// Show current item, hide all others
function showSection(pv_eItem){
	
	try{
		
		// eDiv: The DIV containing the body of text pointed to by pv_eItem.dlink
		
		var eDiv = document.getElementById(pv_eItem.dlink);
		if(!eDiv){ return false; }
		// Is the selected div already visible?
		if(eDiv.style.display=="block"){ return true; }
		
		// The grandparent is the container for the set
		var eMNU = pv_eItem.parentNode.parentNode;
		var aeList = eMNU.getElementsByTagName("A");

		for(var i=0;i<aeList.length;i++){
			var eLink = document.getElementById(aeList[i].dlink);
			if(!eLink){ continue; }
			eLink.style.display = "none";	
		}
		eDiv.style.display = "block";
		
	}
	catch(err){
		alert("An error occurred: " + err.message);
		return false;	
	}
}