$(document).ready(function(){

 // $("a[href='http://eBrain.nl']").colorbox({fixedWidth:"80%", fixedHeight:550, iframe:true});
 $('.ColorBox').colorbox({fixedWidth:560, fixedHeight:550, iframe:true, bgOpacity:0.5});

 $("ul.dropdown li").hover(function(){
   $(this).addClass("hover");
   $('> .dir',this).addClass("open");
   $('ul:first',this).css('visibility', 'visible');
 },function(){
   $(this).removeClass("hover");
   $('.open',this).removeClass("open");
   $('ul:first',this).css('visibility', 'hidden');
 });

});