MediaWiki:Gadget-HeadingLink.js

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// <source lang="javascript">
// This JavaScript will be loaded only for some pages, see MediaWiki:Common.js
// Copyright A. Plank
/*  
   This program is free software; you can redistribute it and/or modify it under the terms of 
   the EUPL v.1.1 or (at your option) the GNU General Public License as published by the Free 
   Software Foundation; either GPL v.3 or (at your option) any later version. This program is  
   distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the  
   implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General  
   Public License (http://www.gnu.org/licenses/) for more details.  
 */
/* global $j */
/* add a link of the section while hovering it */
if ($j('h2,h3,h4').length) {
  $j('h2,h3,h4').mouseenter(function () {
    hrefID = $j(this).find('.mw-headline').attr('id');
    $j(this).append('<a ' + 
      ' class="headerlink" ' + 
      ' style="color:#CCCCCC" ' + 
      ' title="' + ( $.resource ? $.resource('toolTipHeadingLink') : 'Permanent link to this headline' ) + '" ' + 
      ' href="' + '?oldid=' + wgCurRevisionId + '#' + hrefID + '" ><img src="http://species-id.net/o/media/f/f9/Button-sprite_link-pale.png" align="middle" width="16" height="16"></a>');
  }).mouseleave(function () {
    $j(this).find('a.headerlink').remove();
  });
}
// </source>