我在Lion的Rails 3.1上开发了一个红宝石站点。 我正在使用nivo滑块(内容旋转器)。 我在Opera和Safari中的加载没有明显延迟。 但是,在Firefox中加载时,可能需要10秒钟以上的时间。 在加载滑块之前,将不会加载页面上的其他内容。 另外,当我尝试使用<%= stylesheet_link_tag 'application', :cache=> true%>来缓存资产时<%= stylesheet_link_tag 'application', :cache=> true%>我得到了错误数量的争论错误。

_slider.html.erb

<link rel="stylesheet" href="default.css" type="text/css" media="screen"/>
<link rel="stylesheet" href="nivo-slider.css" type="text/css" media="screen"/>
<link rel="stylesheet" href="style.css" type="text/css" media="screen"/>
<script type="text/javascript">
    jQuery(function() {
        jQuery("#nivoslider-283").nivoSlider({
            effect:"fade",
            slices:15,
            boxCols:8,
            boxRows:4,
            animSpeed:500,
            pauseTime:3000,
            startSlide:0,
            directionNav:false,
            directionNavHide:true,
            controlNav:false,
            keyboardNav:true,
            pauseOnHover:true,
            manualAdvance:false
        });
    });
</script>
<div id="wrapper">

  <a href="http://dev7studios.com" id="dev7link" title="Go to dev7studios">dev7studios</a>

  <div class="slider-wrapper theme-default">
    <div class="ribbon"></div>
    <div id="slider" class="nivoSlider">
      <img src="assets/3.jpg" alt="" title="This is an example of a caption"/>
      <img src="assets/1.jpg" alt="" data-transition="slideInLeft"/>
      <img src="assets/2.jpg" alt="" title="#htmlcaption"/>
    </div>
    <div id="htmlcaption" class="nivo-html-caption">
      <strong>This</strong> is an example of a <em>HTML</em> caption with <a href="#">a link</a>.
    </div>
  </div>

</div>
<script type="text/javascript" src="scripts/jquery-1.6.4.min.js"></script>
<script type="text/javascript" src="../jquery.nivo.slider.pack.js"></script>
<script type="text/javascript">
    $('#slider').nivoSlider();
</script>

home.html.erb

<%= render "shared/slider" %>
<%= render "shared/calender" %>
<div id="featured">
<b><%= @post.first.title %></b>
<%= simple_format(@post.first().content) %>
</div>

style.css

.theme-default #slider {
    margin: 5px auto 0 auto;
    width:618px; /* Make sure your images are the same size */
    height:246px; /* Make sure your images are the same size */
}
.theme-pascal.slider-wrapper,
.theme-orman.slider-wrapper {
    margin-top:150px;
}

.clear {
    clear:both;
}

.nivoSlider
  {
    position:relative;
    width:  618px;
    height:  246px;
    background: url('loading.gif') no-repeat 50% 50%;
}
.nivoSlider img
  {
    position:absolute;
    top:0px;
    left:0px;
    display:none;
}
.nivoSlider a
  {
    border:0;
    display:block;
}

application.html.erb

<!DOCTYPE html>
<html>
<head>
  <title>Cor</title>
  <%= stylesheet_link_tag 'application'%>
  <%= javascript_include_tag 'application' %>
  <%= csrf_meta_tags %>
</head>
<body>
<img src="assets/Lighthouse%201000w%20x%20300l%20pixels.jpg" id="header-image">
<%= render "shared/navigation" %>
<article>
  <%= yield %>
</article>
</body>
</html>

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