(function() {
		var back = [0,0];

    YAHOO.util.Event.on('logo', 'mouseover', function() {
      new YAHOO.util.Scroll('bd', {scroll: { to: [0, 600] }}, 1, YAHOO.util.Easing.easeBothStrong).animate();
    });
    YAHOO.util.Event.on('logo', 'mouseout', function() {
      new YAHOO.util.Scroll('bd', {scroll: { to: back }}, 1, YAHOO.util.Easing.easeBothStrong).animate();
    });

    YAHOO.util.Event.on(['mapa','project_list'], 'click', function() {
			var back = [974, 0];
      new YAHOO.util.Scroll('bd', {scroll: { to: [974,0] }}, 1, YAHOO.util.Easing.easeBothStrong).animate();
    });
})();