function toggleContent(hrefId)
{
	var hrefCollection =  document.getElementById('vineyardmapMap').getElementsByTagName('AREA');
	for(var hc=0;hc<hrefCollection.length;hc++) {
		hrefCollection[hc].className = "isNotActive";
	}
	
	var contentCollection =  document.getElementById('mapinfo').getElementsByTagName('DIV');
	for(var cc=0;cc<contentCollection.length;cc++) {
		contentCollection[cc].style.display = "none";
	}
	
	if(document.getElementById(hrefId)) {
		document.getElementById(hrefId).className = "isActive";
	}
	if(document.getElementById('mapinfo-' + hrefId)) {
		document.getElementById('mapinfo-' + hrefId).style.display = "block";
		document.getElementById('vineyardmap').src = 'http://www.cali351.com/assets/skin/vineyard-map-' + hrefId + '.jpg';
	}
}