function subform(){
mail=/((^((([a-z]|[A-Z]|\d)+(\.|\-|\_){0,1})+([a-z]|[A-Z]|\d)+(\@){1,1}(([a-z]|[A-Z]|\d)+(\.|\-){0,1})+([a-z]|[A-Z]|\d)+(\.){1,1}([a-z]){2,3}))$){1,1}/g
ok = document.forms[0].email.value.match(mail);
if (!ok)
	{
	window.alert ("E' necessario inserire un indirizzo email valido");
	}
else
	{
	formy.submit( );
	}
}

function traducilinktoblank() 
{ 
	for (var i=0; i<document.links.length; i++) 
	{
       //window.alert(document.links[i].className.search("blank"))
 
       if (document.links[i].className.search("blank")==0) 
       {
           { document.links[i].target="_blank"; } 
       } 
     }
         
 }
window.onload=traducilinktoblank;