$(document).ready(function() {
    //$("div.scrollable").scrollable({circular: true}).autoscroll();
    initForm();
    
    initFader();
});

function initFader() {
    $('.slide').hide();
    fadeElement(1);
}

function fadeElement($element) {
    var $delay = 6000;
    var $duration = 800;
    var $elements = $('.slide').length;
    
    $('.slide:nth-child('+$element+')').fadeIn($duration);
    $('.slide:nth-child('+$element+')').delay($delay).fadeOut($duration);
    
    var $next_element = $element + 1;
    if ( $element == $elements ) {
        $next_element = 1;
    }
    
    setTimeout("fadeElement("+$next_element+")", $delay);
}


function initForm() {

    $("#anfrage").validate({
        rules: {
            grund: {
                required: true
            },
            name: {
                required: true
            },
            tel: {
                required: true
            },
            mail: {
                required: true,
                email: true
            }
        }
    });
}