Noty is a jQuery plugin that makes it easy to create alert, success, error and confirmation messages as an alternative the standard alert dialog. Each notification is added to a queue.

The notifications can be positioned at the top, bottom, centre, top left or top right.

There are lots of other options in the API to customise the text, animation, speed, buttons and much more.

It also has various callbacks for the buttons, opening closing the notifications and queue control.

Toast Message is a lightweight (6.4kb uncompressed) jQuery plugin to replace default alert messages with an android style notification box.

There are four different predefined styles (notice, success, warning & error), however they can be fully customised with your own images and CSS.

It has an API to configure the positioning, timing, close button and more.