$(document).ready(function(){ 
	/* add highlights to the main nav while on subnav items */
	function addNavHighlight(whichItem){
		$('.'+whichItem+' a.topLevel').addClass('mainNav-hover');
		$('.thirdLevel-nav li').mouseover(
		  function () {
			  $(this).parent().prev('a').addClass('subNav-hover');
		  }
		);
		/*$('.thirdLevel-nav li').mouseout(
		  function () {
			  $(this).parent().prev('a').removeClass('subNav-hover');
		  }
		);*/
	}
	function removeNavHighlight(whichItem){
		$('.'+whichItem+' a.topLevel').removeClass('mainNav-hover');
		$('.subNav-hover').removeClass('subNav-hover'); /* reset the sub subnav parent states */
	}	
	$('#nav-main li.about-us').mouseover(
	  function () {
			addNavHighlight('about-us'); 
		}
	);
	$('#nav-main li.about-us').mouseout(
	  function () {
			removeNavHighlight('about-us'); 
		}
	);
	$('#nav-main li.total-care').mouseover(
	  function () {
			addNavHighlight('total-care'); 
		}
	);
	$('#nav-main li.total-care').mouseout(
	  function () {
			removeNavHighlight('total-care'); 
		}
	);
	$('#nav-main li.for-patients').mouseover(
	  function () {
			addNavHighlight('for-patients'); 
		}
	);
	$('#nav-main li.for-patients').mouseout(
	  function () {
			removeNavHighlight('for-patients'); 
		}
	);
	$('#nav-main li.for-providers').mouseover(
	  function () {
			addNavHighlight('for-providers'); 
		}
	);
	$('#nav-main li.for-providers').mouseout(
	  function () {
			removeNavHighlight('for-providers'); 
		}
	);
	/* end highlights to the main nav */
});