title: Fixed bar script makes slideshow "jump" - How to remove?
body: <p>i couldnt find a better tittle because its a specific error of my site, that i will provide a link to see it and his code.</p>
  
  <p>The issue is when i scroll, there is a script that when the bar touches the top of the browser, the bar will remain there, but that make the slideshow make a little jump and the bars cuts part of the slideshow.</p>
  
  <p>See it here: <a href="http://optential.co.nf/" rel="nofollow">http://optential.co.nf/</a></p>
  
  <p>Code: </p>
  
  <p><div class="snippet" data-lang="js" data-hide="false">
  <div class="snippet-code">
  <pre class="snippet-code-js lang-js prettyprint-override"><code>$(window).bind('scroll', function () {
    var h = $('.header').height();
    if ($(window).scrollTop() &gt; h) {
      $('.mail2, .optimize').addClass('fixed');
      
    } else {
      $('.mail2, .optimize').removeClass('fixed');
    }
  });</code></pre>
  <pre class="snippet-code-css lang-css prettyprint-override"><code>html,
  body { height: 100%; }
  
  body {
    margin: 0;
    font-family: 'Open Sans', Helvetica, sans-serif;
    min-width: 900px;
  }
  
  .header {
    background-image: url("img/fundo1.jpg");
    background-color: rgb(21, 21, 21);
    background-size: cover;
    color: white;
    height: 100%;
    min-height: 650px;
    position: relative;
  }
  
  .header .logo {
    width: 230px;
    height: 60px;
    margin: 20px 8px 8px 6%;
  }
  
  .header .menu {
    position: absolute;
    top: 55px; right: 25px;
  }
  
  .header .menu a {
    margin: 0 4px;
    font-size: 15px;
    color: white;
    text-decoration: none;
    padding: 6px 20px;
  }
  
  .header .menu a:hover,
  .header .menu a.current {
    color: rgb(204, 66, 63);
  }
  
  .header .move {
    color: white;
    width: 40%;
    margin: 0;
    padding: 10px;
  }
  
  .header .move .center {
    margin: 260px auto 0;
    width: 360px;
  }
  
  .header .move h1 {
    font-weight: 400;
    font-size: 38px;
    margin: 6px 0;
  }
  
  .header .move p {
    font-weight: 300;
    font-size: 20px;
    border-top: 2px solid white;
    margin: 6px 0;
    padding-top: 6px;
  }
  
  .header .mail1 {
    background-image: url("img/email.png");
    background-size: contain;
    background-position: 100% 100%;
    background-repeat: no-repeat;
    width: 560px; height: 560px;
    position: absolute;
    bottom: 0; right: 0;
  }
  
  .header .mail1 form {
    position: absolute;
    width: 240px;
    bottom: 220px; right: 155px;
  }
  
  .header .mail1 h1 {
    font-weight: 300;
    text-align: center;
    color: rgb(203, 41, 37);
  
  }
  .header .mail1 input {
    box-sizing: border-box;
    width: 100%;
    font-family: 'Open Sans', Helvetica, sans-serif;
    padding: 8px;
    border: 1px solid rgb(219, 219, 218);
    border-radius: 6px;
    margin-bottom: 12px;
   }
  
  .header .mail1 input:hover {
    border: 1px solid rgb(189, 189, 188);
  }
  
  .header .mail1 input:focus {
    outline: 0;
  }
  
  .header .mail1 a {
    display: block;
    color: white;
    text-decoration: none;
    background-color: rgb(204, 66, 63);
    border-radius: 6px;
    text-align: center;
    padding: 8px;
    font-size: 14px;
  }
  
  .header .mail1 a:hover {
    background-color: rgb(224, 86, 83);
  }
  
  .mail2 {
    box-shadow: 10px 6px 15px grey;
    background-color: white;
    background-image: url("img/barra.png");
    background-position: 12% 0%;
    height: 100px;
    background-repeat: no-repeat;
    text-align: right;
  }
  
  #btn {
      width: 10em; 
    }
  
  .mail2.fixed {
    box-shadow: 10px 6px 15px grey;
    position: fixed;
    display:block;
    top: 0; left: 0;
    width: 100%;
    min-width: 800px;
    height: 100px;
    z-index: 1;
  }
  
  .mail2 form {
    display: inline-block;
    margin: 30px 0;
    padding: 0 10px;
    width: 600px;
  }
  
  .mail2 h1 {
    font-weight: 300;
    color: rgb(203, 41, 37);
    display: inline;
    vertical-align: middle;
    font-size: 28px;
  }
  
  .mail2 input {
    box-sizing: border-box;
    width: 220px;
    font-family: 'Open Sans', Helvetica, sans-serif;
    padding: 8px;
    border: 1px solid rgb(219, 219, 218);
    border-radius: 6px;
    margin: 0 6px;
  }
  
  .mail2 input:hover {
    border: 1px solid rgb(189, 189, 188);
  }
  
  .mail2 input:focus {
    outline: 0;
  }
  
  .mail2 a {
    display: inline;
    color: white;
    text-decoration: none;
    background-color: rgb(204, 66, 63);
    border-radius: 6px;
    text-align: center;
    padding: 8px 4%;
    font-size: 14px;
  }
  
  .mail2 a:hover {
    background-color: rgb(224, 86, 83);
  }
  
  .mail2 .top {
    padding: 8px 6px;
    background-color: rgb(51, 51, 51);
  }
  
  .mail2 .top:hover {
    background-color: rgb(71, 71, 71);
  }
  
  #slider {
    position:relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
  }
  
  #slider .images { 
    width: 100%;
    position: relative;
    transition: left 1s;
    left: 0;
  }
  
  #slider .images img {
    z-index: -1;
    width: 100%;
    background-size: cover;
    position: absolute;
  }
  
  .controls {
    width:100%;
    width: 350px;
    margin: 5px auto;
    display: flex;
    justify-content: center;
  }
  
  .controls div {
  
    width: 16px;
    height: 16px;
    margin: 0 5px;
    background: tomato;
    border-radius: 50%;
  }
  
  .controls .current {
    background: red;
  }
  
  .barra2 {
    background-image: url('img/barra2.png');
    background-size: cover;
    padding-bottom: 21.6%;
  }
  
  .mobile {
    background-image: url("img/fundos.jpg");
    background-size: cover;
    background-color: rgb(171, 171, 171);
    color: white;
    padding-bottom: 44.4%;
    position: relative;
  }
  
  #pc {
    height: 600px;
    width: 50%;
    float: left;
    background-size: 100%
    background-repeat:no-repeat;
    background-image: url("img/pc.jpg");
  }
  
  #pctexto {
    height: 600px;
    width: 50%;
    float: left;
    background-size: cover;
    background-color: blue;
  }
  .mobile .invisi {
    position: absolute;
    width: 13%;
    height: 10%;
    bottom: 14%;
    border-radius: 8px;
  }
  .mobile .invisi:hover {
    background: white;
    opacity: 0.2;
  }
  
  .mobile .appstore {
    right: 26.5%;
  }
  
  .mobile .googleplay {
    right: 11.5%;
  }
  
  .contact {
    background-image: url("img/fundo2es.jpg");
    background-size: 100%;
    background-color: rgb(21, 21, 21);
    background-repeat: no-repeat;
    height:100%;
    color:white;
  }
  
  .contact .textocon {
    text-align: right;
    padding: 55px 75px 0 0;
  }
  
  .contact .textocon div {
    display: inline-block;
    width: 290px
  }
  
  .contact .textocon h1 {
    font-weight: 400;
    font-size: 42px;
    margin: 6px 0;
  }
  
  .contact .textocon p {
    font-weight: 300;
    font-size: 19px;
    border-top: 2px solid white;
    margin: 6px 0;
    padding-top: 6px;
  }
  
  .contact .col1 {
    display: inline-block;
    vertical-align: top;
    width: 410px;
    padding: 10px 6px 10px 60px;
  }
  
  .contact .col1 h1 {
    font-weight: 300;
    font-size: 25px;
    margin: 4px 0;
  }
  
  .contact .col1 input {
    width: 380px;
    height: 20px;
  }
  
  .contact .col1 input,
  .contact .col2 textarea {
    font-family: 'Open Sans', Helvetica, sans-serif;
    padding: 14px;
    font-size: 13px;
    color: white;
    background-color: transparent;
    border: 1px solid rgb(172, 161, 160);
    margin: 6px 0;
  }
  .contact .col1 input:focus,
  .contact .col2 textarea:focus {
    outline: 0;
    border: 1px solid white;
  }
  
  .contact .col2 {
    display: inline-block;
    width: calc(100% - 560px);
    padding: 52px 10px 10px 0;
    text-align: right;
  }
  
  .contact .col2 textarea {
    text-align: left;
    width: 100%;
    box-sizing: border-box;
    height: 112px;
  }
  
  .contact .col2 #btn {
    display: inline-block;
    color: white;
    font-weight: bold;
    text-align: center;
    text-decoration: none;
    background-color: rgb(204, 66, 63);
    border-radius: 4px;
    padding: 10px 0px;
    font-size: 20px;
  }
  .contact .col2 a:hover {
    background-color: rgb(224, 86, 83);
  }
  
  .contact .info {
    padding: 10px 60px;
    display: flex;
    justify-content: space-between;
  }
  
  .contact .info h1 {
    font-weight: 300;
    font-size: 25px;
  }
  
  .contact .info p {
    font-size: 12px;
    line-height: 12px;
  }
  
  .contact .info a {
    text-decoration: none;
    color: white;
  }
  .contact .info a:hover {
    color: #ddd;
  }
  
  .contact .info img {
    width: 32px;
    margin: 6px;
  }
  .contact .info img:hover {
    opacity: 0.8;
  }</code></pre>
  <pre class="snippet-code-html lang-html prettyprint-override"><code>&lt;!DOCTYPE html&gt;
  &lt;html&gt;
    &lt;head&gt;
      &lt;script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"&gt;&lt;/script&gt;
      &lt;script src="js/fixedbar.js"&gt;&lt;/script&gt;
      &lt;script src="js/slider.js"&gt;&lt;/script&gt;
      &lt;meta charset="utf-8"&gt;
      &lt;link href="http://fonts.googleapis.com/css?family=Open+Sans:400,300" rel="stylesheet" type="text/css"&gt;
      &lt;link href="styles.css" rel="stylesheet" type="text/css"&gt;
      &lt;title&gt; Layout &lt;/title&gt;
    &lt;/head&gt;
    &lt;body&gt;
  
  
      &lt;div class="header" id="top"&gt;
        &lt;img class="logo" src="img/logo.png"&gt;
        &lt;div class="menu"&gt;
          &lt;a href="#" class="current"&gt;Home&lt;/a&gt;
          &lt;a href="#tour"&gt;Product Tour&lt;/a&gt;
          &lt;a href="#"&gt;Pricing&lt;/a&gt;
          &lt;a href="#"&gt;Try&lt;/a&gt;
          &lt;a href="#vision"&gt;Vision&lt;/a&gt;
        &lt;/div&gt;
        &lt;div class="move"&gt;
          &lt;div class="center"&gt;
            &lt;h1&gt;Move work forward!&lt;/h1&gt;
            &lt;p&gt;Optential keeps your team organized, connected, and focused on results.&lt;/p&gt;
          &lt;/div&gt;
        &lt;/div&gt;
        &lt;div class="mail1"&gt;
          &lt;form action="form/form.php" method="post"&gt;
            &lt;h1&gt;Try Now!&lt;/h1&gt;
            &lt;input name="Email" class="Email" type="text" placeholder="Enter your Email address ..."&gt;
            &lt;input type="submit" value="Get started for free"&gt;
          &lt;/form&gt;
        &lt;/div&gt;
      &lt;/div&gt;
  
      &lt;div class="mail2"&gt;
          &lt;form action="form/form.php" method="post"&gt;
          &lt;h1&gt;Try Now!&lt;/h1&gt;
          &lt;input type="text" placeholder="Your Email here..."&gt;
          &lt;input type="submit" id ="btn" value="Get started for free"&gt;
          &lt;a class="top" href="#top"&gt;Top&lt;/a&gt;
        &lt;/form&gt;
      &lt;/div&gt;
  
  
      &lt;div id="slider"&gt;
          &lt;div class="images"&gt;
            &lt;div class="controls"&gt;
            &lt;img src="img/3.png" alt="Image-1" /&gt;
            &lt;img src="img/2.png" alt="Image-2" /&gt;
            &lt;img src="img/1.png" alt="Image-3" /&gt;
            &lt;img src="img/4.png" alt="Image-4" /&gt;
          &lt;/div&gt; 
        &lt;/div&gt;
      &lt;/div&gt;
  
      &lt;div class="barra2"&gt;&lt;/div&gt;
  
      &lt;div class="mobile"&gt;
        &lt;div id="pc"&gt; 
  
        &lt;/div&gt;
  
        &lt;div id="pctexto"&gt;
  
        &lt;/div&gt;
      &lt;/div&gt;
  
      &lt;div class="contact"&gt;
        &lt;div class="textocon"&gt;
          &lt;div&gt;
            &lt;h1&gt;Optential&lt;/h1&gt;
            &lt;p&gt;A new management system&lt;br&gt;for a new management paradigm!&lt;/p&gt;
          &lt;/div&gt;
        &lt;/div&gt;
        &lt;form method="POST" action="form/contactengine.php"&gt;
          &lt;div class="col1"&gt;
            &lt;h1&gt;Contact us!&lt;/h1&gt;
            &lt;input type="text" name="Name" size="50" placeholder="Name"/&gt;
            &lt;input type="text" name="Email" size="50" placeholder="Email"/&gt;
            &lt;input type="text" name="Subject" size="50" placeholder="Subject"/&gt;
          &lt;/div&gt;
          &lt;div class="col2"&gt;
            &lt;textarea name="Message" rows="5" cols="70" placeholder="Message..."&gt;&lt;/textarea&gt;
            &lt;input type="submit" id="btn"value="Send"/&gt;
          &lt;/div&gt;
        &lt;/form&gt;
        &lt;div class="info"&gt;
          &lt;div&gt;
            &lt;h1&gt;Mail Us !&lt;/h1&gt;
            &lt;p&gt;Rua Andrade Corvo, 242&lt;/p&gt;
            &lt;p&gt;sala 206&lt;/p&gt;
            &lt;p&gt;4700-204 Braga&lt;/p&gt;
            &lt;p&gt;Portugal&lt;/p&gt;
          &lt;/div&gt;
          &lt;div&gt;
            &lt;h1&gt;Call Us !&lt;/h1&gt;
            &lt;a href="#"&gt;&lt;p&gt;+351 987654323&lt;/p&gt;&lt;/a&gt;
            &lt;a href="#"&gt;&lt;p&gt;+351 987654323&lt;/p&gt;&lt;/a&gt;
            &lt;a href="#"&gt;&lt;p&gt;+351 987654323&lt;/p&gt;&lt;/a&gt;
          &lt;/div&gt;
          &lt;div&gt;
            &lt;h1&gt;Email Us! &lt;/h1&gt;
            &lt;a href="#"&gt;&lt;p&gt;code@angel.com&lt;/p&gt;&lt;/a&gt;
            &lt;a href="#"&gt;&lt;p&gt;code_hr@angel.com&lt;/p&gt;&lt;/a&gt;
            &lt;a href="#"&gt;&lt;p&gt;code_support@angel.com&lt;/p&gt;&lt;/a&gt;
          &lt;/div&gt;
          &lt;div&gt;
            &lt;h1&gt;Join Us! &lt;/h1&gt;
            &lt;a href="#"&gt;&lt;img src="img/facebook.png"&gt;&lt;/a&gt;
            &lt;a href="#"&gt;&lt;img src="img/gplus.png"&gt;&lt;/a&gt;
            &lt;a href="#"&gt;&lt;img src="img/twitter.png"&gt;&lt;/a&gt;
            &lt;a href="#"&gt;&lt;img src="img/instag.png"&gt;&lt;/a&gt;
          &lt;/div&gt;
        &lt;/div&gt;
      &lt;/div&gt;
  &lt;script src="js/slider.js"&gt;&lt;/script&gt;
    &lt;/body&gt;
  &lt;/html&gt;</code></pre>
  </div>
  </div>
  </p>
  
  <p>The css of the bar is "mail2", of the slideshow is "slider" and "controls".</p>
  
  <p>Hope someone can help.</p>