Help:Tooltips

If you wish to add a mouse-over tool-tip to your text, you have to use the
 * normal text tags.

For the basic mouse-over tool-tip you will need to:
 * mouse-over me.  will produce:
 * mouse-over me.

To make a " ? " appear next to the cursor when you mouse moves over the text then you will need to:
 * mouse-over me.  will produce:
 * mouse-over me.