formValidation = function(formId)
	{
		var form = dijit.byId(formId);
		if(!form.validate()){
            alert('Formulář obsahuje nesprávná data. Nejprve je opravte!');
            return false;
        }
        return true;

	}
	
	registration = function(theRadio) {
		
		nickname = dijit.byId('nickname');
		if(theRadio.value == 1) {
			nickname.disabled = false;
		} else {
			nickname.disabled = true;
		}
		return true; 
	}