function lang_show()
{var el=document.getElementById('lingue');el.style.visibility='visible';var el2=document.getElementById('SceltaLingua2');el2.className='SceltaLingua2';}
function lang_hide()
{var el=document.getElementById('lingue');el.style.visibility='hidden';var el2=document.getElementById('SceltaLingua2');el2.className='SceltaLingua';}