function ShowAndHide(id1,id2){
	if(document.getElementById){
	var el1=document.getElementById(id1);
	var el2=document.getElementById(id2);
	if(el1.style.display=="none"){
	 el1.style.display="block";
	 if (id2 != "") el2.style.display="none";
	}
	else{
	 el1.style.display="none";
	 if (id2 != "") el2.style.display="block";
	}
	}
}

function sndeml(myemail) {
 var email = myemail.replace(conf_simb_at,"@");
 var trovato=0;
 while(trovato>-1) {
  trovato = email.indexOf(conf_simb_dot);
  email = email.replace (conf_simb_dot, ".");
 }
 window.location = "mailto:"+email;
 return false;
}