var contentDefault='news';
var contentOn=null;
function changeContent(c){
	var title = $('content-store-'+c+'-title').innerHTML;
	var content = $('content-store-'+c+'-content').innerHTML;
	var onNow = contentOn;
	if(!onNow){
		onNow = contentDefault;
	}
	$('content-'+onNow+'-tab').className = "inactive";
	$('content-'+c+'-tab').className = "";
	$('contentTitle').innerHTML = title;
	$('newsContent').innerHTML = content;
	if(!newsOn){
		showNews();
	}
	contentOn = c;
}