Print the permalink of the current post in the loop.

Print the permalink to the RSS feed.

Adds element attributes to open links in new tabs.

Retrieve permalink from post ID.

Start preview theme output buffer.

Callback function for ob_start() to capture all links in the theme.

Manipulates preview theme links in order to control and maintain location.

Prints a link to the previous post.

Register widget for sidebar with backward compatibility.

Registers widget control callback for customizing options.