Web Develovers,This should be pretty easy --- I'm presenting some bar charts on a web page (built out of html tables), and I'd like to provide some more detail for each bar on a mouseover event ...

We show you how to add a tooltip in Excel and Google Sheets using comments, notes, data validation, and screen tip the easy way.

In Windows 7, I used our freeware Start Button ToolTip Text Changer to change the Start button tooltip. In Windows 8, there are a lot of things you can just customization to make it more beautiful.

If you’ve used OS X applications for any length of time, you’re probably familiar with tooltips—those little floating yellow tags of explanatory text that appear when your mouse hovers over ...