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

  /* external links */
  var objs = $$('a');
  objs.each(function(obj, i) {
    if (obj.get('href') && (obj.get('rel') == 'external')){
      obj.set('target', '_blank');
    }
  });
  
  /* IE hovers */
  if (Browser.Engine.trident){
    var objs = $$('button');
    objs.each(function(obj, i) {
      obj.addEvent("mouseover", function(event) {
        this.addClass('hover');
    	});
    	obj.addEvent("mouseout", function(event) {
        this.removeClass('hover');
    	});
    });
  }
  
  /* drop downs */
  var objs = $$('#subnav li a');
  objs.each(function(obj, i) {
    obj.addEvent("mouseover", function(event) {
      $('nav-li-3').addClass('hover');
  	});
  	obj.addEvent("mouseout", function(event) {
      $('nav-li-3').removeClass('hover');
  	});
  });
  
});