//Programmed by John Davidson, 2-5-2008
//START FOR MAIN NAVIGATION, mn0 is Products, mn1 is Allergy, etc
window.addEvent('domready', function() {
	var pageurl = document.location.toString();
	
	var MainNav = $('MainNav');
	var mn0 = MainNav.getElementsByTagName('a')[0];
	var mn1 = MainNav.getElementsByTagName('a')[1];
	var mn2 = MainNav.getElementsByTagName('a')[2];
		
	if (pageurl.indexOf("prod_")!=-1) {
		mn0.className = "x";
	}
	else if (pageurl.indexOf("allergy_")!=-1) {
		mn1.className = "x";
	}
	else if (pageurl.indexOf("zyrtopia_")!=-1) {
		mn2.className = "x";
	}	
	else {
		mn0.className = "a";
		$('SubNav1').style.display = "none";
		$('SubNav2').style.display = "none";
		$('SubNav3').style.display = "none";
	}
	
	// end top navigation
	//START PRODUCTS SUB NAVIGATION, sn0 is For Adults, sn1 is For Children, etc
	
	var SubNav1 = $('SubNav1');
	var sn0 = SubNav1.getElementsByTagName('a')[0];
	var sn1 = SubNav1.getElementsByTagName('a')[1];
	var sn2 = SubNav1.getElementsByTagName('a')[2];
		
	if (pageurl.indexOf("prod_all")!=-1) {
		sn0.className = "a";
		$('SubNav1').style.display = "block";
	}
	else if (pageurl.indexOf("prod_adults")!=-1) {
		sn0.className = "x";
		$('SubNav1').style.display = "block";
	}
	else if (pageurl.indexOf("prod_children")!=-1) {
		sn1.className = "x";
		$('SubNav1').style.display = "block";
	}
	else if (pageurl.indexOf("prod_comparison")!=-1) {
		sn2.className = "x";
		$('SubNav1').style.display = "block";
	}
	else if (pageurl.indexOf("prod_safety")!=-1) {
		$('SubNav1').style.display = "block";
	}
	else if (pageurl.indexOf("prod_dome")!=-1) {
		$('SubNav1').style.display = "block";
	}
	else  {
		sn0.className = "a";
		$('SubNav1').style.display = "none";
	}										 
	
	//START ALLERGY SUB NAVIGATION, sn0 is Meet the Allergens, sn1 is tips for parents, etc
	
	var SubNav2 = $('SubNav2');
	var sn0 = SubNav2.getElementsByTagName('a')[0];
	var sn1 = SubNav2.getElementsByTagName('a')[1];
	var sn2 = SubNav2.getElementsByTagName('a')[2];
	var sn3 = SubNav2.getElementsByTagName('a')[3];
		
	if (pageurl.indexOf("allergy_education")!=-1) {
		sn0.className = "a";
		$('SubNav2').style.display = "block";
	}
	else if (pageurl.indexOf("allergy_meet_allergens")!=-1) {
		sn0.className = "x";
		$('SubNav2').style.display = "block";
	}
	else if (pageurl.indexOf("allergy_tips")!=-1) {
		sn1.className = "x";
		$('SubNav2').style.display = "block";
	}
	else if (pageurl.indexOf("allergy_cold")!=-1) {
		sn2.className = "x";
		$('SubNav2').style.display = "block";
	}
	else if (pageurl.indexOf("allergy_experts_select")!=-1) {
		sn3.className = "x";
		$('SubNav2').style.display = "block";
	}
	else if (pageurl.indexOf("article_")!=-1) {
		mn1.className = "x";
		sn3.className = "x";
		$('SubNav2').style.display = "block";
	}
	else if (pageurl.indexOf("tips_")!=-1) {
		mn1.className = "x";
		sn1.className = "x";
		$('SubNav2').style.display = "block";
	}
	else {
		sn0.className = "a";
		$('SubNav2').style.display = "none";
	}
	
	//START ZYRTOPIA SUB NAVIGATION, sn0 is Allergy forecast & Diary, sn1 is Blogs, etc
	
	var SubNav3 = $('SubNav3');
	var sn0 = SubNav3.getElementsByTagName('a')[0];
	var sn1 = SubNav3.getElementsByTagName('a')[1];
	//var sn2 = SubNav3.getElementsByTagName('a')[2];
	//var sn3 = SubNav3.getElementsByTagName('a')[3];
		
	if (pageurl.indexOf("zyrtopia_landing")!=-1) {
		sn0.className = "a";
		$('SubNav3').style.display = "block";
	}
	else if (pageurl.indexOf("zyrtopia_forecast")!=-1) {
		sn0.className = "x";
		$('SubNav3').style.display = "block";
	}
	else if (pageurl.indexOf("zyrtopia_bloglanding")!=-1) {
		sn1.className = "x";
		$('SubNav3').style.display = "block";
	}
	else if (pageurl.indexOf("zyrtopia_rewards")!=-1) {
		sn2.className = "x";
		$('SubNav3').style.display = "block";
	}
	else if (pageurl.indexOf("zyrtopia_diary")!=-1) {
		sn0.className = "x";
		$('SubNav3').style.display = "block";
	}
	else if (pageurl.indexOf("zyrtopia_whyjoin")!=-1) {
		sn1.className = "x";
		$('SubNav3').style.display = "block";
	}
	else {
		sn0.className = "a";
		$('SubNav3').style.display = "none";
	}
	
	//DEFINES WHICH SUB NAVIGATION ELEMENT TO SHOW AND WHICH MAIN NAV TO HIGHTLIGHT, THIS IS FOR PRODUCTS
	
	$('ProdNav').addEvent('mouseenter', function(e) {
		new Event(e).stop();
		ShowSubNav1();
		mn0.className = "x";
		mn1.className = "a";
		mn2.className = "a";
	});
	
	$('SubNav1').addEvent('mouseleave', function(e) {
		new Event(e).stop();
		if (pageurl.indexOf("prod_")!=-1) {
			$('SubNav1').style.display = "block";
			$('SubNav2').style.display = "none";
			$('SubNav3').style.display = "none";
			mn0.className = "x";
			mn1.className = "a";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("allergy_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("allergy_experts_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("zyrtopia_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "none";
			$('SubNav3').style.display = "block";
			mn0.className = "a";
			mn1.className = "a";
			mn2.className = "x";
		}
		else if (pageurl.indexOf("article_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("tips_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "none";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "a";
			mn2.className = "a";
		}
	});
	
	//END PRODUCTS
	//DEFINES WHICH SUB NAVIGATION ELEMENT TO SHOW AND WHICH MAIN NAV TO HIGHTLIGHT, THIS IS FOR ALLERGY EDUCATION
	
	$('AllergyNav').addEvent('mouseenter', function(e) {
		new Event(e).stop();
		ShowSubNav2();
		mn0.className = "a";
		mn1.className = "x";
		mn2.className = "a";
	});
	
	$('SubNav2').addEvent('mouseleave', function(e) {
		new Event(e).stop();
		if (pageurl.indexOf("prod_")!=-1) {
			$('SubNav1').style.display = "block";
			$('SubNav2').style.display = "none";
			$('SubNav3').style.display = "none";
			mn0.className = "x";
			mn1.className = "a";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("allergy_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("allergy_experts_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("zyrtopia_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "none";
			$('SubNav3').style.display = "block";
			mn0.className = "a";
			mn1.className = "a";
			mn2.className = "x";
		}
		else if (pageurl.indexOf("article_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("tips_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "none";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "a";
			mn2.className = "a";
		}
	});
	
	//END ALLERGY EDUCATION
	//DEFINES WHICH SUB NAVIGATION ELEMENT TO SHOW AND WHICH MAIN NAV TO HIGHTLIGHT, THIS IS FOR ZYRTOPIA
	
	$('ZyrtopiaNav').addEvent('mouseenter', function(e) {
		new Event(e).stop();
		ShowSubNav3();
		mn0.className = "a";
		mn1.className = "a";
		mn2.className = "x";
	});
		
	$('SubNav3').addEvent('mouseleave', function(e) {
		new Event(e).stop();
		if (pageurl.indexOf("prod_")!=-1) {
			$('SubNav1').style.display = "block";
			$('SubNav2').style.display = "none";
			$('SubNav3').style.display = "none";
			mn0.className = "x";
			mn1.className = "a";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("allergy_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("allergy_experts_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("zyrtopia_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "none";
			$('SubNav3').style.display = "block";
			mn0.className = "a";
			mn1.className = "a";
			mn2.className = "x";
		}
		else if (pageurl.indexOf("article_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("tips_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "none";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "a";
			mn2.className = "a";
		}
	});
	
	//END ZYRTOPIA
	//THIS IS THE CONTAINER AROUND THE ENTIRE NAVITATION
	
	$('NavWrapper').addEvent('mouseenter', function(e) {
		new Event(e).stop();
		if (pageurl.indexOf("prod_")!=-1) {
			$('SubNav1').style.display = "block";
			$('SubNav2').style.display = "none";
			$('SubNav3').style.display = "none";
		}
		else if (pageurl.indexOf("allergy_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
		}
		else if (pageurl.indexOf("zyrtopia_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "none";
			$('SubNav3').style.display = "block";
		}
	});
	
	$('NavWrapper').addEvent('mouseleave', function(e) {
		new Event(e).stop();
		if (pageurl.indexOf("prod_")!=-1) {
			$('SubNav1').style.display = "block";
			$('SubNav2').style.display = "none";
			$('SubNav3').style.display = "none";
			mn0.className = "x";
			mn1.className = "a";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("allergy_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("allergy_experts_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("zyrtopia_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "none";
			$('SubNav3').style.display = "block";
			mn0.className = "a";
			mn1.className = "a";
			mn2.className = "x";
		}
		else if (pageurl.indexOf("article_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else if (pageurl.indexOf("tips_")!=-1) {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "block";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "x";
			mn2.className = "a";
		}
		else {
			$('SubNav1').style.display = "none";
			$('SubNav2').style.display = "none";
			$('SubNav3').style.display = "none";
			mn0.className = "a";
			mn1.className = "a";
			mn2.className = "a";
		}
	});
	
	//END NAVIGATION WRAPPER
	
	function ShowSubNav1() {
		$('SubNav1').style.display = "block";
		$('SubNav2').style.display = "none";
		$('SubNav3').style.display = "none";
		mn0.className = "x";
		mn1.className = "a";
		mn2.className = "a";
	}
	
	function HideSubNav1() {
		mn0.className = "a";
		mn1.className = "a";
		mn2.className = "a";
	}
	
	function ShowSubNav2() {
		$('SubNav1').style.display = "none";
		$('SubNav2').style.display = "block";
		$('SubNav3').style.display = "none";
		mn0.className = "a";
		mn1.className = "x";
		mn2.className = "a";
	}
	
	function HideSubNav2() {
		mn0.className = "a";
		mn1.className = "a";
		mn2.className = "a";
	}
	
	function ShowSubNav3() {
		$('SubNav1').style.display = "none";
		$('SubNav2').style.display = "none";
		$('SubNav3').style.display = "block";
		mn0.className = "a";
		mn1.className = "a";
		mn2.className = "x";
	}
	
	function HideSubNav3() {
		mn0.className = "a";
		mn1.className = "a";
		mn2.className = "a";
	}
	
	
});