// pulse
window.addEvent('domready', function(){
    
	$$('#pulse_nav .pulse').each(function(wwaTrigger) {
	
    //Pulse triggers on mouseover
    //wwaTrigger.set('background-color', '#8B0870');
    var wwaPulse = new Fx.Tween(wwaTrigger, { duration:750, link: 'chain' });
    var wwaBlink = function() {
        wwaPulse.start('background-color', '#8B0870').start('background-color', '#FFFFFF');
    };
   wwaBlink.periodical(2500);
 });

});