$(function(){

  $('ul.navis').each(function(){
  var nav = $(this);

  nav
    .mouseover(function(e){
      nav.doTimeout( 'navis', 300, over, e.target );
    }).mouseout(function(){
      nav.doTimeout( 'navis', 300, out );
    });

  function over( elem ) {
    var parent = $(elem).closest( 'li.menupremier' );

    out( parent );
    parent.children( 'a' ).addClass( 'hover' );
    parent.children( 'ul:hidden' ).fadeIn( 'fast' );
    parent.children( 'div:hidden' ).fadeIn( 'fast' );
  };

  function out( elem ) {
    var parents = elem
      ? $(elem).closest( 'li.menupremier' ).siblings()
      : nav.children();

    parents.children( 'a' ).removeClass( 'hover' );
    parents.children( 'ul' ).hide();
    parents.children( 'div' ).hide();
  };
});

  // Syntax highlighter.
  SyntaxHighlighter.highlight();

});