlas.js,v 1.4 2010/02/10 01:45:46 dben Exp $ */
/**
 * Atlas Ergonomics Web Application
 * Copyright 2006 - 2010 Atlas Ergonomics. All Rights Reserved.
 */ 
navSeparator = '_';
activeNavClass = 'active';
activeSubMenuClass = 'subMenu_active';
subNavIdRoot = 'submenu';
showSubTrigger = "00";

function setActiveNav(activeNav){
	navBits = activeNav.split(navSeparator);

	if(navBits.length == 3){
		setActive(subNavIdRoot+navSeparator+navBits[1],activeSubMenuClass);
	}
	if(navBits.length == 4){
		setActive(subNavIdRoot+navSeparator+navBits[1],activeSubMenuClass);
		setActive(subNavIdRoot+navSeparator+navBits[1]+navSeparator+navBits[2],activeSubMenuClass);
	}

	if(navBits.slice(navBits.length-1) == showSubTrigger){
	  navBits.pop();
	}
	navBits = navBits.join(navSeparator);
	setActive(navBits,activeNavClass);
}


function setActive(navId,navClass){
  document.getElementById(navId).className = navClass;
}