ChangeSize = function(elem_id, val)
{
	if (document.getElementById) 
	{
		var el = document.getElementById(elem_id);
	
		if (el != null) 
		{
			var el_size = 14;
			if ( el.style.fontSize )
				el_size = parseFloat(el.style.fontSize);
		
			if ( val == 0 ) {
				el.style.fontSize = null;
			} else {
			el_size = el_size + val;
			el.style.fontSize = el_size + 'px';
			}
		
		}
	}
}

PrintArticle = function (url,contenuto_id)
{
	window.open( url + '/includes/printarticolo.cfm?id_contenuto=' + contenuto_id, 'print', 'width=600, height=300, toolbar=no, resizable=no, menubar=yes, location=no, scrollbars=no, status=no');	
}

MailToAFriend = function (url, contenuto_id)
{
	window.open( url + 'includes/sendtofriend.cfm?id_contenuto=' + contenuto_id, 'mail', 'width=400, height=400, toolbar=no, resizable=no, menubar=no, location=no, scrollbars=no, status=no');
}