$('networkBar').observe('mouseover', function(event) {
  Event.stop(event);
});
 
var mouseOverHandler = function(event) {
  $('networkBarPopup').slideDown({duration: 0.3, queue: {position: 'end', scope: 'networkbar', limit: 2}});
  $('networkBarButton').stopObserving('mouseover', mouseOverHandler);
  document.observe('mouseover', mouseOutHandler);
  
}
 
var mouseOutHandler = function(event) {
  $('networkBarPopup').slideUp({duration: 0.3, queue: {position: 'end', scope: 'networkbar', limit: 2}});
  $('networkBarButton').observe('mouseover', mouseOverHandler);
  document.stopObserving('mouseover', mouseOutHandler);
}
 
$('networkBarButton').observe('mouseover', mouseOverHandler);
// JavaScript Document