var root = 'http://' + window.location.host + '/'

if (window.Prototype) document.observe('mouseup', function(e) {
  if (!pageTracker) return
  var link = e.findElement('a[href]')
  if (link) {
    var url = null, leftOrMiddle = (e.isLeftClick() || e.isMiddleClick())
    // track outgoing clicks:
    if (!link.href.startsWith(root) && !link.href.toLowerCase().startsWith("javascript:") && leftOrMiddle)
      url = '/outgoing/' + link.href.replace(/^http:\/\//, '')

    if (url) pageTracker._trackPageview(url)
  }
})