JavaScript-less Sharing Links

gistfile1.html

<!-- Twitter -->
<a href="https://twitter.com/intent/tweet?original_referer=REFERRER_URL&source=tweetbutton&text=TWEET_TEXT&url=URL&via=USERNAME">Share on Twitter</a>

<!-- Facebook -->
<a href="http://www.facebook.com/share.php?u=URL&t=TITLE">Share on Facebook</a>

<!-- Google+ -->
<a href="https://m.google.com/app/plus/x/?content=URL&v=compose&hideloc=1">Share on Google+</a>

<!-- Instapaper -->
<a href="http://www.instapaper.com/hello2?url=URL&amp;title=TITLE">Read Later</a>

<!-- LinkedIn -->
<a href="https://www.linkedin.com/cws/share?url=URL&original_referer=REFERRER_URL">LinkedIn</a>