function displayMode(morenews){
	var targetBlock=document.getElementById(morenews);
	if(targetBlock.style.display=="none"){
		targetBlock.style.display="";
	}
	else{
		targetBlock.style.display="none";
	}

	var linkId=morenews+'A';
	var targetLink=document.getElementById(linkId);
	if(targetLink.className==""){
		targetLink.className="active";
	}
	else{
		targetLink.className="";
	}
}