var _gaq = _gaq || [];
  _gaq.push(['_setAccount', 'UA-17808057-1']);
  _gaq.push(['_trackPageview']);

  (function() {
    var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
    ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
    var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
  })();

function blockOver(blockid) {
  var element = $('block'+blockid);
  element.setStyle('background','url(images/bg_block'+blockid+'.jpg) #fff no-repeat left top');
  element.getChildren('.title').setStyle('color','#fff');
  $('photo'+blockid).setProperty('src','images/foto'+blockid+'-2.jpg');
}

function blockOut(blockid) {
  var element = $('block'+blockid);
  element.setStyle('background','url(images/bg_block4.jpg) #fff no-repeat left top');
  element.getChildren('.title').setStyle('color','#A4ABB3');
  $('photo'+blockid).setProperty('src','images/foto'+blockid+'-1.jpg');
}