function ckMsend(form){

	var nome = form.nome.value;
	var email = form.email.value;
	var competenze = form.competenze.value;
	
	var msg = form.msg.value;
	
	
	
	if(nome == ""){
		form.nome.focus()
		form.nome.style.background = "yellow";
		return false;
	}else if(email == ""){
		form.email.focus()
		form.email.style.background = "yellow";
		return false;
	}else if(competenze == ""){
		form.competenze.focus()
		form.competenze.style.background = "yellow";
		return false;
	}else if(msg == ""){
		form.msg.focus()
		form.msg.style.background = "yellow";
		return false;
	}
	

	return true;
}