Here you can see default client-side tool-tip

This tool-tip content was pre-rendered to the page.
Also the tooltip following mouse by default

This tool-tip will not follow mouse. Also this tool-tip has a delay 1.5 sec, so be patient!

This tool-tip content also pre-rendered to the page.

This tool-tip rendered on server in separate request.

Wait... This tool-tip content was rendered on server

This tool-tip will be activated on mouse click.

Wait... This tool-tip content was rendered on server