ChangeSize = function(elem_id, val)
{
if (document.getElementById) 
{
var el = document.getElementById(elem_id);

if (el != null) 
{
var el_size = 12;
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');
}