How to generate Google Search result's time line image
<p>Can you please tell me if there is any open source library which generate 'timeline image' in Google Search result? (see below as an example):</p>

<p><a href="http://www.google.com/search?q=history&amp;hl=en&amp;sa=X&amp;tbo=1&amp;tbs=tl:1,tll:1400,tlh:1599&amp;ei=oL46SsOrIIy0sgPQrrCDCw&amp;oi=timeline_histogram_nav&amp;ct=timeline-histogram&amp;cd=9" rel="nofollow">http://www.google.com/search?q=history&amp;hl=en&amp;sa=X&amp;tbo=1&amp;tbs=tl:1,tll:1400,tlh:1599&amp;ei=oL46SsOrIIy0sgPQrrCDCw&amp;oi=timeline_histogram_nav&amp;ct=timeline-histogram&amp;cd=9</a></p>

<p>Thank you.</p>
