Thank you in advance.
You can use method showNotification of class UIManager.
Code:// Displays a notification. UIManager.prototype.showNotification = function(displayTime, type, text, progress)
Thanks. I have not used it and I did not find the description of UIManager.
Where could I get any info?
a bit late here, anyway: if I correctly interpret henry.huang's reply, UIManager is a class of WRT Kit, a UI framework no longer maintained by Nokia. You can create a widget with WRT Kit support by using the WRT Aptana plugin.
Instead, if you want to use something else, you could take a look at Guarana, a more recent (and supported) UI framework with loads of components: