window.addEvent('domready', function() {

  // -- Download panel

  var myVerticaldownload = new Fx.Slide('download_panel');
  myVerticaldownload.hide();

  $('top_opt_nav_download').addEvent('click', function(event){
    event.stop();
    myVerticalsharing.slideOut();	
	event.stop();
    myVerticaldownload.toggle();
  });
  
  $('close_download_panel').addEvent('click', function(event){
    event.stop();
    myVerticaldownload.slideOut();
  });
  
  // -- Sharing panel

  var myVerticalsharing = new Fx.Slide('sharing_panel');
  myVerticalsharing.hide();

  $('top_opt_nav_share').addEvent('click', function(event){
    event.stop();
    myVerticaldownload.slideOut();
    event.stop();
	myVerticalsharing.toggle();
  });
  
  $('close_sharing_panel').addEvent('click', function(event){
    event.stop();
    myVerticalsharing.slideOut();
  });
  
});