$(document).ready(function(){
	var check = false;
	$("#show_articles").click(function(){
		var show_articles = document.getElementById('show_articles').innerHTML;
		if(check == true) {
			$("#m_content li.hidden").slideUp('fast');
			document.getElementById('show_articles').innerHTML = '<img src="images/arrow_d.gif" title="Mostrar" border="0" />';
			check = false;
		} else {
			$("#m_content li.hidden").slideDown('fast');
			document.getElementById('show_articles').innerHTML = '<img src="images/arrow_u.gif" title="Ocultar" border="0" />';
			check = true;
		}
	});
	
	$('#linkMount').click(function(){
		if($('#navMount').css('display')=='block'){
			$('#navMount').css('display', 'none');
		} else {
			$('#navMount').css('display', 'block');
		}
		$('#navMount').removeClass('active');
	});
});