// Wait until the DOM is Ready
  domReady(function(){
  
      // Find all the definition terms
      var dt = tag(“dt”);
      for ( var I = 0; I < dt.length; i++ ) {
  
          // Watch for a user click on the term
          addEvent( dt[i], “click”, function() {
  
              // See if the definition is already open, or not
              var open = attr( this, “open” );
  
              // Toggle the display of the definition
              next( this ).style.display = open ? ‘none’ : ‘block’;
  
              // Remember if the defnition is open
              attr( this, “open”, open ? ‘’ : ‘yes’ );
          });
      }
  });