function validate_form_inv()
{
	var name_exp = document.getElementById('name_exp');
	var name_dest = document.getElementById('name_dest');
	var email_dest = document.getElementById('email_dest');
	if (name_exp.value == '')
	{
		alert("Numele este obligatoriu.");
		name_exp.focus();
		return false;
	}
	if (name_dest.value == '')
	{
		alert("Numele prietenului este obligatoriu.");
		name_dest.focus();
		return false;
	}
	if (email_dest.value == '')
	{
		alert("Adresa de email a prietenului este obligatorie.")
		email_dest.focus();
		return false;
	}
	if (!is_email(email_dest.value))
	{
		alert("Adresa de email este incorecta.")
		email_dest.focus();
		return false;
	}
	return true;
}

function get_inv()
{
	var name_exp = $('name_exp').value;
	var name_dest = $('name_dest').value;
	var email_dest = $('email_dest').value;

	$("inv_mesaj").innerHTML='Se trimite, va rugam asteptati...';
	
	url = "invita-un-prieten?mode=1&name_exp="+encodeURI(name_exp)+"&name_dest="+encodeURI(name_dest)+"&email_dest="+encodeURI(email_dest);
	new Ajax.Request(url, {
	  method: 'get',
	  onSuccess: function(transport) {
	  		$('invite_div').innerHTML = transport.responseText;
	  },
	  onFailure: function(){
	  		$('inv_mesaj').innerHTML = 'A aparut o eroare, va rugam sa incercati mai tarziu.';
	  }
	});		
}