Tooltip with no-shadow
A tooltip is used to provide descriptive help to the user about the control that the mouse is over. For instance, moving the mouse over
this piece of text
This is what we call a tooltip.
for a second can display a small popup label containing more detailed description. When the mouse is moved again, the tooltip disappears. This is a useful means of providing additional details about a user interface without cluttering up the main interface.
Tooltip in a form