if (document.images) {

	  var aboutn = new Image()
	  aboutn.src = "/images/nav/about.gif"
	  var abouta = new Image()
	  abouta.src = "/images/nav/about_over.gif"
	  
	  var contactn = new Image()
	  contactn.src = "/images/nav/contact.gif"
	  var contacta = new Image()
	  contacta.src = "/images/nav/contact_over.gif"
	  
	  var sitemapn = new Image()
	  sitemapn.src = "/images/nav/sitemap.gif"
	  var sitemapa = new Image()
	  sitemapa.src = "/images/nav/sitemap_over.gif"
	  
	  var newsn = new Image()
	  newsn.src = "/images/nav/news.gif"
	  var newsa = new Image()
	  newsa.src = "/images/nav/news_over.gif"
	  
	  var partnersn = new Image()
	  partnersn.src = "/images/nav/partners.gif"
	  var partnersa = new Image()
	  partnersa.src = "/images/nav/partners_over.gif"
	  
	  var windforalln = new Image()
	  windforalln.src = "/images/nav/windforall.jpg"
	  var windforalla = new Image()
	  windforalla.src = "/images/nav/windforall_over.jpg"
	  
	  var communityn = new Image()
	  communityn.src = "/images/nav/community.jpg"
	  var communitya = new Image()
	  communitya.src = "/images/nav/community_over.jpg"
	  
	  var students_teachersn = new Image()
	  students_teachersn.src = "/images/nav/students_teachers.jpg"
	  var students_teachersa = new Image()
	  students_teachersa.src = "/images/nav/students_teachers_over.jpg"
	  
	  var workshopsn = new Image()
	  workshopsn.src = "/images/nav/workshops.jpg"
	  var workshopsa = new Image()
	  workshopsa.src = "/images/nav/workshops_over.jpg"
	  
	  var shopn = new Image()
	  shopn.src = "/images/nav/shop.jpg"
	  var shopa = new Image()
	  shopa.src = "/images/nav/shop_over.jpg"
	  
	  var learnn = new Image()
	  learnn.src = "/images/index/learn.jpg"
	  var learna = new Image()
	  learna.src = "/images/index/learn_over.jpg"
	  
	  var sharen = new Image()
	  sharen.src = "/images/index/share.jpg"
	  var sharea = new Image()
	  sharea.src = "/images/index/share_over.jpg"
	  
	  var shopindexn = new Image()
	  shopindexn.src = "/images/index/shop.jpg"
	  var shopindexa = new Image()
	  shopindexa.src = "/images/index/shop_over.jpg"
	  
}

function act(imgName) {
	if (document.images) 
		document[imgName].src = eval(imgName + 'a.src')
}

function inact(imgName) {

	if (document.images)
	  document[imgName].src = eval(imgName + 'n.src')
}
	
	
	
// toggle display of blocks
function toggle(field) {
	if(document.getElementById) {
		
		if (document.getElementById(field + '_o').style.display=="block"){
			document.getElementById(field + '_o').style.display="none";
			document.getElementById(field + '_c').style.display="block";
			
		} else {
			document.getElementById(field + '_c').style.display="none";
			document.getElementById(field + '_o').style.display="block";
		}
	}
}

	// -->