If you want your websites users to be able to login or register via PullOut Login widget, you can achieve that with a text widget that supports raw PHP code. For example Advanced Text Widget.
In this example we have free version of Advanced Text Widget + PullOut Widgets plugin. Use
wp_login_form() core function that is already built into the WordPress:
You can see 2 examples on this page:
1. Login Widget #1 is on the top edge of the screen. The only settings we customized are: positioning, easing effect and sliding speed. The rest are all default settings.
2. Login Widet #2 is on the right edge of the screen and has many custom settings like color, border and rounded corners.