_sidebar/contributors.php

<div class="sideitem">

  <h6>Active Contributors</h6>
  <div class="sideitemcontent">
    <div style="position: relative; height: 250px; left: -12px; top: -18px;">
      <a href="http://eclipsesource.com/" target="_blank"
          title="EclipseSource"><img src="/rap/images/logos/EclipseSource.png"
          style="position: absolute; left: 10px; top: 10px;"/></a>
      <a href="http://www.ars.de/" target="_blank"
          title="ARS"><img src="/rap/images/logos/ARS.png"
          style="position: absolute; left: 25px; top: 75px;"/></a>
      <a href="http://www.uid.com" target="_blank"
          title="UID"><img src="/rap/images/logos/UID.png"
          style="position: absolute; left: 130px; top: 190px;"/></a>
    </div>
  </div>
</div>