When we use websites, when you log in to a website and when mouse over the link, you can easily see the location of that link.
It's not so appropriate. That is, if you have a download site, you can easily use your link to another website.
This blog regarding that how to hide your link location when mouse over the link. If you want to hide some link in your blog site or website from anyone, you can use this simple method.
Normal Link,
<a href="http:\\www.google.com">Link</a>
Hide URL / Link,
<a href="javascript:void(0)" onclick="location.href='http:\\www.google.com'">Link</a>