Make help cursor

Question

Does anyone can help me.

I would like - when you move the mouse over a certain part of the text show

explanation.

This is the text (example)

 

0.0               dazi

0.0  14.0     1.0

When you hover mouse over zero proved to be the value in millimeters.(in tooltip or balloon)

when you get over dazi to write dazidazi

when you get over 0.0 to write that it is in meters

when you get over the 14.0 to write that it is decimeter

when you get over 1.0 to say that it cantimeri