function loading(nombre) {
	var ld = document.getElementById(nombre);
	if (ld.className=='hid') {
		ld.className='sho';
	} else {
		ld.className='hid';
	}
}

function oculta(nombre) {
	var ld = document.getElementById(nombre);
	ld.className='hid';
}

function muestra(nombre) {
	var ld = document.getElementById(nombre);
	ld.className='sho';
}

function comprobar_nick() {
	var params = Form.serialize($('form-reg'));
	new Ajax.Updater ('nick-cmt', '/act_nick.php', {asynchronous:true, parameters:params, onLoading: function(request){ loading('loading'); oculta('nick-cmt'); oculta('nick-cmt');}, onComplete: function(request){ loading('loading'); muestra('nick-cmt');}});
}

function limpia(nbre) {
    var frmnombre = nbre.elements['nombre'];
	alert(frmnombre.value);
    return false;
}


function recarga_conf() {
	var vconf = document.getElementById('confirmar-login');
	if (vconf.className=='ok') {
		window.location=window.location.reload( false );
	}
}

function bloque_conectar() {
	
	var form = $('bloqueconectar');        
	
	if (form.style.display == 'block') {
		form.style.display = 'none';
		return;
	}
	
	var link = $('lnkconectar');
	var offset = Position.cumulativeOffset(link);

	form.style.left = offset[0] + 'px';
	form.style.top = (offset[1] + link.offsetHeight + 3) + 'px';
	form.style.display = 'block';
	
}