var article_new_tab;
var article_info_tab;
var article_news_tab;
var article_events_tab;

var article_new;
var article_info;
var article_news;
var article_events;

function buttons() {
/*
	article_new_tab = document.getElementById("article_new_tab");
	article_info_tab = document.getElementById("article_info_tab");
	article_news_tab = document.getElementById("article_news_tab");
	article_events_tab = document.getElementById("article_events_tab");
	
	article_new = document.getElementById("article_new");
	article_info = document.getElementById("article_info");
	article_news = document.getElementById("article_news");
	article_events = document.getElementById("article_events");
	
	article_new_tab.addEventListener('click', function(event) {
		article_new.style.display = "block";
		article_info.style.display = "none";
		article_news.style.display = "none";
		article_events.style.display = "none";
	}, false);
	article_info_tab.addEventListener('click', function(event) {
		article_new.style.display = "none";
		article_info.style.display = "block";
		article_news.style.display = "none";
		article_events.style.display = "none";
	}, false);
	article_news_tab.addEventListener('click', function(event) {
		article_new.style.display = "none";
		article_info.style.display = "none";
		article_news.style.display = "block";
		article_events.style.display = "none";
	}, false);
	article_events_tab.addEventListener('click', function(event) {
		article_new.style.display = "none";
		article_info.style.display = "none";
		article_news.style.display = "none";
		article_events.style.display = "block";
	}, false);
*/
}

function buttons_ie8() {
/*
	article_new_tab = document.getElementById('article_new_tab');
	article_info_tab = document.getElementById('article_info_tab');
	article_news_tab = document.getElementById('article_news_tab');
	article_events_tab = document.getElementById('article_events_tab');
	
	article_new = document.getElementById('article_new');
	article_info = document.getElementById('article_info');
	article_news = document.getElementById('article_news');
	article_events = document.getElementById('article_events');
	
	article_new_tab.attachEvent('onclick', function(event) {
		article_new.style.display = "block";
		article_info.style.display = "none";
		article_news.style.display = "none";
		article_events.style.display = "none";
	});
	article_info_tab.attachEvent('onclick', function(event) {
		article_new.style.display = "none";
		article_info.style.display = "block";
		article_news.style.display = "none";
		article_events.style.display = "none";
	});
	article_news_tab.attachEvent('onclick', function(event) {
		article_new.style.display = "none";
		article_info.style.display = "none";
		article_news.style.display = "block";
		article_events.style.display = "none";
	});
	article_events_tab.attachEvent('onclick', function(event) {
		article_new.style.display = "none";
		article_info.style.display = "none";
		article_news.style.display = "none";
		article_events.style.display = "block";
	});
*/
}