Template:Tltt
From MINR.ORG WIKI
{{[[Template:{{{1}}}|{{{1}}}]]}} tltt stands for "template link with tooltip"
Usage
Like template:tl, with an additional parameter for the tooltip. This will be displayed when user hovers over it.
The template is meant to be used in pages such as Template:TestTemplates, where it is desirable to provide a bit more explanation for a template than what its name reveals.