title: SEVERE: Error loading JavaScript from [http://www.google-analytics.com/ga.js] when loading a simple page in HtmlUnit
body: <p>When loading link :http://pdfcast.org/login in HtmlUnit using following code</p>
  
  <pre><code>    webclient = new WebClient(BrowserVersion.CHROME_16);
      webclient.setJavaScriptEnabled(true);
      webclient.getCookieManager().setCookiesEnabled(true);
      webclient.setThrowExceptionOnScriptError(false);
      webclient.setRefreshHandler(new ThreadedRefreshHandler());
      HtmlPage currentPage = webclient.getPage("http://pdfcast.org/login");
  </code></pre>
  
  <p>error occured:</p>
  
  <pre><code>Sep 26, 2012 10:04:38 PM com.gargoylesoftware.htmlunit.html.HtmlPage loadExternalJavaScriptFile
  SEVERE: Error loading JavaScript from [http://www.google-analytics.com/ga.js].
  com.gargoylesoftware.htmlunit.FailingHttpStatusCodeException: 504 Gateway Time-out for http://www.google-analytics.com/ga.js
      at com.gargoylesoftware.htmlunit.WebClient.throwFailingHttpStatusCodeExceptionIfNecessary(WebClient.java:542)
      at com.gargoylesoftware.htmlunit.html.HtmlPage.loadJavaScriptFromUrl(HtmlPage.java:1041)
      at com.gargoylesoftware.htmlunit.html.HtmlPage.loadExternalJavaScriptFile(HtmlPage.java:981)
      at com.gargoylesoftware.htmlunit.html.HtmlScript.executeScriptIfNeeded(HtmlScript.java:366)
      at com.gargoylesoftware.htmlunit.html.HtmlScript$1.execute(HtmlScript.java:234)
      at com.gargoylesoftware.htmlunit.html.HtmlScript.onAllChildrenAddedToPage(HtmlScript.java:244)
      at com.gargoylesoftware.htmlunit.html.HTMLParser$HtmlUnitDOMBuilder.endElement(HTMLParser.java:607)
      at org.apache.xerces.parsers.AbstractSAXParser.endElement(Unknown Source)
      at cyberneko.html.filters.NamespaceBinder.endElement(NamespaceBinder.java:329)
  </code></pre>
  
  <p>Is there any solution to this problem?</p>