nyamsprod

Ultimate Back To Top Button insert on any WordPress page a “return to the top” link which 
let the user scroll back to the page top using javascript and jQuery 1.7 when available. 
The button depends on CSS 2.1 and 3 but degrade gracefully on IE8 and 7 browsers. 
In IE6 the button won’t be displayed.
<ul>
<li><a href="http://www.nyamsprod.com/contact/" rel="nofollow ugc">Support</a></li>
<li><a href="http://www.nyamsprod.com/blog/2012/dynamic-top-link-revisited/" rel="nofollow ugc">Version History</a></li>
<li><a href="http://www.nyamsprod.com/blog/2012/dynamic-top-link-revisited/" rel="nofollow ugc">Faq</a></li>
</ul>

Ultimate Back To Top Button

Ultimate Back To Top Button is a smart and easy back to top button powered by CSS3.

surdotly

Sur.ly alters the outbound links on your site so that visitors can view external target pages without leaving your domain.
Feel free to check <a href="http://wordpress.demo.sur.ly/?p=1" rel="nofollow ugc">Sur.ly demo tour</a>.
Sur.ly plugin replaces the outgoing links in comments, posts, etc (except for whitelisted links of your choice) with the links leading to intermediate pages on your subdomain. When users follow these links, they will seamlessly view the external target pages while technically staying within your domain.
<a href="http://sur.ly" rel="nofollow ugc">Sur.ly</a> accompanies, informs and protects users when they follow outbound links, so they can never bump into an adult or malware-infected content under links posted by other visitors.
<a href="http://sur.ly" rel="nofollow ugc">Sur.ly</a> can help you to:
<ul>
<li>Get rid of toxic and unsolicited outbound links.</li>
<li>Turn any risky outbound links into safe internal links to avoid Google penalty.</li>
<li>Cope with fake users signing up for your site to get backlinks.</li>
<li>Recapture users leaving via outbound links.</li>
<li>Keep users within your domain longer to reduce the bounce rate.</li>
<li>Shorten links down to neat and convenient alphanumeric identifiers.</li>
</ul>

Sur.ly

Sur.ly alters the outbound links on your site so that visitors can view external target pages without leaving your domain.

Ultimate Back To Top Button vs Sur.ly