/*
 * jQuery 1.2.6 - New Wave Javascript
 *
 * Copyright (c) 2008 John Resig (jquery.com)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * Date: 2008-05-24 14:22:17 -0400 (Sat, 24 May 2008)
 * Rev: 5685
 * Slightly modified/simiplified for www.open-mpi.org.
 */

$(document).ready(function() {
  // Attach onclick event to document only and catch clicks on all elements.
  $(document.body).click(function(event) {
    // Catch only the first parent link of a clicked element.
    $(event.target).parents("a:first,area:first").andSelf().filter("a,area").each(function() {
      // Expression to check for absolute internal links.
      var isInternal = new RegExp("^(https?):\/\/" + window.location.host, "i");
      // Expression to check for special links like gotwo.module /go/ *  links.
      var isInternalSpecial = new RegExp("(\/go\/.*)$", "i");
      // Expression to check for download links.
      var extensions = "7z|aac|arc|arj|asf|asx|avi|bin|csv|doc|exe|flv|gif|gz|gzip|hqx|jar|jpe?g|js|mp(2|3|4|e?g)|mov(ie)?|msi|msp|pdf|phps|png|ppt|qtm?|ra(m|r)?|sea|sit|tar|tgz|torrent|txt|wav|wma|wmv|wpd|xls|xml|z|zip|bz2|gz|rpm";
      var isDownload = new RegExp("\\.(" + extensions + ")$", "i");

      // Is the clicked URL internal?
      if (isInternal.test(this.href)) {
        // Is download tracking activated and the file extension configured for download tracking?
        if (isDownload.test(this.href)) {
          // Download link clicked.
          //alert("Downloading");
          var extension = isDownload.exec(this.href);
          _gaq.push(["_trackEvent", "Downloads", extension[1].toUpperCase(), this.href.replace(isInternal, '')]);
        //} else if (isInternalSpecial.test(this.href)) {
        } else {
          // Keep the internal URL for Google Analytics website overlay intact.
          _gaq.push(["_trackPageview", this.href.replace(isInternal, '')]);
        }
      } else {
        //if ($(this).is("a[href^=mailto:],area[href^=mailto:]")) {
          // Mailto link clicked.
        //  _gaq.push(["_trackEvent", "Mails", "Click", this.href.substring(7)]);
        //} else if (this.href) {
          // Track all external links as page views after URL cleanup.
          // Currently required, if click should be tracked as goal.
          _gaq.push(["_trackPageview", '/outbound/' + this.href.replace(/^(https?|ftp|news|nntp|telnet|irc|ssh|sftp|webcal):\/\//i, '').split('/').join('--')]);
        //}
      }
    });
  });
});
;